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      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, High-Density Polyethylene (HDPE), Cap Not Included, Bulk Packaged, 60 mL, 1000/CS, Thermo Scientific, 362002-0002</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, High-Density Polyethylene (HDPE), Cap Not Included, Bulk Packaged, 60 mL, 1000/CS, Thermo Scientific, 362002-0002</image:caption>
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      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, High-Density Polyethylene (HDPE), Cap Not Included, Bulk Packaged, 125 mL, 500/CS, Thermo Scientific, 362002-0004</image:caption>
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      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, High-Density Polyethylene (HDPE), Cap Not Included, Bulk Packaged, 250 mL, 250/CS, Thermo Scientific, 362002-0008</image:caption>
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      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) Opaque Amber Polypropylene Cap, Bulk Packaged, 30 mL, 1000/CS, Thermo Scientific, 312004-0001</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) Opaque Amber Polypropylene Cap, Bulk Packaged, 30 mL, 1000/CS, Thermo Scientific, 312004-0001</image:caption>
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      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) Opaque Amber Polypropylene Cap, Bulk Packaged, 500 mL, 125/CS, Thermo Scientific, 312004-0016</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) Opaque Amber Polypropylene Cap, Bulk Packaged, 500 mL, 125/CS, Thermo Scientific, 312004-0016</image:caption>
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      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) Opaque Amber Polypropylene Cap, Bulk Packaged, 60 mL, 1000/CS, Thermo Scientific, 312004-0002</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) Opaque Amber Polypropylene Cap, Bulk Packaged, 60 mL, 1000/CS, Thermo Scientific, 312004-0002</image:caption>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-56.png?v=1784702692</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) Opaque Amber Polypropylene Cap, Bulk Packaged, 1 L, 50/CS, Thermo Scientific, 312004-0032</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) Opaque Amber Polypropylene Cap, Bulk Packaged, 1 L, 50/CS, Thermo Scientific, 312004-0032</image:caption>
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      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) Opaque Amber Polypropylene Cap, Bulk Packaged, 125 mL, 500/CS, Thermo Scientific, 312004-0004</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) Opaque Amber Polypropylene Cap, Bulk Packaged, 125 mL, 500/CS, Thermo Scientific, 312004-0004</image:caption>
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      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) Opaque Amber Polypropylene Cap, Bulk Packaged, 250 mL, 250/CS, Thermo Scientific, 312004-0008</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) Opaque Amber Polypropylene Cap, Bulk Packaged, 250 mL, 250/CS, Thermo Scientific, 312004-0008</image:caption>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Low-Density Polyethylene (LDPE) with Polypropylene Cap, Bulk Packaged, 30 mL, 1000/CS, Thermo Scientific,  312003-0001</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Low-Density Polyethylene (LDPE) with Polypropylene Cap, Bulk Packaged, 30 mL, 1000/CS, Thermo Scientific,  312003-0001</image:caption>
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      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Low-Density Polyethylene (LDPE) with Polypropylene Cap, Bulk Packaged, 500 mL, 125/CS, Thermo Scientific, 312003-0016</image:caption>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-61.png?v=1784702699</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Low-Density Polyethylene (LDPE) with Polypropylene Cap, Bulk Packaged, 60 mL, 1000/CS, Thermo Scientific, 312003-0002</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Low-Density Polyethylene (LDPE) with Polypropylene Cap, Bulk Packaged, 60 mL, 1000/CS, Thermo Scientific, 312003-0002</image:caption>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-62.png?v=1784702701</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Low-Density Polyethylene (LDPE) with Polypropylene Cap, Bulk Packaged, 1 L, 50/CS, Thermo Scientific, 312003-0032</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Low-Density Polyethylene (LDPE) with Polypropylene Cap, Bulk Packaged, 1 L, 50/CS, Thermo Scientific, 312003-0032</image:caption>
    </image:image>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-63.png?v=1784702702</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Low-Density Polyethylene (LDPE) with Polypropylene Cap, Bulk Packaged, 125 mL, 500/CS, Thermo Scientific, 312003-0004</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Low-Density Polyethylene (LDPE) with Polypropylene Cap, Bulk Packaged, 125 mL, 500/CS, Thermo Scientific, 312003-0004</image:caption>
    </image:image>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-64.png?v=1784702704</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Low-Density Polyethylene (LDPE) with Polypropylene Cap, Bulk Packaged, 250 mL, 250/CS, Thermo Scientific, Thermo Scientific, 312003-0008</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Low-Density Polyethylene (LDPE) with Polypropylene Cap, Bulk Packaged, 250 mL, 250/CS, Thermo Scientific, Thermo Scientific, 312003-0008</image:caption>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-65.png?v=1784702706</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Polypropylene Copolymer (PPCO) with Polypropylene (PP) Cap, Bulk Packaged, 30 mL, 1000/CS, Thermo Scientific, 312006-0001</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Polypropylene Copolymer (PPCO) with Polypropylene (PP) Cap, Bulk Packaged, 30 mL, 1000/CS, Thermo Scientific, 312006-0001</image:caption>
    </image:image>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-66_10244ae3-2619-413c-9022-6e412ba44e36.png?v=1784702707</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Polypropylene Copolymer (PPCO) with Polypropylene (PP) Cap, Bulk Packaged, 500 mL, 125/CS, Thermo Scientific, 312006-0016</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Polypropylene Copolymer (PPCO) with Polypropylene (PP) Cap, Bulk Packaged, 500 mL, 125/CS, Thermo Scientific, 312006-0016</image:caption>
    </image:image>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Polypropylene Copolymer (PPCO) with Polypropylene (PP) Cap, Bulk Packaged, 60 mL, 1000/CS, Thermo Scientific, 312006-0002</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Polypropylene Copolymer (PPCO) with Polypropylene (PP) Cap, Bulk Packaged, 60 mL, 1000/CS, Thermo Scientific, 312006-0002</image:caption>
    </image:image>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Polypropylene Copolymer (PPCO) with Polypropylene (PP) Cap, Bulk Packaged, 1 L, 50/CS, Thermo Scientific, 312006-0032</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Polypropylene Copolymer (PPCO) with Polypropylene (PP) Cap, Bulk Packaged, 1 L, 50/CS, Thermo Scientific, 312006-0032</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-boston-round-narrow-mouth-polypropylene-copolymer-ppco-with-polypropylene-pp-cap-bulk-packaged-125-ml-500-cs-thermo-scientific-312006-0004</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-69.png?v=1784702711</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Polypropylene Copolymer (PPCO) with Polypropylene (PP) Cap, Bulk Packaged, 125 mL, 500/CS, Thermo Scientific, 312006-0004</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Polypropylene Copolymer (PPCO) with Polypropylene (PP) Cap, Bulk Packaged, 125 mL, 500/CS, Thermo Scientific, 312006-0004</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-boston-round-narrow-mouth-polypropylene-copolymer-ppco-with-polypropylene-pp-cap-bulk-packaged-250-ml-250-cs-thermo-scientific-312006-0008</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-70.png?v=1784702713</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Polypropylene Copolymer (PPCO) with Polypropylene (PP) Cap, Bulk Packaged, 250 mL, 250/CS, Thermo Scientific, 312006-0008</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Polypropylene Copolymer (PPCO) with Polypropylene (PP) Cap, Bulk Packaged, 250 mL, 250/CS, Thermo Scientific, 312006-0008</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-boston-round-narrow-mouth-opaque-white-high-density-polyethylene-hdpe-without-cap-bulk-packaged-30-ml-1000-cs-thermo-scientific-362008-0001</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-71.png?v=1784702714</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque White High-Density Polyethylene (HDPE) without Cap, Bulk Packaged, 30 mL, 1000/CS, Thermo Scientific, 362008-0001</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque White High-Density Polyethylene (HDPE) without Cap, Bulk Packaged, 30 mL, 1000/CS, Thermo Scientific, 362008-0001</image:caption>
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  <url>
    <loc>https://preiser.com/products/nalgene-bottle-boston-round-narrow-mouth-opaque-white-high-density-polyethylene-hdpe-without-cap-bulk-packaged-500-ml-125-cs-thermo-scientific-362008-0015</loc>
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      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-72.png?v=1784702716</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque White High-Density Polyethylene (HDPE) without Cap, Bulk Packaged, 500 mL, 125/CS, Thermo Scientific, 362008-0015</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque White High-Density Polyethylene (HDPE) without Cap, Bulk Packaged, 500 mL, 125/CS, Thermo Scientific, 362008-0015</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-boston-round-narrow-mouth-opaque-white-high-density-polyethylene-hdpe-without-cap-bulk-packaged-60-ml-1000-cs-thermo-scientific-362008-0002</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-73.png?v=1784702717</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque White High-Density Polyethylene (HDPE) without Cap, Bulk Packaged, 60 mL, 1000/CS, Thermo Scientific, 362008-0002</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque White High-Density Polyethylene (HDPE) without Cap, Bulk Packaged, 60 mL, 1000/CS, Thermo Scientific, 362008-0002</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-boston-round-narrow-mouth-opaque-white-high-density-polyethylene-hdpe-without-cap-bulk-packaged-1-l-50-cs-thermo-scientific-362008-0032</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-74_b1050692-e97b-44cc-8daa-468413c52688.png?v=1784702719</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque White High-Density Polyethylene (HDPE) without Cap, Bulk Packaged, 1 L, 50/CS, Thermo Scientific, 362008-0032</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque White High-Density Polyethylene (HDPE) without Cap, Bulk Packaged, 1 L, 50/CS, Thermo Scientific, 362008-0032</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-boston-round-narrow-mouth-opaque-white-high-density-polyethylene-hdpe-without-cap-bulk-packaged-125-ml-500-cs-thermo-scientific-362008-0004</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-75_071bffad-d508-4cbe-83da-e6145b9948cf.png?v=1784702720</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque White High-Density Polyethylene (HDPE) without Cap, Bulk Packaged, 125 mL, 500/CS, Thermo Scientific, 362008-0004</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque White High-Density Polyethylene (HDPE) without Cap, Bulk Packaged, 125 mL, 500/CS, Thermo Scientific, 362008-0004</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-boston-round-narrow-mouth-opaque-white-high-density-polyethylene-hdpe-without-cap-bulk-packaged-250-ml-250-cs-thermo-scientific-362008-0008</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-76.png?v=1784702721</image:loc>
      <image:title>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque White High-Density Polyethylene (HDPE) without Cap, Bulk Packaged, 250 mL, 250/CS, Thermo Scientific, 362008-0008</image:title>
      <image:caption>Nalgene Bottle, Boston Round, Narrow-Mouth, Opaque White High-Density Polyethylene (HDPE) without Cap, Bulk Packaged, 250 mL, 250/CS, Thermo Scientific, 362008-0008</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-round-narrow-mouth-high-density-polyethylene-hdpe-with-polypropylene-pp-cap-sterile-shrink-wrapped-125-ml-240-cs-thermo-scientific-342089-0004</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-77_87a91ef8-2012-41bb-a2c9-4f02d1f35970.png?v=1784702723</image:loc>
      <image:title>Nalgene Bottle, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene (PP) Cap, Sterile, Shrink-Wrapped, 125 mL, 240/CS, Thermo Scientific, 342089-0004</image:title>
      <image:caption>Nalgene Bottle, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene (PP) Cap, Sterile, Shrink-Wrapped, 125 mL, 240/CS, Thermo Scientific, 342089-0004</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-round-narrow-mouth-high-density-polyethylene-hdpe-with-polypropylene-pp-cap-sterile-shrink-wrapped-250-ml-180-cs-thermo-scientific-342089-0008</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-78.png?v=1784702725</image:loc>
      <image:title>Nalgene Bottle, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene (PP) Cap, Sterile, Shrink-Wrapped, 250 mL, 180/CS, Thermo Scientific, 342089-0008</image:title>
      <image:caption>Nalgene Bottle, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene (PP) Cap, Sterile, Shrink-Wrapped, 250 mL, 180/CS, Thermo Scientific, 342089-0008</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-round-narrow-mouth-high-density-polyethylene-hdpe-with-polypropylene-pp-cap-sterile-shrink-wrapped-30-ml-864-cs-thermo-scientific-342089-0001</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-79.png?v=1784702726</image:loc>
      <image:title>Nalgene Bottle, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene (PP) Cap, Sterile, Shrink-Wrapped, 30 mL, 864/CS, Thermo Scientific, 342089-0001</image:title>
      <image:caption>Nalgene Bottle, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene (PP) Cap, Sterile, Shrink-Wrapped, 30 mL, 864/CS, Thermo Scientific, 342089-0001</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-round-narrow-mouth-high-density-polyethylene-hdpe-with-polypropylene-pp-cap-sterile-shrink-wrapped-500-ml-120-cs-thermo-scientific-342089-0016</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-80_b166c560-f62f-4c7a-84cf-ba4cb331d1b4.png?v=1784702728</image:loc>
      <image:title>Nalgene Bottle, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene (PP) Cap, Sterile, Shrink-Wrapped, 500 mL, 120/CS, Thermo Scientific, 342089-0016</image:title>
      <image:caption>Nalgene Bottle, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene (PP) Cap, Sterile, Shrink-Wrapped, 500 mL, 120/CS, Thermo Scientific, 342089-0016</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-round-narrow-mouth-high-density-polyethylene-hdpe-with-polypropylene-pp-cap-sterile-shrink-wrapped-60-ml-540-cs-thermo-scientific-342089-0002</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-81.png?v=1784702729</image:loc>
      <image:title>Nalgene Bottle, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene (PP) Cap, Sterile, Shrink-Wrapped, 60 mL, 540/CS, Thermo Scientific, 342089-0002</image:title>
      <image:caption>Nalgene Bottle, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene (PP) Cap, Sterile, Shrink-Wrapped, 60 mL, 540/CS, Thermo Scientific, 342089-0002</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-opaque-amber-high-density-polyethylene-hdpe-without-cap-15-ml-2000-cs-thermo-scientific-362004-9050</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-82.png?v=1784702731</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) without Cap, 15 mL, 2000/CS, Thermo Scientific, 362004-9050</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) without Cap, 15 mL, 2000/CS, Thermo Scientific, 362004-9050</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-opaque-amber-high-density-polyethylene-hdpe-without-cap-8-ml-2000-cs-thermo-scientific-362004-9025</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-83_676adb29-0b3b-4c3a-9cf7-372cb5863ed3.png?v=1784702733</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) without Cap, 8 mL, 2000/CS, Thermo Scientific, 362004-9025</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) without Cap, 8 mL, 2000/CS, Thermo Scientific, 362004-9025</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-opaque-amber-high-density-polyethylene-hdpe-without-cap-4-ml-2000-cs-thermo-scientific-362004-9125</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-84.png?v=1784702734</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) without Cap, 4 mL, 2000/CS, Thermo Scientific, 362004-9125</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) without Cap, 4 mL, 2000/CS, Thermo Scientific, 362004-9125</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-high-density-polyethylene-hdpe-with-polypropylene-cap-15-ml-1500-cs-thermo-scientific-322002-9050</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-85.png?v=1784702735</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene Cap, 15 mL, 1500/CS, Thermo Scientific, 322002-9050</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene Cap, 15 mL, 1500/CS, Thermo Scientific, 322002-9050</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-high-density-polyethylene-hdpe-with-polypropylene-cap-8-ml-1500-cs-thermo-scientific-322002-9025</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-86_83514621-a37a-4dac-a3b1-1cc3ba944954.png?v=1784702737</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene Cap, 8 mL, 1500/CS, Thermo Scientific, 322002-9025</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene Cap, 8 mL, 1500/CS, Thermo Scientific, 322002-9025</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-high-density-polyethylene-hdpe-with-polypropylene-cap-4-ml-1328-cs-thermo-scientific-322002-9125</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-87.png?v=1784702738</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene Cap, 4 mL, 1328/CS, Thermo Scientific, 322002-9125</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene Cap, 4 mL, 1328/CS, Thermo Scientific, 322002-9125</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-high-density-polyethylene-hdpe-with-polypropylene-cap-15-ml-bulk-packaging-2000-cs-thermo-scientific-312002-9050</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-88.png?v=1784702740</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene Cap, 15 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 312002-9050</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene Cap, 15 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 312002-9050</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-high-density-polyethylene-hdpe-with-polypropylene-cap-8-ml-bulk-packaging-2000-cs-thermo-scientific-312002-9025</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-89.png?v=1784702741</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene Cap, 8 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 312002-9025</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene Cap, 8 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 312002-9025</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-high-density-polyethylene-hdpe-with-polypropylene-cap-4-ml-bulk-packaging-2000-cs-thermo-scientific-312002-9125</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-90.png?v=1784702742</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene Cap, 4 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 312002-9125</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) with Polypropylene Cap, 4 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 312002-9125</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-opaque-amber-high-density-polyethylene-hdpe-with-opaque-amber-polypropylene-cap-15-ml-tray-packaging-1500-cs-thermo-scientific-322004-9050</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-91.png?v=1784702744</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) with Opaque Amber Polypropylene Cap, 15 mL, Tray Packaging, 1500/CS, Thermo Scientific, 322004-9050</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) with Opaque Amber Polypropylene Cap, 15 mL, Tray Packaging, 1500/CS, Thermo Scientific, 322004-9050</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-opaque-amber-high-density-polyethylene-hdpe-with-opaque-amber-polypropylene-cap-8-ml-tray-packaging-1500-cs-thermo-scientific-322004-9025</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-92.png?v=1784702746</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) with Opaque Amber Polypropylene Cap, 8 mL, Tray Packaging, 1500/CS, Thermo Scientific, 322004-9025</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) with Opaque Amber Polypropylene Cap, 8 mL, Tray Packaging, 1500/CS, Thermo Scientific, 322004-9025</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-opaque-amber-high-density-polyethylene-hdpe-with-opaque-amber-polypropylene-cap-4-ml-tray-packaging-1328-cs-thermo-scientific-322004-9125</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-93.png?v=1784702747</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) with Opaque Amber Polypropylene Cap, 4 mL, Tray Packaging, 1328/CS, Thermo Scientific, 322004-9125</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) with Opaque Amber Polypropylene Cap, 4 mL, Tray Packaging, 1328/CS, Thermo Scientific, 322004-9125</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-high-density-polyethylene-hdpe-without-cap-15-ml-bulk-packaging-2000-cs-thermo-scientific-362002-9050</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-94_fbf4d662-a153-4fd8-bff6-6dcfd3b93a2b.png?v=1784702748</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) without Cap, 15 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 362002-9050</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) without Cap, 15 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 362002-9050</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-high-density-polyethylene-hdpe-without-cap-8-ml-bulk-packaging-2000-cs-thermo-scientific-362002-9025</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-95.png?v=1784702750</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) without Cap, 8 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 362002-9025</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) without Cap, 8 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 362002-9025</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-high-density-polyethylene-hdpe-without-cap-4-ml-bulk-packaging-2000-cs-thermo-scientific-362002-9125</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-96.png?v=1784702751</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) without Cap, 4 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 362002-9125</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, High-Density Polyethylene (HDPE) without Cap, 4 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 362002-9125</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-opaque-amber-high-density-polyethylene-hdpe-with-opaque-amber-polypropylene-cap-15-ml-bulk-packaging-2000-cs-thermo-scientific-312004-9050</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-97.png?v=1784702753</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) with Opaque Amber Polypropylene Cap, 15 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 312004-9050</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) with Opaque Amber Polypropylene Cap, 15 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 312004-9050</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-opaque-amber-high-density-polyethylene-hdpe-with-opaque-amber-polypropylene-cap-8-ml-bulk-packaging-2000-cs-thermo-scientific-312004-9025</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-98.png?v=1784702755</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) with Opaque Amber Polypropylene Cap, 8 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 312004-9025</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) with Opaque Amber Polypropylene Cap, 8 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 312004-9025</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-small-diagnostic-round-narrow-mouth-opaque-amber-high-density-polyethylene-hdpe-with-opaque-amber-polypropylene-cap-4-ml-bulk-packaging-2000-cs-thermo-scientific-312004-9125</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2616-99_9007aae7-cf25-414b-a785-02c80b801163.png?v=1784702756</image:loc>
      <image:title>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) with Opaque Amber Polypropylene Cap, 4 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 312004-9125</image:title>
      <image:caption>Nalgene Bottle, Small, Diagnostic, Round, Narrow-Mouth, Opaque Amber High-Density Polyethylene (HDPE) with Opaque Amber Polypropylene Cap, 4 mL, Bulk Packaging, 2000/CS, Thermo Scientific, 312004-9125</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-narrow-mouth-bottle-high-density-polyethylene-with-polypropylene-screw-closure-30-ml-1-oz-2002-0001</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2617-12.png?v=1784702758</image:loc>
      <image:title>Nalgene Narrow Mouth Bottle, High Density Polyethylene with Polypropylene Screw Closure 30 mL (1 oz.), 2002-0001</image:title>
      <image:caption>Nalgene Narrow Mouth Bottle, High Density Polyethylene with Polypropylene Screw Closure 30 mL (1 oz.), 2002-0001</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-narrow-mouth-bottle-high-density-polyethylene-with-polypropylene-screw-closure-60-ml-2-oz-2002-0002</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2617-17.png?v=1784702760</image:loc>
      <image:title>Nalgene Narrow Mouth Bottle, High Density Polyethylene with Polypropylene Screw Closure 60 mL (2 oz.), 2002-0002</image:title>
      <image:caption>Nalgene Narrow Mouth Bottle, High Density Polyethylene with Polypropylene Screw Closure 60 mL (2 oz.), 2002-0002</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottles-narrow-mouth-polypropylene-copolymer-ppco-economy-bottles-with-closure-125-ml-72-cs-nalgene-2087-0004</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2617-21_6fdb40ff-b376-4291-b6e7-bd82176794aa.png?v=1784702761</image:loc>
      <image:title>Bottles, Narrow-Mouth Polypropylene Copolymer (PPCO) Economy Bottles with Closure, 125 mL, 72/CS, Nalgene, 2087-0004</image:title>
      <image:caption>Bottles, Narrow-Mouth Polypropylene Copolymer (PPCO) Economy Bottles with Closure, 125 mL, 72/CS, Nalgene, 2087-0004</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-narrow-mouth-polyethylene-with-screw-closure-125-ml-2002-0004</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2617-22.png?v=1784702763</image:loc>
      <image:title>Nalgene Bottle, Narrow Mouth, Polyethylene, with Screw Closure, 125 mL, 2002-0004</image:title>
      <image:caption>Nalgene Bottle, Narrow Mouth, Polyethylene, with Screw Closure, 125 mL, 2002-0004</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-narrow-mouth-bottle-high-density-polyethylene-with-polypropylene-screw-closure-250-ml-8-oz-2002-0008</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2617-28_7f796821-9608-4dd2-89e0-932ed5155fa3.png?v=1784702764</image:loc>
      <image:title>Nalgene Narrow Mouth Bottle, High Density Polyethylene with Polypropylene Screw Closure 250 mL (8 oz.), 2002-0008</image:title>
      <image:caption>Nalgene Narrow Mouth Bottle, High Density Polyethylene with Polypropylene Screw Closure 250 mL (8 oz.), 2002-0008</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-narrow-mouth-bottle-high-density-polyethylene-with-polypropylene-screw-closure-500-ml-16oz-312002-0016</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2617-35_42a649bf-21c5-4fe1-8674-62b6ac79b211.png?v=1784702766</image:loc>
      <image:title>Nalgene Narrow Mouth Bottle, High Density Polyethylene with Polypropylene Screw Closure 500 mL (16oz.), 312002-0016</image:title>
      <image:caption>Nalgene Narrow Mouth Bottle, High Density Polyethylene with Polypropylene Screw Closure 500 mL (16oz.), 312002-0016</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-boston-round-narrow-mouth-hdpe-bottles-with-closure-16-oz-thermo-scientific-312002-0016</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2617-36.png?v=1784702767</image:loc>
      <image:title>Nalgene Boston Round Narrow-Mouth HDPE Bottles with Closure, 16 oz, Thermo Scientific, 312002-0016</image:title>
      <image:caption>Nalgene Boston Round Narrow-Mouth HDPE Bottles with Closure, 16 oz, Thermo Scientific, 312002-0016</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-narrow-mouth-bottle-high-density-polyethylene-with-polypropylene-screw-closure-1000-ml-32-oz-312002-0032</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2617-46_574a03a7-bcbc-4c36-a642-7bbb86ca2e7d.png?v=1784702769</image:loc>
      <image:title>Nalgene Narrow Mouth Bottle, High Density Polyethylene with Polypropylene Screw Closure 1000 mL (32 oz.), 312002-0032</image:title>
      <image:caption>Nalgene Narrow Mouth Bottle, High Density Polyethylene with Polypropylene Screw Closure 1000 mL (32 oz.), 312002-0032</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ph-mv-temperature-meter-portable-analog-with-pre-amplified-ph-electrode-hanna-instruments-hi8314</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2618-01_34f7f7aa-b14d-486e-bfe9-6587b653114d.png?v=1784702770</image:loc>
      <image:title>pH/mV/Temperature Meter, Portable Analog, with Pre-Amplified pH Electrode, Hanna Instruments, HI8314</image:title>
      <image:caption>pH/mV/Temperature Meter, Portable Analog, with Pre-Amplified pH Electrode, Hanna Instruments, HI8314</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ph-4-01-buffer-solution-250-ml-hanna-instruments-hi7004m</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2618-04.png?v=1784702773</image:loc>
      <image:title>pH 4.01 Buffer Solution, 250 mL, Hanna Instruments, HI7004M</image:title>
      <image:caption>pH 4.01 Buffer Solution, 250 mL, Hanna Instruments, HI7004M</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-narrow-mouth-bottle-polypropylene-with-polypropylene-screw-closure-30-ml-1-oz-2006-0001</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2618-12_0793ff7d-91f1-4439-9f9a-56af6efdbf1c.png?v=1784702774</image:loc>
      <image:title>Nalgene Narrow Mouth Bottle, Polypropylene with Polypropylene Screw Closure 30 mL (1 oz.), 2006-0001</image:title>
      <image:caption>Nalgene Narrow Mouth Bottle, Polypropylene with Polypropylene Screw Closure 30 mL (1 oz.), 2006-0001</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrolyte-ph-orp-fill-solution-3-5m-kcl-agcl-4-x-30-ml-bottles-hanna-instruments-hi7071</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2618-13_7ece3937-8350-40f9-b7e1-803d19b1b3d0.png?v=1784702776</image:loc>
      <image:title>Electrolyte pH/ORP Fill  Solution, 3.5M KCl + AgCl, 4 x 30 mL Bottles, Hanna Instruments, HI7071</image:title>
      <image:caption>Electrolyte pH/ORP Fill  Solution, 3.5M KCl + AgCl, 4 x 30 mL Bottles, Hanna Instruments, HI7071</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrolyte-fill-solution-3-5m-kcl-agcl-500-ml-hanna-instruments-hi7071l</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2618-14.png?v=1784702778</image:loc>
      <image:title>Electrolyte Fill Solution, 3.5M KCl + AgCl, 500 mL, Hanna Instruments, HI7071L</image:title>
      <image:caption>Electrolyte Fill Solution, 3.5M KCl + AgCl, 500 mL, Hanna Instruments, HI7071L</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-narrow-mouth-bottle-polypropylene-with-polypropylene-screw-closure-125-ml-4-oz-2006-0004</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2618-22.png?v=1784702779</image:loc>
      <image:title>Nalgene Narrow Mouth Bottle, Polypropylene with Polypropylene Screw Closure 125 mL (4 oz.), 2006-0004</image:title>
      <image:caption>Nalgene Narrow Mouth Bottle, Polypropylene with Polypropylene Screw Closure 125 mL (4 oz.), 2006-0004</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-narrow-mouth-bottle-polypropylene-with-polypropylene-screw-closure-250-ml-8-oz-2006-0008</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2618-26_ca2abe3f-877a-4de6-b67c-aeaf7d958e97.png?v=1784702781</image:loc>
      <image:title>Nalgene Narrow Mouth Bottle, Polypropylene with Polypropylene Screw Closure 250 mL (8 oz.), 2006-0008</image:title>
      <image:caption>Nalgene Narrow Mouth Bottle, Polypropylene with Polypropylene Screw Closure 250 mL (8 oz.), 2006-0008</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-narrow-mouth-polypropylene-with-screw-closure-500-ml</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2618-35.png?v=1784702783</image:loc>
      <image:title>Bottle, Narrow Mouth, Polypropylene, with Screw Closure, 500 mL</image:title>
      <image:caption>Bottle, Narrow Mouth, Polypropylene, with Screw Closure, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-narrow-mouth-bottle-polypropylene-with-polypropylene-screw-closure-1000-ml-32-oz-2006-0032</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2618-46.png?v=1784702785</image:loc>
      <image:title>Nalgene Narrow Mouth Bottle, Polypropylene with Polypropylene Screw Closure 1000 mL (32 oz.), 2006-0032</image:title>
      <image:caption>Nalgene Narrow Mouth Bottle, Polypropylene with Polypropylene Screw Closure 1000 mL (32 oz.), 2006-0032</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-bottle-round-narrow-mouth-large-clear-polypylene-copolymer-ppco-with-polypropylene-cap-2-l-1-ea-or-6-cs-thermo-scientific-2203-0005</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2618-59.png?v=1784702786</image:loc>
      <image:title>Nalgene Bottle, Round, Narrow-Mouth, Large, Clear Polypylene Copolymer (PPCO) with Polypropylene Cap, 2 L, 1/EA or 6/CS, Thermo Scientific, 2203-0005</image:title>
      <image:caption>Nalgene Bottle, Round, Narrow-Mouth, Large, Clear Polypylene Copolymer (PPCO) with Polypropylene Cap, 2 L, 1/EA or 6/CS, Thermo Scientific, 2203-0005</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-large-narrow-mouth-bottle-polypropylene-with-polypropylene-screw-closure-4000-ml-1-gallon-2203-0010</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2618-71.png?v=1784702788</image:loc>
      <image:title>Nalgene Large Narrow Mouth Bottle, Polypropylene with Polypropylene Screw Closure 4000 mL (1 Gallon), 2203-0010</image:title>
      <image:caption>Nalgene Large Narrow Mouth Bottle, Polypropylene with Polypropylene Screw Closure 4000 mL (1 Gallon), 2203-0010</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/colorimeter-free-chlorine-checker-range-0-00-to-2-50-ppm-mg-l-hanna-instruments-hi701</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2619-01.png?v=1784702789</image:loc>
      <image:title>Colorimeter, Free Chlorine Checker, Range 0.00 to 2.50 ppm (mg/L),  Hanna Instruments, HI701</image:title>
      <image:caption>Colorimeter, Free Chlorine Checker, Range 0.00 to 2.50 ppm (mg/L),  Hanna Instruments, HI701</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/colorimeter-total-chlorine-checker-range-0-00-to-3-50-ppm-mg-l-hanna-instruments-hi711</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2619-02.png?v=1784702791</image:loc>
      <image:title>Colorimeter, Total Chlorine Checker, Range 0.00 to 3.50 ppm (mg/L), Hanna Instruments, HI711</image:title>
      <image:caption>Colorimeter, Total Chlorine Checker, Range 0.00 to 3.50 ppm (mg/L), Hanna Instruments, HI711</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/colorimeter-phosphate-checker-hc-low-range-0-00-to-2-50-mg-l-with-reagent-starter-kit-and-cuvettes-hanna-instruments-hi713</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2619-03.png?v=1784702792</image:loc>
      <image:title>Colorimeter, Phosphate Checker HC, Low Range, 0.00 to 2.50 mg/L with Reagent Starter Kit and Cuvettes, Hanna Instruments, HI713</image:title>
      <image:caption>Colorimeter, Phosphate Checker HC, Low Range, 0.00 to 2.50 mg/L with Reagent Starter Kit and Cuvettes, Hanna Instruments, HI713</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/colorimeter-free-iodine-checker-range-0-00-to-12-5-ppm-mg-l-hanna-instruments-hi718</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2619-04.png?v=1784702794</image:loc>
      <image:title>Colorimeter, Free Iodine Checker, Range 0.00 to 12.5 ppm (mg/L), Hanna Instruments, HI718</image:title>
      <image:caption>Colorimeter, Free Iodine Checker, Range 0.00 to 12.5 ppm (mg/L), Hanna Instruments, HI718</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/colorimeter-free-iron-checker-range-0-00-to-5-00-ppm-mg-l-hanna-instruments-hi721</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2619-05.png?v=1784702795</image:loc>
      <image:title>Colorimeter, Free Iron Checker, Range 0.00 to 5.00 ppm (mg/L), Hanna Instruments, HI721</image:title>
      <image:caption>Colorimeter, Free Iron Checker, Range 0.00 to 5.00 ppm (mg/L), Hanna Instruments, HI721</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/colorimeter-fluoride-checker-low-range-0-00-to-2-00-ppm-hanna-instruments-hi729</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2619-06.png?v=1784702797</image:loc>
      <image:title>Colorimeter, Fluoride Checker, Low Range, 0.00 to 2.00 ppm, Hanna Instruments, HI729</image:title>
      <image:caption>Colorimeter, Fluoride Checker, Low Range, 0.00 to 2.00 ppm, Hanna Instruments, HI729</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/colorimeter-silica-checker-high-range-0-to-200-ppm-mg-l-hanna-instruments-hi770</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2619-08.png?v=1784702798</image:loc>
      <image:title>Colorimeter, Silica Checker, High Range 0 to 200 ppm (mg/L), Hanna Instruments, HI770</image:title>
      <image:caption>Colorimeter, Silica Checker, High Range 0 to 200 ppm (mg/L), Hanna Instruments, HI770</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/colorimeter-color-of-water-checker-range-0-to-500-pcu-hi727</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2619-09.png?v=1784702800</image:loc>
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      <image:caption>Colorimeter, Color of Water Checker, Range 0 to 500 PCU, HI727</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Colorimeter, Saltwater Aquarium Phosphorus Checker, Ultra Low Range 0 to 200 ppb, Hanna Instruments, HI736</image:title>
      <image:caption>Colorimeter, Saltwater Aquarium Phosphorus Checker, Ultra Low Range 0 to 200 ppb, Hanna Instruments, HI736</image:caption>
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    <image:image>
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      <image:title>Colorimeter, Alkalinity Checker, Range 0 to 300 ppm (mg/L), Hanna Instruments, HI755</image:title>
      <image:caption>Colorimeter, Alkalinity Checker, Range 0 to 300 ppm (mg/L), Hanna Instruments, HI755</image:caption>
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      <image:title>Colorimeter, Nitrite Checker, Ultra Low Range 0 to 200 ppb, Hanna Instruments, HI764</image:title>
      <image:caption>Colorimeter, Nitrite Checker, Ultra Low Range 0 to 200 ppb, Hanna Instruments, HI764</image:caption>
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    <image:image>
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  <url>
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      <image:title>Colorimeter, Phosphate Checker, High Range 0.0 to 30.0 ppm (mg/L), Hanna Instruments, HI717</image:title>
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      <image:title>Colorimeter, Chromium VI Checker, High Range 0 to 999 ppb, Hanna Instruments, HI723</image:title>
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  <url>
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      <image:title>Powder Reagents for 25 tests, for use with Hanna Free Chlorine Checker, Hanna Instruments, HI701-25</image:title>
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    <changefreq>daily</changefreq>
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      <image:title>Powder Reagents for 25 tests, for use with Hanna Total Chlorine Checker, Hanna Instruments, HI711-25</image:title>
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  <url>
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      <image:title>Powder Reagents for 25 tests, for use with Hanna Free Iodine Checker, Hanna Instruments, HI718-25</image:title>
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      <image:title>Powder Reagents for 25 tests, for use with Hanna Free Iron Checker, Hanna Instruments, HI721-25</image:title>
      <image:caption>Powder Reagents for 25 tests, for use with Hanna Free Iron Checker, Hanna Instruments, HI721-25</image:caption>
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      <image:title>Reagents for 25 tests, for use with Hanna Fluoride Checker, Hanna Instruments, HI729-26</image:title>
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  <url>
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      <image:title>Powder Reagents for 25 tests, for use with Hanna Silica Checker, Hanna Instruments, HI770-25</image:title>
      <image:caption>Powder Reagents for 25 tests, for use with Hanna Silica Checker, Hanna Instruments, HI770-25</image:caption>
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      <image:title>Deionized Water, 230 mL, for use with Hanna Color of Water Checker, Hanna Instruments, HI740230</image:title>
      <image:caption>Deionized Water, 230 mL, for use with Hanna Color of Water Checker, Hanna Instruments, HI740230</image:caption>
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  <url>
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      <image:title>Powder Reagents for 25 tests, for use with Hanna Ultra Low Phosphorus Checker, Hanna Instruments, HI736-25</image:title>
      <image:caption>Powder Reagents for 25 tests, for use with Hanna Ultra Low Phosphorus Checker, Hanna Instruments, HI736-25</image:caption>
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      <image:title>Powder Reagents for 25 tests, for use with Hanna Ultra Low Nitrite Checker, Hanna Instruments, HI764-25</image:title>
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      <image:title>Reagents for 25 tests, for use with Hanna High Range Phosphorus Checker, Hanna Instruments, HI706-25</image:title>
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      <image:title>Powder Reagents for 25 tests, for use with Hanna High Range Nickel Checker, Hanna Instruments, HI726-25</image:title>
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      <image:title>Powder Reagents for 40 tests, for use with Hanna High Range Phosphate Checker, Hanna Instruments, HI717-25</image:title>
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      <image:title>Powder Reagents for 25 tests, for use with Hanna High Range Chromium VI Checker, Hanna Instruments, HI723-25</image:title>
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      <image:title>Colorimeter, High Range Ammonia Checker HC, 0.0 to 99.9 ppm, Hanna Instruments, HI733</image:title>
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      <image:title>Cuvettes, 16 mm Glass for Checker HC Colorimeters and Benchtop Photometers, Package of 4, Hanna Instruments, HI731321</image:title>
      <image:caption>Cuvettes, 16 mm Glass for Checker HC Colorimeters and Benchtop Photometers, Package of 4, Hanna Instruments, HI731321</image:caption>
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      <image:title>Cuvette Caps for Checker HC Colorimeters, Fits 90-2619-50 Cuvettes, Hanna Instruments, HI731225</image:title>
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      <image:title>Cuvette Cleaning Cloths, Microfiber, Package of 4, Hanna Instruments, HI731318</image:title>
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      <image:title>Cuvette Cleaning Solution, for use with Hanna Checkers, 230 mL, Hanna Instruments, HI93703-50</image:title>
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      <image:title>Cuvettes, 22 mm Glass for Portable HI96 Series Photometers and Turbidity Meters, Package of 4, Hanna Instruments, HI731331</image:title>
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      <image:caption>Cuvette Caps for Portable Photometers and Turbidity Meters, Use with 90-2619-55 Cuvettes, Hanna Instruments, HI31335N</image:caption>
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      <image:title>Cuvettes for Portable and Benchtop Turbidity Meters, Package of 4, Hanna Instruments, HI731331N</image:title>
      <image:caption>Cuvettes for Portable and Benchtop Turbidity Meters, Package of 4, Hanna Instruments, HI731331N</image:caption>
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      <image:title>Cuvette Caps for Portable and Benchtop Turbidity Meters, Package of 4, Use with 90-2619-57 Cuvettes, Hanna Instruments, HI93703-60</image:title>
      <image:caption>Cuvette Caps for Portable and Benchtop Turbidity Meters, Package of 4, Use with 90-2619-57 Cuvettes, Hanna Instruments, HI93703-60</image:caption>
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      <image:title>Cal Check Standard Cuvettes for Low Range Total Chlorine Photometer HI 96761, Hanna Instruments, HI96761-11</image:title>
      <image:caption>Cal Check Standard Cuvettes for Low Range Total Chlorine Photometer HI 96761, Hanna Instruments, HI96761-11</image:caption>
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      <image:title>Checker HC LR Ammonia Handheld Colorimeter for Fresh Water, 0.00 to 3.00 ppm NH3-N, Hanna Instruments, HI700</image:title>
      <image:caption>Checker HC LR Ammonia Handheld Colorimeter for Fresh Water, 0.00 to 3.00 ppm NH3-N, Hanna Instruments, HI700</image:caption>
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      <image:title>Ammonia LR Checker HC Reagents, 25 tests/pk, Hanna Instruments, HI700-25</image:title>
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      <image:title>Calibration Standards Kit for Ammonia LR Checker HC, Hanna Instruments, HI700-11</image:title>
      <image:caption>Calibration Standards Kit for Ammonia LR Checker HC, Hanna Instruments, HI700-11</image:caption>
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      <image:title>Caps for Glass Cuvette Used with HI96 Series Portable Photometers (4 pcs), Hanna Instruments, HI731335</image:title>
      <image:caption>Caps for Glass Cuvette Used with HI96 Series Portable Photometers (4 pcs), Hanna Instruments, HI731335</image:caption>
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      <image:title>Free Chlorine Calibration Standards Checking Set, Hanna Instruments, HI701-11</image:title>
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      <image:title>Total Chlorine Calibration Standards Checking Set, Hanna Instruments, HI711-11</image:title>
      <image:caption>Total Chlorine Calibration Standards Checking Set, Hanna Instruments, HI711-11</image:caption>
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      <image:title>Phosphate Low Range Checker HC Calibration Set for HI713, Hanna Instruments, HI713-11</image:title>
      <image:caption>Phosphate Low Range Checker HC Calibration Set for HI713, Hanna Instruments, HI713-11</image:caption>
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      <image:title>Iodine Calibration Standards Checking Set, Hanna Instruments, HI718-11</image:title>
      <image:caption>Iodine Calibration Standards Checking Set, Hanna Instruments, HI718-11</image:caption>
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      <image:title>Iron Calibration Standards Checking Set, Hanna Instruments, HI721-11</image:title>
      <image:caption>Iron Calibration Standards Checking Set, Hanna Instruments, HI721-11</image:caption>
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      <image:title>Fluoride Calibration Standards Checking Set for Checker HC Low Range Fluoride Colorimeter, Hanna Instruments, HI729-11</image:title>
      <image:caption>Fluoride Calibration Standards Checking Set for Checker HC Low Range Fluoride Colorimeter, Hanna Instruments, HI729-11</image:caption>
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      <image:title>Marine Calcium Calibration Standards Checking Set, Hanna Instruments, HI758-11</image:title>
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      <image:title>Color of Water Calibration Standards Checking Set for Checker HC Colorimeter, Hanna Instruments, HI727-11</image:title>
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      <image:title>Phosphorus, Ultra Low Range, Calibration Standards Checking Set, Hanna Instruments, HI736-11</image:title>
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      <image:title>Alkalinity Calibration Standards Checking Set, Hanna Instruments, HI755-11</image:title>
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      <image:title>High Range Phosphorus Calibration Standards Checking Set for Checker HC Phosphorus Colorimeter, Hanna Instruments, HI706-11</image:title>
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      <image:title>High Range Nickel Calibration Standards Checking Set, Hanna Instruments, HI726-11</image:title>
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      <image:title>High Range Phosphate Calibration Standards Checking Set, Hanna Instruments, HI717-11</image:title>
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      <image:title>High Range Chromium VI Calibration Standards Checking Set, Hanna Instruments, HI723-11</image:title>
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      <image:title>Checker HC Handheld Total Chlorine Colorimeter, Ultra High Range, 0 to 500 ppm, Hanna Instruments, HI771</image:title>
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      <image:title>Certified Standard Calibration Checking Set for Checker HC Ultra High Range Chlorine Colorimeter, Hanna Instruments, HI771-11</image:title>
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  <url>
    <loc>https://preiser.com/products/total-chlorine-ultra-high-range-reagents-for-checker-hc-uhr-total-chlorine-colorimeter-hanna-instruments-hi771-25</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2619-92.png?v=1784702908</image:loc>
      <image:title>Total Chlorine Ultra High Range Reagents for Checker HC UHR Total Chlorine Colorimeter, Hanna Instruments, HI771-25</image:title>
      <image:caption>Total Chlorine Ultra High Range Reagents for Checker HC UHR Total Chlorine Colorimeter, Hanna Instruments, HI771-25</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/checker-hc-handheld-total-chlorine-colorimeter-ultra-low-range-0-to-500-ppb-hanna-instruments-hi761</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2619-93_a5962189-07de-4105-8a0a-df113f52e482.png?v=1784702910</image:loc>
      <image:title>Checker HC Handheld Total Chlorine Colorimeter, Ultra Low Range, 0 to 500 ppb, Hanna Instruments, HI761</image:title>
      <image:caption>Checker HC Handheld Total Chlorine Colorimeter, Ultra Low Range, 0 to 500 ppb, Hanna Instruments, HI761</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/certified-standard-calibration-checking-set-for-checker-hc-total-chlorine-ultra-low-range-colorimeter-hanna-instruments-hi761-11</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2619-94.png?v=1784702911</image:loc>
      <image:title>Certified Standard Calibration Checking Set for Checker HC Total Chlorine Ultra Low Range Colorimeter, Hanna Instruments, HI761-11</image:title>
      <image:caption>Certified Standard Calibration Checking Set for Checker HC Total Chlorine Ultra Low Range Colorimeter, Hanna Instruments, HI761-11</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ultra-low-range-total-chlorine-reagents-25-tests-pk-for-checker-hc-ulr-total-chlorine-colorimeter-hanna-instruments-hi761-25</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2619-95_3b444c37-b4dc-4d5f-b3f8-e8f4401c4cb4.png?v=1784702912</image:loc>
      <image:title>Ultra Low Range Total Chlorine Reagents, 25 Tests/PK, for Checker HC ULR Total Chlorine Colorimeter, Hanna Instruments, HI761-25</image:title>
      <image:caption>Ultra Low Range Total Chlorine Reagents, 25 Tests/PK, for Checker HC ULR Total Chlorine Colorimeter, Hanna Instruments, HI761-25</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-wide-mouth-square-polyethylene-with-polypropylene-screw-cap-250-ml-8-oz-12-pk-bel-art-products-f10640-0008</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2620-26.png?v=1784702916</image:loc>
      <image:title>Bottle Wide-Mouth Square Polyethylene, with Polypropylene Screw Cap, 250 mL/8 oz. 12/PK, Bel Art Products, F10640-0008</image:title>
      <image:caption>Bottle Wide-Mouth Square Polyethylene, with Polypropylene Screw Cap, 250 mL/8 oz. 12/PK, Bel Art Products, F10640-0008</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-square-wide-mouth-high-density-polyethylene-with-polypropylene-screw-closure-500-ml-16-oz-bel-art-products-f10640-0016</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2620-35.png?v=1784702917</image:loc>
      <image:title>Bottle, Square, Wide Mouth, High Density Polyethylene with Polypropylene Screw Closure 500 mL (16 oz.), Bel Art Products, F10640-0016</image:title>
      <image:caption>Bottle, Square, Wide Mouth, High Density Polyethylene with Polypropylene Screw Closure 500 mL (16 oz.), Bel Art Products, F10640-0016</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-wide-mouth-polyethylene-square-edges-1000-ml-32-oz-6-pk-bel-art-products-f10640-0032</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2620-46.png?v=1784702919</image:loc>
      <image:title>Bottle, Wide-Mouth, Polyethylene, Square Edges, 1000 mL/32 oz. 6/PK , Bel Art Products, F10640-0032</image:title>
      <image:caption>Bottle, Wide-Mouth, Polyethylene, Square Edges, 1000 mL/32 oz. 6/PK , Bel Art Products, F10640-0032</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/flask-pyrex-volumetric-class-a-viscosimeter-60-ml-corning-5860-60</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2625-01.png?v=1784702920</image:loc>
      <image:title>Flask, Pyrex, Volumetric, Class A, Viscosimeter, 60 mL, Corning 5860-60</image:title>
      <image:caption>Flask, Pyrex, Volumetric, Class A, Viscosimeter, 60 mL, Corning 5860-60</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/gardco-standard-ford-dip-viscosity-cup-orifice-4-cole-parmer-instrument-company-ew-08709-01</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2626-01.png?v=1784702922</image:loc>
      <image:title>Gardco Standard Ford Dip Viscosity Cup, Orifice # 4, Cole-Parmer Instrument Company, EW-08709-01</image:title>
      <image:caption>Gardco Standard Ford Dip Viscosity Cup, Orifice # 4, Cole-Parmer Instrument Company, EW-08709-01</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/innocal-nist-traceable-calibration-for-viscosity-cup-cole-parmer-instrument-company-ew-17107-02-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2626-02.png?v=1784702923</image:loc>
      <image:title>InnoCal NIST-Traceable Calibration for Viscosity Cup, Cole-Parmer Instrument Company, EW-17107-02 [REPRESENTATIVE IMAGE]</image:title>
      <image:caption>InnoCal NIST-Traceable Calibration for Viscosity Cup, Cole-Parmer Instrument Company, EW-17107-02 [REPRESENTATIVE IMAGE]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-1-pint-with-polypropylene-cap-mason-jar-type-with-standard-70-mm-g-thread-handy-for-liquid-or-dry-materials-and-storage-bel-art-products-f10913-0000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2635-35.png?v=1784702925</image:loc>
      <image:title>Bottle, 1 pint, with Polypropylene Cap, Mason Jar Type, With Standard 70 mm G Thread, Handy for Liquid or Dry Materials and Storage, Bel Art Products, F10913-0000</image:title>
      <image:caption>Bottle, 1 pint, with Polypropylene Cap, Mason Jar Type, With Standard 70 mm G Thread, Handy for Liquid or Dry Materials and Storage, Bel Art Products, F10913-0000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-mason-jar-autoclavable-polypropylene-with-screw-cap-and-removable-rubber-ring-seal-1-qt-1-l</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2635-46.png?v=1784702926</image:loc>
      <image:title>Bottle, Mason Jar, Autoclavable Polypropylene with Screw Cap and Removable Rubber Ring Seal 1 qt. (1 L)</image:title>
      <image:caption>Bottle, Mason Jar, Autoclavable Polypropylene with Screw Cap and Removable Rubber Ring Seal 1 qt. (1 L)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-mason-jar-autoclavable-polypropylene-with-screw-cap-and-removable-rubber-ring-seal-1-2-gallon-2-l-bel-art-products-f10915-0000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2635-59.png?v=1784702927</image:loc>
      <image:title>Bottle, Mason Jar, Autoclavable Polypropylene with Screw Cap and Removable Rubber Ring Seal 1/2 Gallon (2 L), Bel Art Products, F10915-0000</image:title>
      <image:caption>Bottle, Mason Jar, Autoclavable Polypropylene with Screw Cap and Removable Rubber Ring Seal 1/2 Gallon (2 L), Bel Art Products, F10915-0000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-mason-1-gal-polypropylene-with-cap-bel-art-products-f10916-0000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2635-71.png?v=1784702929</image:loc>
      <image:title>Bottle Mason 1 Gal Polypropylene with Cap, Bel Art Products, F10916-0000</image:title>
      <image:caption>Bottle Mason 1 Gal Polypropylene with Cap, Bel Art Products, F10916-0000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-mason-2-gal-polypropylene-with-cap-bel-art-products-f10917-0000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2635-78.png?v=1784702931</image:loc>
      <image:title>Bottle, Mason 2 Gal Polypropylene with Cap, Bel Art Products, F10917-0000</image:title>
      <image:caption>Bottle, Mason 2 Gal Polypropylene with Cap, Bel Art Products, F10917-0000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-specific-gravity-hogarth-astm-method-d167-60-mm-diameter-x-180-mm-tall</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2681-01.png?v=1784702932</image:loc>
      <image:title>Bottle, Specific Gravity, Hogarth, ASTM Method D167, 60 mm Diameter X 180 mm Tall</image:title>
      <image:caption>Bottle, Specific Gravity, Hogarth, ASTM Method D167, 60 mm Diameter X 180 mm Tall</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-specific-gravity-gay-lussac-adjusted-100-ml-amk-glass-inc-tg-15140-36</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2681-25.png?v=1784702933</image:loc>
      <image:title>Bottle, Specific Gravity, Gay-Lussac, Adjusted 100 mL, AMK Glass, Inc., TG-15140-36</image:title>
      <image:caption>Bottle, Specific Gravity, Gay-Lussac, Adjusted 100 mL, AMK Glass, Inc., TG-15140-36</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/weighing-bottle-parr-exax-stackable-cylindrical-borosilicate-glass-parr-exax-4-ml</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2695-01_f8a6777e-73b0-4ecd-927e-7c5a62a23fe1.png?v=1784702935</image:loc>
      <image:title>Weighing Bottle, Parr EXAX Stackable Cylindrical Borosilicate Glass Parr EXAX, 4 mL,</image:title>
      <image:caption>Weighing Bottle, Parr EXAX Stackable Cylindrical Borosilicate Glass Parr EXAX, 4 mL,</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-4-ml-parr-weighing-bottle-with-external-24-12-standard-taper-joint-corning-1684-2024</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2695-03_4b5d9030-771a-4086-8de4-be023d5ca239.png?v=1784702936</image:loc>
      <image:title>PYREX 4 mL Parr Weighing Bottle with External 24/12 Standard Taper Joint, Corning, 1684-2024</image:title>
      <image:caption>PYREX 4 mL Parr Weighing Bottle with External 24/12 Standard Taper Joint, Corning, 1684-2024</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/weighing-bottle-with-50-12-standard-taper-top-50-x-30-mm</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2698-02_7129f7c3-96f1-4989-981c-b1bc203b7ca3.png?v=1784702938</image:loc>
      <image:title>Weighing Bottle with 50/12 Standard Taper Top, 50 x 30 mm</image:title>
      <image:caption>Weighing Bottle with 50/12 Standard Taper Top, 50 x 30 mm</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/weighing-bottle-50-ml-2-pk</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2698-03.png?v=1784702939</image:loc>
      <image:title>Weighing Bottle, Borosilicate Glass, 50 mL 2/PK, 15165-6030</image:title>
      <image:caption>Weighing Bottle, Borosilicate Glass, 50 mL 2/PK, 15165-6030</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/polypropylene-snap-cap-digestion-vessel-with-hinged-cap-70ml-400-cs</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2705-18.png?v=1784702944</image:loc>
      <image:title>Polypropylene Snap-Cap Digestion Vessel with Hinged Cap, Disposable, Non-Sterile, 70 mL .400/cs</image:title>
      <image:caption>Polypropylene Snap-Cap Digestion Vessel with Hinged Cap, Disposable, Non-Sterile, 70 mL .400/cs</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/container-tite-rite-20-ml-0-67-oz-polypropylene-35-mm-opening-graduated-with-separate-white-screwcap-globe-scientific-6518</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2705-20.png?v=1784702945</image:loc>
      <image:title>Container, Tite-Rite, 20 mL (0.67 oz), Polypropylene, 35 mm Opening, Graduated, with Separate White Screwcap, Globe Scientific, 6518</image:title>
      <image:caption>Container, Tite-Rite, 20 mL (0.67 oz), Polypropylene, 35 mm Opening, Graduated, with Separate White Screwcap, Globe Scientific, 6518</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/fisherbrand-polypropylene-sample-vials-with-hinged-cap-240-ml-50-cs</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2705-24.png?v=1784702946</image:loc>
      <image:title>Fisherbrand Polypropylene Sample Vials with Hinged Cap, 240 mL, 50/CS</image:title>
      <image:caption>Fisherbrand Polypropylene Sample Vials with Hinged Cap, 240 mL, 50/CS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/auto-sampler-vial-2-ml-for-8-425-clear-with-write-on-patch-100-pk-qec-qiv-c-008-001</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2705-29.png?v=1784702948</image:loc>
      <image:title>Auto Sampler Vial, 2 mL for 8-425, Clear with Write-On Patch, 100/PK, QEC, QIV.C.008.001</image:title>
      <image:caption>Auto Sampler Vial, 2 mL for 8-425, Clear with Write-On Patch, 100/PK, QEC, QIV.C.008.001</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/vial-for-8-425-screw-cap-amber-glass-write-on-patch-100-pk</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2705-30_de8c8cd8-662b-4a7e-9684-616512e33c7e.png?v=1784702949</image:loc>
      <image:title>Vial for 8-425 Screw Cap, Amber Glass, Write on Patch, 100/PK</image:title>
      <image:caption>Vial for 8-425 Screw Cap, Amber Glass, Write on Patch, 100/PK</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/autosampler-vial-inserts-11-mm-pulled-point-hplc-or-gc-vials-100-pk-c4012-529l</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2705-31.png?v=1784702951</image:loc>
      <image:title>Autosampler Vial Inserts, 11 mm, Pulled-Point (HPLC or GC Vials), 100/PK, C4012-529L</image:title>
      <image:caption>Autosampler Vial Inserts, 11 mm, Pulled-Point (HPLC or GC Vials), 100/PK, C4012-529L</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/container-tite-rite-120-ml-4-oz-polypropylene-53-mm-opening-graduated-with-separate-white-screwcap-300-cs-globe-scientific-6527</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2705-32.png?v=1784702952</image:loc>
      <image:title>Container, Tite-Rite, 120 mL (4 oz), Polypropylene, 53 mm Opening, Graduated, with Separate White Screwcap, 300/CS, Globe Scientific, 6527</image:title>
      <image:caption>Container, Tite-Rite, 120 mL (4 oz), Polypropylene, 53 mm Opening, Graduated, with Separate White Screwcap, 300/CS, Globe Scientific, 6527</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/disposable-watch-glass-50-ml-1000-cs-environmental-express-sc505</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2705-33_fa70a26d-e245-4a66-a314-2d6578a2265a.png?v=1784702954</image:loc>
      <image:title>Disposable Watch Glass, 50 mL, 1000/CS, Environmental Express, SC505</image:title>
      <image:caption>Disposable Watch Glass, 50 mL, 1000/CS, Environmental Express, SC505</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/8-425-cap-with-red-ptfe-white-silicone-0-060-in-100-pk</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2717-01.png?v=1784702955</image:loc>
      <image:title>8-425 Cap with Red PTFE/White Silicone, 0.060 in., 100/PK</image:title>
      <image:caption>8-425 Cap with Red PTFE/White Silicone, 0.060 in., 100/PK</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-24-mm-polypropylene-with-ptfe-liner-50-pk-qec-it24-400w</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2719-27.png?v=1784702956</image:loc>
      <image:title>Cap, 24 mm Polypropylene with PTFE-Liner, 50/PK, QEC, IT24-400W</image:title>
      <image:caption>Cap, 24 mm Polypropylene with PTFE-Liner, 50/PK, QEC, IT24-400W</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-metal-with-pulp-poly-e-liner-58-400-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2721-67.png?v=1784702958</image:loc>
      <image:title>Cap, Metal with Pulp Poly-E Liner, 58-400  (Representative Image)</image:title>
      <image:caption>Cap, Metal with Pulp Poly-E Liner, 58-400  (Representative Image)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-metal-with-pulp-poly-e-liner-63-400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2721-70.png?v=1784702959</image:loc>
      <image:title>Cap, Metal with Pulp Poly-E Liner, 63-400, Cincinnati Container Company, 40063PE1</image:title>
      <image:caption>Cap, Metal with Pulp Poly-E Liner, 63-400, Cincinnati Container Company, 40063PE1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/metal-cap-paper-backed-vinyl-liner-89-400-finish-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2721-78.png?v=1784702961</image:loc>
      <image:title>Metal Cap, Paper-Backed Vinyl Liner, 89-400 Finish [Representative Image]</image:title>
      <image:caption>Metal Cap, Paper-Backed Vinyl Liner, 89-400 Finish [Representative Image]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-pulp-and-aluminum-foil-lined-53-400-thread</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2722-64_531b27b4-47ce-46f7-8bc7-e86281d8ad15.png?v=1784702962</image:loc>
      <image:title>Cap, Pulp and Aluminum Foil Lined, 53/400 Thread</image:title>
      <image:caption>Cap, Pulp and Aluminum Foil Lined, 53/400 Thread</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/black-phenol-cap-24-400-polyvinyl-and-pulp-liner-50024pv</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2723-27.png?v=1784702965</image:loc>
      <image:title>Black Phenol Cap, 24-400 Polyvinyl and Pulp Liner, 50024PV</image:title>
      <image:caption>Black Phenol Cap, 24-400 Polyvinyl and Pulp Liner, 50024PV</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-with-polyvinyl-faced-pulpboard-liner-48-mm-48-400-thread-12-pk-1400-cs-cincinnati-container-co-50048pv-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2723-58.png?v=1784702967</image:loc>
      <image:title>Cap, Black Phenol with Polyvinyl-faced Pulpboard Liner, 48 mm, 48-400 Thread, 12/PK, 1400/CS, Cincinnati Container Co., 50048PV (Representative Image)</image:title>
      <image:caption>Cap, Black Phenol with Polyvinyl-faced Pulpboard Liner, 48 mm, 48-400 Thread, 12/PK, 1400/CS, Cincinnati Container Co., 50048PV (Representative Image)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-pulp-vinyl-liner-58-400-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2723-67_3384c28e-3f04-46a6-8de6-4f3c14614b0c.png?v=1784702968</image:loc>
      <image:title>Cap, Black Phenol, Pulp/Vinyl Liner 58-400 (Representative Image)</image:title>
      <image:caption>Cap, Black Phenol, Pulp/Vinyl Liner 58-400 (Representative Image)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-caps-bacti-black-phenolic-with-rubber-liner-33-400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2724-39.png?v=1784702970</image:loc>
      <image:title>Bottle Caps, BACTI, Black Phenolic with Rubber Liner, 33-400, Berlin Packaging, CAP-00489</image:title>
      <image:caption>Bottle Caps, BACTI, Black Phenolic with Rubber Liner, 33-400, Berlin Packaging, CAP-00489</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-polyseal-18-400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2725-15.png?v=1784702972</image:loc>
      <image:title>Cap, Black Phenol, Polyseal 18-400, Cincinnati Container Company, 50018PS</image:title>
      <image:caption>Cap, Black Phenol, Polyseal 18-400, Cincinnati Container Company, 50018PS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-polyseal-20-400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2725-20.png?v=1784702973</image:loc>
      <image:title>Cap, Black Phenol, Polyseal 20-400, Cincinnati Container Company, 50020PS</image:title>
      <image:caption>Cap, Black Phenol, Polyseal 20-400, Cincinnati Container Company, 50020PS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-polyseal-24-400-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2725-27_6777eaa0-7cac-488b-9972-af88a3417e4c.png?v=1784702974</image:loc>
      <image:title>Cap, Black Phenol, Polyseal 24-400. (Representative Image)</image:title>
      <image:caption>Cap, Black Phenol, Polyseal 24-400. (Representative Image)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-polyseal-28-400-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2725-33_ceb79916-c14c-472d-b6eb-c94218b4688b.png?v=1784702975</image:loc>
      <image:title>Cap, Black Phenol, Polyseal 28-400 (Representative Image)</image:title>
      <image:caption>Cap, Black Phenol, Polyseal 28-400 (Representative Image)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-polyseal-33-400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2725-39.png?v=1784702977</image:loc>
      <image:title>Cap, Black Phenol, Polyseal 33-400</image:title>
      <image:caption>Cap, Black Phenol, Polyseal 33-400</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-polyseal-38-mm</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2725-43.png?v=1784702978</image:loc>
      <image:title>Cap, Black Phenol, Polyseal 38 mm, Cincinnati Container Company, 50038PS</image:title>
      <image:caption>Cap, Black Phenol, Polyseal 38 mm, Cincinnati Container Company, 50038PS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-cap-with-polyseal-liner-black-gcmi-thread-33-400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2726-39.png?v=1784702980</image:loc>
      <image:title>Bottle Cap, with Foil Liner, Black, GCMI Thread 33-400. Cincinnati Container Company, 50033TF</image:title>
      <image:caption>Bottle Cap, with Foil Liner, Black, GCMI Thread 33-400. Cincinnati Container Company, 50033TF</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-polylined-33-400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2727-39.png?v=1784702981</image:loc>
      <image:title>Cap, Black Phenol, Polylined 33-400</image:title>
      <image:caption>Cap, Black Phenol, Polylined 33-400</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-polylined-48-400-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2727-58.png?v=1784702983</image:loc>
      <image:title>Cap, Black Phenol, Polylined 48-400 (Representative Image)</image:title>
      <image:caption>Cap, Black Phenol, Polylined 48-400 (Representative Image)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-polylined-58-400-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2727-67.png?v=1784702984</image:loc>
      <image:title>Cap, Black Phenol, Polylined 58-400 (Representative Image)</image:title>
      <image:caption>Cap, Black Phenol, Polylined 58-400 (Representative Image)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-polylined-70-400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2727-73.png?v=1784702986</image:loc>
      <image:title>Cap, Black Phenolic, Polylined 70-400, Cincinnati Container Company, 50070PL</image:title>
      <image:caption>Cap, Black Phenolic, Polylined 70-400, Cincinnati Container Company, 50070PL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-black-phenol-polylined-89-400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2727-78_c05c5842-e6d3-4b6a-98e4-50eb3a28e37e.png?v=1784702987</image:loc>
      <image:title>Cap, Black Phenolic , Polylined 89-400, Cincinnati Container Company, 50089PL</image:title>
      <image:caption>Cap, Black Phenolic , Polylined 89-400, Cincinnati Container Company, 50089PL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/58-400-green-thermoset-cap-with-f217-foam-and-ptfe-liner-qorpak-cap-00074</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2728-67.png?v=1784702989</image:loc>
      <image:title>58-400 Green Thermoset Cap with F217 Foam and PTFE Liner, Qorpak, CAP-00074</image:title>
      <image:caption>58-400 Green Thermoset Cap with F217 Foam and PTFE Liner, Qorpak, CAP-00074</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/green-thermoset-cap-with-f217-ptfe-liner-89-400-neck-finish-qorpak-cap-00063</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2728-78.png?v=1784702990</image:loc>
      <image:title>Green Thermoset Cap with F217 &amp; PTFE Liner, 89-400 Neck Finish, Qorpak, CAP-00063</image:title>
      <image:caption>Green Thermoset Cap with F217 &amp; PTFE Liner, 89-400 Neck Finish, Qorpak, CAP-00063</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/89-400-green-thermoset-cap-with-f217-ptfe-liner-240-cs-qorpak-cap-00062</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2728-80.png?v=1784702992</image:loc>
      <image:title>89-400 Green Thermoset Cap with F217 &amp; PTFE Liner, 240/CS, Qorpak CAP-00062</image:title>
      <image:caption>89-400 Green Thermoset Cap with F217 &amp; PTFE Liner, 240/CS, Qorpak CAP-00062</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/dispenser-cap-for-35-g-nitrification-inhibitor-hach-45901</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2758-02_4241a28f-c0d5-4b03-a6e1-7b730259d8c9.png?v=1784702993</image:loc>
      <image:title>Dispenser Cap for 35 g Nitrification Inhibitor, HACH, 45901</image:title>
      <image:caption>Dispenser Cap for 35 g Nitrification Inhibitor, HACH, 45901</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hdpe-bottle-carrier-without-partitions-14-x-7-x-6-in-bel-art-products-f16963-0000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2763-01.png?v=1784702995</image:loc>
      <image:title>HDPE Bottle Carrier without  Partitions, 14 x 7 x 6 in., Bel Art Products, F16963-0000</image:title>
      <image:caption>HDPE Bottle Carrier without  Partitions, 14 x 7 x 6 in., Bel Art Products, F16963-0000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-utility-carrier-high-density-polyethylene-with-handle-14-7-8-in-x-9-1-2-in-x-4-1-2-in-7130-0010</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2767-01.png?v=1784702996</image:loc>
      <image:title>Nalgene Utility Carrier, High Density Polyethylene with Handle 14 7/8 in. x 9 1/2 in. x 4 1/2 in., 7130-0010</image:title>
      <image:caption>Nalgene Utility Carrier, High Density Polyethylene with Handle 14 7/8 in. x 9 1/2 in. x 4 1/2 in., 7130-0010</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/carrier-polyethylene-acid-solvent-bottle-2-5-l-bel-art-products-f16959-0000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2774-01.png?v=1784702998</image:loc>
      <image:title>Carrier Polyethylene Acid/Solvent Bottle, 2.5 L, Bel Art Products, F16959-0000</image:title>
      <image:caption>Carrier Polyethylene Acid/Solvent Bottle, 2.5 L, Bel Art Products, F16959-0000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/carrier-polyethylene-acid-solvent-bottle-4l-bel-art-products-f16960-0000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2774-02_1f630d3c-77b9-40d9-aa17-b52b37dedef0.png?v=1784702999</image:loc>
      <image:title>Carrier Polyethylene Acid/Solvent Bottle, 4L, Bel Art Products, F16960-0000</image:title>
      <image:caption>Carrier Polyethylene Acid/Solvent Bottle, 4L, Bel Art Products, F16960-0000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/box-aluminum-with-cover-and-straight-sides-flat-bottom-2-in-diameter-x-1-in-depth</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2785-26_5327565e-b6a1-44a5-a354-68e2a2fe3bb5.png?v=1784703001</image:loc>
      <image:title>Box, Aluminum, with Cover and Straight Sides, Flat Bottom, 2 in. Diameter x 1 in. Depth, Dual Manufacturing, AD-5125</image:title>
      <image:caption>Box, Aluminum, with Cover and Straight Sides, Flat Bottom, 2 in. Diameter x 1 in. Depth, Dual Manufacturing, AD-5125</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/aluminum-box-3-in-x-3-4-in-12-pk-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2785-41_6f5c0e33-354f-4e73-8243-04ca5a5314fd.png?v=1784703002</image:loc>
      <image:title>Aluminum Box, 3 in. x 3/4 in., 12/PK, Dual Manufacturing Company, AD-7619</image:title>
      <image:caption>Aluminum Box, 3 in. x 3/4 in., 12/PK, Dual Manufacturing Company, AD-7619</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/aluminum-dish-57-mm-x-19-mm-6-pk-ad-dshaacc</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2785-54_df2ec845-46b1-4f8e-ab9d-fa86bea38f07.png?v=1784703004</image:loc>
      <image:title>Aluminum Dish  57 mm  x 19 mm,  6/PK, AD-DSHAACC</image:title>
      <image:caption>Aluminum Dish  57 mm  x 19 mm,  6/PK, AD-DSHAACC</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/dishes-fisherbrand-disposable-aluminum-with-fluted-sides-75-ml-capacity-100-pk-08-732-107</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2786-01.png?v=1784703006</image:loc>
      <image:title>Dishes, Fisherbrand Disposable Aluminum with Fluted Sides, 75 mL Capacity, 100/PK, 08-732-107</image:title>
      <image:caption>Dishes, Fisherbrand Disposable Aluminum with Fluted Sides, 75 mL Capacity, 100/PK, 08-732-107</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/dishes-fisherbrand-disposable-aluminum-with-fluted-sides-200-ml-capacity-50-pk-08-732-108</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2786-03_19f07d98-8ad2-4118-a8d9-9631d6b89733.png?v=1784703007</image:loc>
      <image:title>Dishes, Fisherbrand Disposable Aluminum with Fluted Sides, 200 mL Capacity, 50/PK, 08-732-108</image:title>
      <image:caption>Dishes, Fisherbrand Disposable Aluminum with Fluted Sides, 200 mL Capacity, 50/PK, 08-732-108</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/storage-box-2-in-51-mm-polycarbonate-with-dividers-100-cell-thermo-scientific-820010</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2786-04.png?v=1784703009</image:loc>
      <image:title>Storage Box, 2 in. (51 mm)  Polycarbonate,  with Dividers (100-Cell), Thermo Scientific, 820010</image:title>
      <image:caption>Storage Box, 2 in. (51 mm)  Polycarbonate,  with Dividers (100-Cell), Thermo Scientific, 820010</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/box-small-tin-1-2-oz-144-pk-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2789-34.png?v=1784703010</image:loc>
      <image:title>Box, Small, Tin, 1/2 oz 144/PK</image:title>
      <image:caption>Box, Small, Tin, 1/2 oz 144/PK</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/box-small-tin-2-oz-36-pk-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2789-58.png?v=1784703011</image:loc>
      <image:title>Box, Small, Tin, 2 oz 36/PK</image:title>
      <image:caption>Box, Small, Tin, 2 oz 36/PK</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/box-specimen-seamless-tin-low-style-gold-with-white-write-on-label-2oz-2-in-diameter-x-3-4-in-height</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2789-65.png?v=1784703012</image:loc>
      <image:title>Box, Specimen, Seamless Tin Low-Style Gold with White Write-on Label, 2oz, 2 in. Diameter x 3/4 in. Height</image:title>
      <image:caption>Box, Specimen, Seamless Tin Low-Style Gold with White Write-on Label, 2oz, 2 in. Diameter x 3/4 in. Height</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tin-specimen-sample-box-0-5-oz-0-5-in-height-x-1-5-in-diameter-144-pk-03-490a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2793-02.png?v=1784703014</image:loc>
      <image:title>Tin Specimen/Sample Box, 0.5 oz, 0.5 in. Height x 1.5 in. Diameter, 144/PK, 03-490A</image:title>
      <image:caption>Tin Specimen/Sample Box, 0.5 oz, 0.5 in. Height x 1.5 in. Diameter, 144/PK, 03-490A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/box-specimen-seamless-tin-deep-style-silver-with-white-write-on-label-1-oz-1-1-2-in-diameter-x-1-1-16-in-height</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2793-04.png?v=1784703015</image:loc>
      <image:title>Box, Specimen, Seamless Tin Deep-Style Silver with White Write-on Label, 1 oz, 1-1/2 in. Diameter x 1-1/16 in. Height</image:title>
      <image:caption>Box, Specimen, Seamless Tin Deep-Style Silver with White Write-on Label, 1 oz, 1-1/2 in. Diameter x 1-1/16 in. Height</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/storage-box-seamless-tin-deep-style-silver-plain-top-2-oz-2-in-diameter-x-1-1-4-in-height</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2793-06_0a2ae09c-1b7e-42be-8d73-fd7046e68cee.png?v=1784703017</image:loc>
      <image:title>Storage Box, Seamless Tin, Deep-Style, Silver Plain Top, 2 oz., 2 in. Diameter x 1-1/4 in. Height</image:title>
      <image:caption>Storage Box, Seamless Tin, Deep-Style, Silver Plain Top, 2 oz., 2 in. Diameter x 1-1/4 in. Height</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-media-bottles-with-orange-polypropylene-pp-caps-wide-mouth-reusable-autoclavable-2-l-corning-1395-2l</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-2998-70_60081e83-d9f6-4f65-966b-f67ddc8ccfc9.png?v=1784703019</image:loc>
      <image:title>Pyrex Media Bottles with Orange Polypropylene (PP) Caps, Wide Mouth, Reusable, Autoclavable, 2 L, Corning, 1395-2L</image:title>
      <image:caption>Pyrex Media Bottles with Orange Polypropylene (PP) Caps, Wide Mouth, Reusable, Autoclavable, 2 L, Corning, 1395-2L</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-assay-with-stiff-black-nylon-bristles-for-quick-cleaning-button-samples-for-assays-flat-trimmed-brushes-have-0-014-gauge-bristles-mounted-with-in-a-stainless-steel-tube-3-5-in-diameter-x-5-in-l</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3060-01_0b857bdf-9fdb-46b7-87d5-32d877d0608c.png?v=1784703021</image:loc>
      <image:title>Brush, Assay, with Stiff Black Nylon Bristles for Quick Cleaning Button Samples for Assays, Flat-Trimmed Brushes Have 0.014 gauge Bristles Mounted with in a stainless Steel Tube, 3/5 in. Diameter x 5 in. L</image:title>
      <image:caption>Brush, Assay, with Stiff Black Nylon Bristles for Quick Cleaning Button Samples for Assays, Flat-Trimmed Brushes Have 0.014 gauge Bristles Mounted with in a stainless Steel Tube, 3/5 in. Diameter x 5 in. L</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-beaker-black-nylon-2-7-8-in-diameter-x-6-in-brush-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3070-01.png?v=1784703022</image:loc>
      <image:title>Brush, Beaker, Black Nylon, 2-7/8 in. Diameter X 6 in. Brush Length</image:title>
      <image:caption>Brush, Beaker, Black Nylon, 2-7/8 in. Diameter X 6 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-beaker-black-bristle-3-in-diameter-x-16-in-total-length-justman-4115</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3080-01_851b8b99-fe94-4c1b-b137-645fc405da86.png?v=1784703024</image:loc>
      <image:title>Brush, Beaker, Black Bristle, 3 in. Diameter x 16 in. Total Length, Justman 4115</image:title>
      <image:caption>Brush, Beaker, Black Bristle, 3 in. Diameter x 16 in. Total Length, Justman 4115</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-beaker-jar-tufted-end-black-bristle-2-3-8-in-diameter-x-6-in-brush-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3080-03_e7e839c6-f07b-444e-b0a6-c56b7d9ab8eb.png?v=1784703025</image:loc>
      <image:title>Brush, Beaker/Jar, Tufted End, Black Bristle, 2-3/8 in. Diameter X 6 in. Brush Length</image:title>
      <image:caption>Brush, Beaker/Jar, Tufted End, Black Bristle, 2-3/8 in. Diameter X 6 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-beaker-black-nylon-2-1-2-in-diameter-x-4-in-brush-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3081-01_9a7104b9-f9be-4e2a-980f-a23f528dd61f.png?v=1784703026</image:loc>
      <image:title>Brush, Beaker, Black Nylon, 2-1/2 in. Diameter X 4 in. Brush Length</image:title>
      <image:caption>Brush, Beaker, Black Nylon, 2-1/2 in. Diameter X 4 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-beaker-black-nylon-3-in-diameter-x-5-in-brush-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3081-02.png?v=1784923501</image:loc>
      <image:title>Brush, Beaker, Black Nylon, 3 in. Diameter X 5 in. Brush Length</image:title>
      <image:caption>Brush, Beaker, Black Nylon, 3 in. Diameter X 5 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/beaker-brush-11-in-chemical-resistant-black-natural-bristle-twisted-in-wire-and-securely-attached-to-wooden-handles</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3082-01.png?v=1784703029</image:loc>
      <image:title>Beaker Brush, 11 in., Chemical Resistant Black Natural Bristle Twisted in Wire and Securely Attached to Wooden Handles.</image:title>
      <image:caption>Beaker Brush, 11 in., Chemical Resistant Black Natural Bristle Twisted in Wire and Securely Attached to Wooden Handles.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-buret-white-bristle-1-2-in-diameter-x-3-1-4-in-brush-length-x-30-in-long-justman-brush-1839</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3090-01_0cdd387e-ad57-4bf1-9e1e-f96617715852.png?v=1784703031</image:loc>
      <image:title>Brush, Buret, White Bristle, 1/2 in. Diameter X 3-1/4 in. Brush Length x 30 in. Long, Justman Brush, 1839</image:title>
      <image:caption>Brush, Buret, White Bristle, 1/2 in. Diameter X 3-1/4 in. Brush Length x 30 in. Long, Justman Brush, 1839</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-buret-white-bristle-3-4-in-diameter-x-3-1-4-in-brush-length-x-36-in-long-justman-brush-1838</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3090-02.png?v=1784703032</image:loc>
      <image:title>Brush, Buret, White Bristle, 3/4 in. Diameter X 3-1/4 in. Brush Length x 36 in. Long, Justman Brush, 1838</image:title>
      <image:caption>Brush, Buret, White Bristle, 3/4 in. Diameter X 3-1/4 in. Brush Length x 36 in. Long, Justman Brush, 1838</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-buret-white-bristle-1-1-4-in-diameter-x-5-1-4-in-brush-length-x-36-in-long</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3090-03_e8b21291-036e-4228-978f-019ba7f13943.png?v=1784703034</image:loc>
      <image:title>Brush, Buret, White Bristle, 1-1/4 in. Diameter X 5-1/4 in. Brush Length x 36 in. Long.</image:title>
      <image:caption>Brush, Buret, White Bristle, 1-1/4 in. Diameter X 5-1/4 in. Brush Length x 36 in. Long.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-carboy-water-bottle-black-nylon-2-in-diameter-x-8-in-brush-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3091-01.png?v=1784703035</image:loc>
      <image:title>Brush, Carboy/Water Bottle, Black Nylon, 2 in. Diameter X 8 in. Brush Length</image:title>
      <image:caption>Brush, Carboy/Water Bottle, Black Nylon, 2 in. Diameter X 8 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/camel-hair-brush-size-no-1-3-pk</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3100-00_446907c2-09b3-4e55-b5dc-88f7329d87bf.png?v=1784703036</image:loc>
      <image:title>Camel Hair Brush, Size No. 1, 3/PK, Allied Brush, 3032-1</image:title>
      <image:caption>Camel Hair Brush, Size No. 1, 3/PK, Allied Brush, 3032-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/camel-hair-brush-size-4-1-8-in-dia-x-5-8-in-hair-length-package-of-3-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3100-01.png?v=1784703038</image:loc>
      <image:title>Camel Hair Brush, Size #4, 1/8 in. Dia. X 5/8 in. Hair Length, Package of 3, Allied Brush Company, 3032-4</image:title>
      <image:caption>Camel Hair Brush, Size #4, 1/8 in. Dia. X 5/8 in. Hair Length, Package of 3, Allied Brush Company, 3032-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/camel-hair-brush-size-6-11-64-in-dia-x-3-4-in-hair-length-package-of-3-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3100-02_2659edf9-3d2c-4600-a1e9-2b2358c9798c.png?v=1784703039</image:loc>
      <image:title>Camel Hair Brush, Size #6, 11/64 in. Dia. X 3/4 in. Hair Length, Package of 3</image:title>
      <image:caption>Camel Hair Brush, Size #6, 11/64 in. Dia. X 3/4 in. Hair Length, Package of 3</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/camel-hair-brush-size-8-7-32-in-dia-x-15-16-in-hair-length-package-of-3-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3100-03.png?v=1784703041</image:loc>
      <image:title>Camel Hair Brush, Size #8, 7/32 in. Dia. X 15/16 in. Hair Length, Package of 3 [Representative Image]</image:title>
      <image:caption>Camel Hair Brush, Size #8, 7/32 in. Dia. X 15/16 in. Hair Length, Package of 3 [Representative Image]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/camel-hair-brush-size-3-7-64-in-dia-x-9-16-in-hair-length-package-of-3-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3100-05.png?v=1784703043</image:loc>
      <image:title>Camel Hair Brush, Size #3, 7/64 in. Diameter X 9/16 in. Hair Length, Package of 3, Allied Brush Company, 3032-3</image:title>
      <image:caption>Camel Hair Brush, Size #3, 7/64 in. Diameter X 9/16 in. Hair Length, Package of 3, Allied Brush Company, 3032-3</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/soft-hair-dusting-brush-1-in-wide-x-1-4-in-thick-x-1-1-8-in-hair-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3110-02.png?v=1784703044</image:loc>
      <image:title>Soft Hair Dusting Brush, 1 in. Wide X 1/4 in. Thick X 1-1/8 in. Hair Length, Allied Brush Company, 340-1</image:title>
      <image:caption>Soft Hair Dusting Brush, 1 in. Wide X 1/4 in. Thick X 1-1/8 in. Hair Length, Allied Brush Company, 340-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/goat-hair-dusting-brush-size-5-brush-portion-1-1-2-in-length-x-1-3-4-in-diameter-overal-length-5-1-4-in-650455</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3130-01.png?v=1785286925</image:loc>
      <image:title>Goat Hair Dusting Brush, Size #5, Brush portion:1 1/2 in. length  x 1/3/4 in. diameter, Overal Length: 5-1/4 in., 650455</image:title>
      <image:caption>Goat Hair Dusting Brush, Size #5, Brush portion:1 1/2 in. length  x 1/3/4 in. diameter, Overal Length: 5-1/4 in., 650455</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-cement-mold-3-rows-of-1in-0-005-stiff-wire-in-3-4-in-wide-block</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3140-01.png?v=1784703047</image:loc>
      <image:title>Brush, Cement Mold, 3 Rows of 1in. 0.005 Stiff Wire in 3/4 in. Wide Block</image:title>
      <image:caption>Brush, Cement Mold, 3 Rows of 1in. 0.005 Stiff Wire in 3/4 in. Wide Block</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-counter-grey-horsehair-synthetic-mixture-in-7-in-block-1-7-8-in-hair-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3150-01.png?v=1784703049</image:loc>
      <image:title>Brush, Counter, Grey Horsehair &amp; Synthetic Mixture in 7 in. Block, 1-7/8 in. Hair Length, Allied Brush Company, 1164-7</image:title>
      <image:caption>Brush, Counter, Grey Horsehair &amp; Synthetic Mixture in 7 in. Block, 1-7/8 in. Hair Length, Allied Brush Company, 1164-7</image:caption>
    </image:image>
  </url>
  <url>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Brush, Centrifuge Tube, White Bristle, 1/2 in. - 13/16 in. Diameter X 3 in. Brush Length x 9 in. Long, Justman Brush, 1851</image:caption>
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  <url>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3155-03.png?v=1784703052</image:loc>
      <image:title>Brush, Centrifuge Tube, White Bristle, 1 in. - 1-1/4 in. Diameter X 3-1/2 in. Brush Length x 9 in. Long</image:title>
      <image:caption>Brush, Centrifuge Tube, White Bristle, 1 in. - 1-1/4 in. Diameter X 3-1/2 in. Brush Length x 9 in. Long</image:caption>
    </image:image>
  </url>
  <url>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Brush, Centrifuge Tube, White Bristle, 3/4 in. - 1-1/2 in. Diameter X 4-1/2 in. Brush Length x 12 in. Long, Justman Brush, 1853</image:title>
      <image:caption>Brush, Centrifuge Tube, White Bristle, 3/4 in. - 1-1/2 in. Diameter X 4-1/2 in. Brush Length x 12 in. Long, Justman Brush, 1853</image:caption>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3156-01_fc66dc16-bf63-4318-a068-9cb9b6f72f65.png?v=1784703054</image:loc>
      <image:title>Brush, Cylinder &amp; Bottle, Tied Tip, Black Bristle, 1-1/2 in. Diameter X 4-3/4 in. Brush Length</image:title>
      <image:caption>Brush, Cylinder &amp; Bottle, Tied Tip, Black Bristle, 1-1/2 in. Diameter X 4-3/4 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-cylinder-bottle-tied-tip-black-bristle-1-15-16-in-diameter-x-4-3-4-in-brush-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3156-02.png?v=1784703056</image:loc>
      <image:title>Brush, Cylinder &amp; Bottle, Tied Tip, Black Bristle, 1-15/16 in. Diameter X 4-3/4 in. Brush Length</image:title>
      <image:caption>Brush, Cylinder &amp; Bottle, Tied Tip, Black Bristle, 1-15/16 in. Diameter X 4-3/4 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-cylinder-bottle-tied-tip-black-bristle-2-3-8-in-diameter-x-6-in-brush-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3156-03_9af1d19f-250c-4d26-b402-44fc2fcf6b52.png?v=1784703058</image:loc>
      <image:title>Brush, Cylinder &amp; Bottle, Tied Tip, Black Bristle, 2-3/8 in. Diameter X 6 in. Brush Length</image:title>
      <image:caption>Brush, Cylinder &amp; Bottle, Tied Tip, Black Bristle, 2-3/8 in. Diameter X 6 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3156-04_eef9d4eb-8bf2-4aaa-9d26-db6aea714925.png?v=1784703059</image:loc>
      <image:title>Brush, Cylinder &amp; Bottle, Tied Tip, Black Nylon, 2-3/8 in. Diameter X 5-1/4 in. Brush Length</image:title>
      <image:caption>Brush, Cylinder &amp; Bottle, Tied Tip, Black Nylon, 2-3/8 in. Diameter X 5-1/4 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-bod-bottle-tied-tip-natural-and-dark-bristles-1-3-8-in-diameter-x-3-in-brush-length-justman-brush-1882</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3158-01_9f77b389-a1c0-46cf-aa7b-5873d6023798.png?v=1784703060</image:loc>
      <image:title>Brush, BOD Bottle, Tied Tip,  Natural and Dark Bristles, 1-3/8 in. Diameter X 3 in. Brush Length, Justman Brush, 1882</image:title>
      <image:caption>Brush, BOD Bottle, Tied Tip,  Natural and Dark Bristles, 1-3/8 in. Diameter X 3 in. Brush Length, Justman Brush, 1882</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/brush-cylinder-bottle-radial-end-black-nylon-2-in-diameter-x-5-in-brush-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Brush, Cylinder &amp; Bottle, Radial End, Black Nylon, 2 in. Diameter X 5 in. Brush Length</image:title>
      <image:caption>Brush, Cylinder &amp; Bottle, Radial End, Black Nylon, 2 in. Diameter X 5 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3159-35_1e41603c-95b4-4825-982d-754f88b13226.png?v=1784703063</image:loc>
      <image:title>Brush, Cylinder &amp; Bottle, Radial End, Black Nylon, 16 in.</image:title>
      <image:caption>Brush, Cylinder &amp; Bottle, Radial End, Black Nylon, 16 in.</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3159-39.png?v=1784703065</image:loc>
      <image:title>Brush, Cylinder &amp; Bottle, Radial End, Black Nylon, 20 in.</image:title>
      <image:caption>Brush, Cylinder &amp; Bottle, Radial End, Black Nylon, 20 in.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-cylinder-bottle-radial-end-black-bristle-2-in-diameter-x-5-in-brush-length-11-in-total-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3160-29_545de378-7661-4401-b699-890704b27be9.png?v=1784703067</image:loc>
      <image:title>Brush, Cylinder &amp; Bottle, Radial End, Black Bristle, 2 in. Diameter X 5 in. Brush Length, 11 in. Total Length</image:title>
      <image:caption>Brush, Cylinder &amp; Bottle, Radial End, Black Bristle, 2 in. Diameter X 5 in. Brush Length, 11 in. Total Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-cylinder-bottle-radial-end-black-bristle-1-7-8-in-diameter-x-5-in-brush-length-13-in-total-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3160-31_89fff39d-8340-40e1-81cd-bdc303b8950d.png?v=1784703068</image:loc>
      <image:title>Brush, Cylinder &amp; Bottle, Radial End, Black Bristle, 1-7/8 in. Diameter X 5 in. Brush Length, 13 in. Total Length</image:title>
      <image:caption>Brush, Cylinder &amp; Bottle, Radial End, Black Bristle, 1-7/8 in. Diameter X 5 in. Brush Length, 13 in. Total Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-cylinder-bottle-radial-end-black-bristle-2-in-diameter-x-5-in-brush-length-16-in-total-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3160-35_9e120934-56b1-4cfa-b3b8-3d6a14921a5d.png?v=1784703069</image:loc>
      <image:title>Brush, Cylinder &amp; Bottle, Radial End, Black Bristle, 2 in. Diameter X 5 in. Brush Length, 16 in. Total Length</image:title>
      <image:caption>Brush, Cylinder &amp; Bottle, Radial End, Black Bristle, 2 in. Diameter X 5 in. Brush Length, 16 in. Total Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-flask-tufted-end-black-bristle-1-1-2-in-diameter-x-4-1-4-in-brush-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3162-30_c84c4f29-55a4-413a-b8e8-8540c56e1e5a.png?v=1784703071</image:loc>
      <image:title>Brush, Flask, Tufted End, Black Bristle, 1-1/2 in. Diameter X 4-1/4 in. Brush Length</image:title>
      <image:caption>Brush, Flask, Tufted End, Black Bristle, 1-1/2 in. Diameter X 4-1/4 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-flask-tufted-end-black-bristle-1-3-4-in-diameter-x-4-1-4-in-brush-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3162-35.png?v=1784703072</image:loc>
      <image:title>Brush, Flask, Tufted End, Black Bristle, 1-3/4 in. Diameter X 4-1/4 in. Brush Length</image:title>
      <image:caption>Brush, Flask, Tufted End, Black Bristle, 1-3/4 in. Diameter X 4-1/4 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3163-78.png?v=1784703074</image:loc>
      <image:title>Brush, Volumetric Flask, White Bristle, 1-3/8 in. Diameter X 3-1/2 in. Brush Length x 12 in. Long</image:title>
      <image:caption>Brush, Volumetric Flask, White Bristle, 1-3/8 in. Diameter X 3-1/2 in. Brush Length x 12 in. Long</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3163-81_437c3b52-b17f-47c0-aadf-14b13d9ecace.png?v=1784703075</image:loc>
      <image:title>Brush, Volumetric Flask, White Bristle, 1-1/2 in. Diameter X 4 in. Brush Length x 14 in. Long</image:title>
      <image:caption>Brush, Volumetric Flask, White Bristle, 1-1/2 in. Diameter X 4 in. Brush Length x 14 in. Long</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-volumetric-flask-white-bristle-1-3-4-in-diameter-x-5-in-brush-length-x-17-in-long</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3163-86_cd598a93-7b34-44bd-b68b-c926647e838f.png?v=1784703077</image:loc>
      <image:title>Brush, Volumetric Flask, White Bristle, 1-3/4 in. Diameter X 5 in. Brush Length x 17 in. Long</image:title>
      <image:caption>Brush, Volumetric Flask, White Bristle, 1-3/4 in. Diameter X 5 in. Brush Length x 17 in. Long</image:caption>
    </image:image>
  </url>
  <url>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3164-78_524a9675-8bc2-4844-b337-77cf6dda86c9.png?v=1784703078</image:loc>
      <image:title>Brush, Volumetric Flask, White Nylon, 1-3/8 in. Diameter X 3-1/2 in. Brush Length x 12 in. Long, Justman Brush, 1790-1N</image:title>
      <image:caption>Brush, Volumetric Flask, White Nylon, 1-3/8 in. Diameter X 3-1/2 in. Brush Length x 12 in. Long, Justman Brush, 1790-1N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-volumetric-flask-white-nylon-1-1-2-in-diameter-x-4-in-brush-length-x-14-in-long-justman-brush-1790-2n</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3164-81.png?v=1784703080</image:loc>
      <image:title>Brush, Volumetric Flask, White Nylon, 1-1/2 in. Diameter X 4 in. Brush Length x 14 in. Long, Justman Brush, 1790 2N</image:title>
      <image:caption>Brush, Volumetric Flask, White Nylon, 1-1/2 in. Diameter X 4 in. Brush Length x 14 in. Long, Justman Brush, 1790 2N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-volumetric-flask-white-nylon-1-3-4-in-diameter-x-5-in-brush-length-x-17-in-long-justman-brush-1790-3n</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3164-86.png?v=1784703081</image:loc>
      <image:title>Brush, Volumetric Flask, White Nylon, 1-3/4 in. Diameter X 5 in. Brush Length x 17 in. Long, Justman Brush, 1790 3N</image:title>
      <image:caption>Brush, Volumetric Flask, White Nylon, 1-3/4 in. Diameter X 5 in. Brush Length x 17 in. Long, Justman Brush, 1790 3N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-graduate-or-funnel-black-bristle-2-1-4-in-diameter-x-6-in-brush-length-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3165-01.png?v=1784703082</image:loc>
      <image:title>Brush, Graduate or Funnel, Black Bristle, 2-1/4 in. Diameter X 6 in. Brush Length [Representative Image]</image:title>
      <image:caption>Brush, Graduate or Funnel, Black Bristle, 2-1/4 in. Diameter X 6 in. Brush Length [Representative Image]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-imhoff-cone-black-bristle-4-in-diameter-x-15-in-handle-length-justman-brush-1710</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3166-01.png?v=1784703084</image:loc>
      <image:title>Brush, Imhoff Cone, Black Bristle, 4 in. Diameter x 15 in. Handle Length, Justman Brush, 1710</image:title>
      <image:caption>Brush, Imhoff Cone, Black Bristle, 4 in. Diameter x 15 in. Handle Length, Justman Brush, 1710</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-pipet-white-nylon-1-2-in-diameter-x-3-in-brush-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3167-01_decc3888-67d2-4360-99c9-0d6d6a451833.png?v=1784703085</image:loc>
      <image:title>Brush, Pipet, White Nylon, 1/2 in. Diameter X 3 in. Brush Length</image:title>
      <image:caption>Brush, Pipet, White Nylon, 1/2 in. Diameter X 3 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-pipet-white-nylon-3-16-in-3-4-in-diameter-x-7-1-2-in-brush-length</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3168-01.png?v=1784703087</image:loc>
      <image:title>Brush, Pipet, White Nylon, 3/16 in. - 3/4 in. Diameter X 7-1/2 in. Brush Length</image:title>
      <image:caption>Brush, Pipet, White Nylon, 3/16 in. - 3/4 in. Diameter X 7-1/2 in. Brush Length</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-riffle-one-row-flat-brush-for-general-dusting-24-in-length-with-2-1-2-in-pure-horsehair-trim-1-2-in-width-for-reaching-tough-spots</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3170-01.png?v=1784703088</image:loc>
      <image:title>Brush, Riffle, One Row Flat Brush For General Dusting, 24 in. Length with 2-1/2 in. Pure Horsehair Trim, 1/2 in. Width for Reaching Tough Spots</image:title>
      <image:caption>Brush, Riffle, One Row Flat Brush For General Dusting, 24 in. Length with 2-1/2 in. Pure Horsehair Trim, 1/2 in. Width for Reaching Tough Spots</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sieve-cleaning-brush-for-100-mesh-and-coarser-sieves-brass-wire-w-s-tyler-registered-8576</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3190-01_3a0c7702-c797-4e30-9999-c18f5ce50f19.png?v=1784703090</image:loc>
      <image:title>Sieve Cleaning Brush for 100 Mesh and Coarser Sieves, Brass Wire, W.S. Tyler (registered), 8576</image:title>
      <image:caption>Sieve Cleaning Brush for 100 Mesh and Coarser Sieves, Brass Wire, W.S. Tyler (registered), 8576</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sieve-cleaning-brush-fine-sieves-nylon-bristle-1-1-4-in-diameter-x-1-1-2-in-brush-length-x-5-3-4-in-overall-length-gilson-tsa-170</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3200-01.png?v=1784703091</image:loc>
      <image:title>Sieve Cleaning Brush, Fine Sieves, Nylon Bristle (1-1/4 in. Diameter x 1-1/2 in. Brush Length x 5-3/4 in. Overall Length), Gilson, TSA-170</image:title>
      <image:caption>Sieve Cleaning Brush, Fine Sieves, Nylon Bristle (1-1/4 in. Diameter x 1-1/2 in. Brush Length x 5-3/4 in. Overall Length), Gilson, TSA-170</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-narrow-tube-white-bristle-1-2-in-diameter-x-3-in-brush-length-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3220-01_deb635d6-8a7e-4cf3-a272-5604ac399e71.png?v=1784703092</image:loc>
      <image:title>Brush, Narrow Tube, White Bristle, 1/2 in. Diameter X 3 in. Brush Length, Gordan Brush Company, 4611</image:title>
      <image:caption>Brush, Narrow Tube, White Bristle, 1/2 in. Diameter X 3 in. Brush Length, Gordan Brush Company, 4611</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-narrow-tube-white-nylon-1-2-in-diameter-x-3-in-brush-length-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3220-02.png?v=1784703094</image:loc>
      <image:title>Brush, Narrow Tube, White Nylon, 1/2 in. Diameter X 3 in. Brush Length [Representative Image]</image:title>
      <image:caption>Brush, Narrow Tube, White Nylon, 1/2 in. Diameter X 3 in. Brush Length [Representative Image]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-test-tube-radial-tip-white-bristle-1-3-8-in-diameter-x-4-in-brush-length-justman-brush-1888</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3231-01_851102bd-3246-462d-a24b-75b9d860dd0d.png?v=1784703096</image:loc>
      <image:title>Brush, Test Tube, Radial Tip, White Bristle, 1-3/8 in. Diameter X 4 in. Brush Length, Justman Brush, 1888</image:title>
      <image:caption>Brush, Test Tube, Radial Tip, White Bristle, 1-3/8 in. Diameter X 4 in. Brush Length, Justman Brush, 1888</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-test-tube-radial-tip-white-bristle-3-4-in-diameter-x-3-1-4-in-brush-length-justman-brush-1887-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3231-02.png?v=1784703097</image:loc>
      <image:title>Brush, Test Tube, Radial Tip, White Bristle, 3/4 in. Diameter X 3-1/4 in. Brush Length, Justman Brush, 1887 [Representative Image]</image:title>
      <image:caption>Brush, Test Tube, Radial Tip, White Bristle, 3/4 in. Diameter X 3-1/4 in. Brush Length, Justman Brush, 1887 [Representative Image]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-test-tube-radial-tip-white-bristle-1-2-in-diameter-x-3-in-brush-length-justman-brush-1897</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3231-03.png?v=1784703099</image:loc>
      <image:title>Brush, Test Tube, Radial Tip, White Bristle, 1/2 in. Diameter X 3 in. Brush Length, Justman Brush, 1897</image:title>
      <image:caption>Brush, Test Tube, Radial Tip, White Bristle, 1/2 in. Diameter X 3 in. Brush Length, Justman Brush, 1897</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-test-tube-white-nylon-3-16-in-1-2-in-diameter-x-3-in-brush-length-justman-brush-1701</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3232-01.png?v=1784703100</image:loc>
      <image:title>Brush, Test Tube, White Nylon, 3/16 in. - 1/2 in. Diameter X 3 in. Brush Length, Justman Brush, 1701</image:title>
      <image:caption>Brush, Test Tube, White Nylon, 3/16 in. - 1/2 in. Diameter X 3 in. Brush Length, Justman Brush, 1701</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-nylon-semi-micro-tube-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3232-02.png?v=1784703102</image:loc>
      <image:title>Brush, Nylon Semi-Micro Tube [Representative Image]</image:title>
      <image:caption>Brush, Nylon Semi-Micro Tube [Representative Image]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-test-tube-stainless-steel-with-white-nylon-1-3-8-in-diameter-x-4-in-brush-length-justman-brush-2088-ss</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3233-01_bcf98238-8293-4e17-8817-1d1dfc248870.png?v=1784703103</image:loc>
      <image:title>Brush, Test Tube, Stainless Steel With White Nylon, 1-3/8 in. Diameter X 4 in. Brush Length, Justman Brush, 2088 SS</image:title>
      <image:caption>Brush, Test Tube, Stainless Steel With White Nylon, 1-3/8 in. Diameter X 4 in. Brush Length, Justman Brush, 2088 SS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-test-tube-stainless-steel-with-white-nylon-3-4-in-diameter-x-3-1-2-in-brush-length-justman-brush-2087-ss</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3233-02.png?v=1784703104</image:loc>
      <image:title>Brush, Test Tube, Stainless Steel With White Nylon, 3/4 in. Diameter X 3-1/2 in. Brush Length, Justman Brush, 2087 SS</image:title>
      <image:caption>Brush, Test Tube, Stainless Steel With White Nylon, 3/4 in. Diameter X 3-1/2 in. Brush Length, Justman Brush, 2087 SS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brush-test-tube-stainless-steel-with-white-nylon</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3233-03.png?v=1784703106</image:loc>
      <image:title>Brush, Test Tube, Stainless Steel with White Nylon</image:title>
      <image:caption>Brush, Test Tube, Stainless Steel with White Nylon</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pipe-cleaners-craft-stems-white-150mm-x-4mm-diameter-100-pk</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3240-01.png?v=1784703107</image:loc>
      <image:title>Pipe Cleaners/Craft Stems, White, 150mm x 4mm Diameter, 100/PK</image:title>
      <image:caption>Pipe Cleaners/Craft Stems, White, 150mm x 4mm Diameter, 100/PK</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tube-cleaner-3-mm-package-of-50-ft</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3240-20.png?v=1784703109</image:loc>
      <image:title>Tube Cleaner, 3 mm (Package of 50 ft)</image:title>
      <image:caption>Tube Cleaner, 3 mm (Package of 50 ft)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-anti-static-static-away-brush-2-1-2-inch-brush-1-1-2-inch-handle-antylia-3316</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3250-01.png?v=1784703110</image:loc>
      <image:title>Traceable Anti-Static Static-Away Brush, 2-1/2 inch brush, 1-1/2 inch handle, Antylia, 3316</image:title>
      <image:caption>Traceable Anti-Static Static-Away Brush, 2-1/2 inch brush, 1-1/2 inch handle, Antylia, 3316</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bucket-plastic-with-lid-white-1-gallon</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3410-05.png?v=1784703112</image:loc>
      <image:title>Bucket, Plastic with Lid, White, 1 Gallon, Cincinnati Container Company, 227011/ 227111</image:title>
      <image:caption>Bucket, Plastic with Lid, White, 1 Gallon, Cincinnati Container Company, 227011/ 227111</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bucket-high-density-polyethylene-0-090-in-minimum-wall-thickness-5-gallon-with-lid</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3410-10_8b08deeb-5e59-4c7d-879b-eb6bd9b7d02b.png?v=1784703113</image:loc>
      <image:title>Bucket, High Density Polyethylene, 0.090 in. Minimum Wall Thickness, 5 Gallon with Lid</image:title>
      <image:caption>Bucket, High Density Polyethylene, 0.090 in. Minimum Wall Thickness, 5 Gallon with Lid</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lid-only-for-5-gallon-polyethylene-bucket</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3410-20_15c4ee0b-4627-4583-9b68-c7706047ab03.png?v=1784703114</image:loc>
      <image:title>Lid Only for 5 Gallon Polyethylene Bucket</image:title>
      <image:caption>Lid Only for 5 Gallon Polyethylene Bucket</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/mixing-bucket-5-gal-translucent-plastic</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3410-32.png?v=1784703116</image:loc>
      <image:title>Mixing Bucket, 5 gal, Translucent, Plastic</image:title>
      <image:caption>Mixing Bucket, 5 gal, Translucent, Plastic</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-nesbitt-absorption-bulb-corning-1900-165</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3452-72.png?v=1784703117</image:loc>
      <image:title>PYREX Nesbitt Absorption Bulb, Corning, 1900-165</image:title>
      <image:caption>PYREX Nesbitt Absorption Bulb, Corning, 1900-165</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/custom-made-replacement-kjeldahl-connecting-bulb-round-style-for-former-corning-product-1980-65-65-ml-bulb-diameter</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3460-02.png?v=1784703119</image:loc>
      <image:title>Custom-Made Replacement Kjeldahl Connecting Bulb, Round-Style, for Former Corning Product 1980-65, 65 mL Bulb Diameter</image:title>
      <image:caption>Custom-Made Replacement Kjeldahl Connecting Bulb, Round-Style, for Former Corning Product 1980-65, 65 mL Bulb Diameter</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bulb-connecting-kjeldahl-iowa-state-type-borosilicate-glass-with-patented-trap-that-drains-completely-corning-2040-01</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3464-01.png?v=1784703120</image:loc>
      <image:title>Bulb, Connecting, Kjeldahl, Iowa State Type, Borosilicate Glass, With Patented Trap that Drains Completely, 2040-01</image:title>
      <image:caption>Bulb, Connecting, Kjeldahl, Iowa State Type, Borosilicate Glass, With Patented Trap that Drains Completely, 2040-01</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/kjeldahl-adapter-trap-straight-24-40-joints-ace-glass-5225-10</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3464-02_f498a740-203f-4604-9c98-336946f828c7.png?v=1784703122</image:loc>
      <image:title>Kjeldahl Adapter Trap, Straight, 24/40 Joints, Ace Glass, 5225-10</image:title>
      <image:caption>Kjeldahl Adapter Trap, Straight, 24/40 Joints, Ace Glass, 5225-10</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/safety-bulb-pipette-filler-for-standard-size-pipets-natural-rubber-and-white-abs-with-elastic-wrist-band-3-pk</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3470-35_e90171db-f495-4bbe-a4f9-92bdddc79b38.png?v=1784703123</image:loc>
      <image:title>Safety Bulb Pipette Filler for Standard Size Pipets, Natural Rubber and White ABS with Elastic Wrist Band, 3/PK</image:title>
      <image:caption>Safety Bulb Pipette Filler for Standard Size Pipets, Natural Rubber and White ABS with Elastic Wrist Band, 3/PK</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bulb-large-single-neck-red-rubber-for-use-with-large-pipets-35-ml-2-1-2-in-x-1-3-4-in-dia</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3470-45_e45d8246-0217-43c6-a1b4-eaeabd273a05.png?v=1784703125</image:loc>
      <image:title>Bulb, Large, Single Neck Red Rubber for Use with Large Pipets, 35 mL, 2-1/2 in. x 1-3/4 in. Dia.</image:title>
      <image:caption>Bulb, Large, Single Neck Red Rubber for Use with Large Pipets, 35 mL, 2-1/2 in. x 1-3/4 in. Dia.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bulb-large-single-neck-red-rubber-for-use-with-large-pipets-60-ml-3-1-4-in-x-2-1-8-in-dia</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3470-53.png?v=1784703126</image:loc>
      <image:title>Bulb, Large, Single Neck Red Rubber for Use with Large Pipets, 60 mL, 3-1/4 in. x 2-1/8 in. Dia.</image:title>
      <image:caption>Bulb, Large, Single Neck Red Rubber for Use with Large Pipets, 60 mL, 3-1/4 in. x 2-1/8 in. Dia.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bulb-large-single-neck-red-rubber-for-use-with-large-pipets-100-ml-3-7-8-in-length-x-2-1-2-in-diameter-walter-stern-200-100</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3470-67.png?v=1784703128</image:loc>
      <image:title>Bulb, Large, Single Neck Red Rubber for Use with Large Pipets, 100 mL, 3-7/8 in. Length x 2-1/2 in. Diameter, Walter Stern, 200-100</image:title>
      <image:caption>Bulb, Large, Single Neck Red Rubber for Use with Large Pipets, 100 mL, 3-7/8 in. Length x 2-1/2 in. Diameter, Walter Stern, 200-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bulb-aspirator-rubber-3-1-4-in-x-2-in-diameter-glossy-black-bulb-with-metal-valves-includes-4-in-of-3-16-in-i-d-tubing-75-ml-capacity</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3480-62_66591fa7-a0e1-4312-8da0-b6e265f6b195.png?v=1784703129</image:loc>
      <image:title>Bulb, Aspirator, Rubber, 3-1/4 in. x 2 in. Diameter, Glossy Black Bulb with Metal Valves, Includes 4 in. of 3/16 in. I.D. Tubing, 75 mL Capacity</image:title>
      <image:caption>Bulb, Aspirator, Rubber, 3-1/4 in. x 2 in. Diameter, Glossy Black Bulb with Metal Valves, Includes 4 in. of 3/16 in. I.D. Tubing, 75 mL Capacity</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bulb-with-black-plastic-base-valve-and-wheel-control-valve</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3480-63.png?v=1784703130</image:loc>
      <image:title>Bulb with Black Plastic Base Valve and Wheel Control Valve</image:title>
      <image:caption>Bulb with Black Plastic Base Valve and Wheel Control Valve</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/rubber-bulb-and-4-in-tubing-for-use-with-wilmad-automatic-burets-wilmad-labglass-lg-4340-100</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3480-64.png?v=1784703132</image:loc>
      <image:title>Rubber Bulb and 4 in. Tubing for Use with Wilmad Automatic Burets, Wilmad/Labglass, LG-4340-100</image:title>
      <image:caption>Rubber Bulb and 4 in. Tubing for Use with Wilmad Automatic Burets, Wilmad/Labglass, LG-4340-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bulb-double-acting-rubber-for-suction-or-pressure-4-1-2-in-x-2-1-16-in-diameter-3oz-capacity</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3500-01.png?v=1785286926</image:loc>
      <image:title>Bulb, Double Acting Rubber for Suction or Pressure, 4-1/2 in. x 2-1/16 in. Diameter, 3oz. Capacity</image:title>
      <image:caption>Bulb, Double Acting Rubber for Suction or Pressure, 4-1/2 in. x 2-1/16 in. Diameter, 3oz. Capacity</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-buret-straight-stopcock-dispensing-10-ml-1-cs-corning-2122a-10</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3565-28.png?v=1784703134</image:loc>
      <image:title>Pyrex Buret, Straight Stopcock, Dispensing, 10 mL, 1/CS, Corning, 2122A-10</image:title>
      <image:caption>Pyrex Buret, Straight Stopcock, Dispensing, 10 mL, 1/CS, Corning, 2122A-10</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-buret-straight-stopcock-dispensing-25-ml-1-cs-corning-2122a-25</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3565-42.png?v=1784703136</image:loc>
      <image:title>Pyrex Buret, Straight Stopcock, Dispensing, 25 mL, 1/CS, Corning, 2122A-25</image:title>
      <image:caption>Pyrex Buret, Straight Stopcock, Dispensing, 25 mL, 1/CS, Corning, 2122A-25</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-buret-straight-stopcock-dispensing-50-ml-1-cs-corning-2122a-50</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3565-53.png?v=1784703137</image:loc>
      <image:title>Pyrex Buret, Straight Stopcock, Dispensing, 50 mL, 1/CS, Corning, 2122A-50</image:title>
      <image:caption>Pyrex Buret, Straight Stopcock, Dispensing, 50 mL, 1/CS, Corning, 2122A-50</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-buret-straight-stopcock-dispensing-100-ml-1-cs-corning-2122a-100</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3565-67_eab31e8c-286c-473d-ba3d-eaceee67544b.png?v=1784703139</image:loc>
      <image:title>Pyrex Buret, Straight Stopcock, Dispensing, 100 mL, 1/CS, Corning, 2122A-100</image:title>
      <image:caption>Pyrex Buret, Straight Stopcock, Dispensing, 100 mL, 1/CS, Corning, 2122A-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-dispensing-250-ml-with-4-glass-stopcock-1-ml-sub-divisions-2-0-ml-amk-glass-inc-tg-18235-10</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3566-78.png?v=1784703140</image:loc>
      <image:title>Buret, Dispensing, 250 mL, with #4 Glass Stopcock, 1 mL Sub-divisions, +/- 2.0 mL, AMK Glass, Inc., TG-18235-10</image:title>
      <image:caption>Buret, Dispensing, 250 mL, with #4 Glass Stopcock, 1 mL Sub-divisions, +/- 2.0 mL, AMK Glass, Inc., TG-18235-10</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-dispensing-buret-with-ptfe-stopcock-250-ml-1-cs-corning-2094-250</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3567-78.png?v=1784703142</image:loc>
      <image:title>PYREX Dispensing Buret, with PTFE Stopcock, 250 mL, 1/CS, Corning, 2094-250</image:title>
      <image:caption>PYREX Dispensing Buret, with PTFE Stopcock, 250 mL, 1/CS, Corning, 2094-250</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-dispensing-buret-with-ptfe-stopcock-500-ml-1-cs-corning-2094-500</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3567-81.png?v=1784703143</image:loc>
      <image:title>PYREX Dispensing Buret, with PTFE Stopcock, 500 mL, 1/CS, Corning, 2094-500</image:title>
      <image:caption>PYREX Dispensing Buret, with PTFE Stopcock, 500 mL, 1/CS, Corning, 2094-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-dispensing-buret-with-ptfe-stopcock-1-l-1-cs-corning-2094-1-l</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3567-86_d1ebd39f-70d6-4dd0-8d99-3ef1652770e8.png?v=1784703145</image:loc>
      <image:title>PYREX Dispensing Buret, with PTFE Stopcock, 1 L, 1/CS, Corning, 2094-1 L</image:title>
      <image:caption>PYREX Dispensing Buret, with PTFE Stopcock, 1 L, 1/CS, Corning, 2094-1 L</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-pyrex-colored-scale-class-a-teflon-stopcock-plug-10-ml-graduation-intervals-0-10-ml-corning-2103-10</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3573-28.png?v=1784703146</image:loc>
      <image:title>Buret,  Pyrex, Colored Scale, Class A, Teflon Stopcock Plug, 10 mL, Graduation Intervals 0.10 mL, Corning 2103-10</image:title>
      <image:caption>Buret,  Pyrex, Colored Scale, Class A, Teflon Stopcock Plug, 10 mL, Graduation Intervals 0.10 mL, Corning 2103-10</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-pyrex-colored-scale-class-a-teflon-stopcock-plug-25-ml-graduation-intervals-0-10-ml-corning-2103-25</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3573-42.png?v=1784703148</image:loc>
      <image:title>Buret,  Pyrex, Colored Scale, Class A, Teflon Stopcock Plug, 25 mL, Graduation Intervals 0.10 mL, Corning 2103-25</image:title>
      <image:caption>Buret,  Pyrex, Colored Scale, Class A, Teflon Stopcock Plug, 25 mL, Graduation Intervals 0.10 mL, Corning 2103-25</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-pyrex-colored-scale-class-a-teflon-stopcock-plug-50-ml-graduation-intervals-0-10-ml-corning-2103-50</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3573-53.png?v=1784703150</image:loc>
      <image:title>Buret,  Pyrex, Colored Scale, Class A, Teflon Stopcock Plug, 50 mL, Graduation Intervals 0.10 mL, Corning 2103-50</image:title>
      <image:caption>Buret,  Pyrex, Colored Scale, Class A, Teflon Stopcock Plug, 50 mL, Graduation Intervals 0.10 mL, Corning 2103-50</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-pyrex-colored-scale-class-a-teflon-stopcock-plug-100-ml-graduation-intervals-0-20-ml-corning-2103-100</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3573-67.png?v=1784703151</image:loc>
      <image:title>Buret,  Pyrex, Colored Scale, Class A, Teflon Stopcock Plug, 100 mL, Graduation Intervals 0.20 mL, Corning 2103-100</image:title>
      <image:caption>Buret,  Pyrex, Colored Scale, Class A, Teflon Stopcock Plug, 100 mL, Graduation Intervals 0.20 mL, Corning 2103-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-vent-tube-for-tg-18270-automatic-buret-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3575-01_c4a7d5b4-0bfc-49f3-aa73-6500767537ca.png?v=1784703153</image:loc>
      <image:title>Buret Vent Tube for Squeeze-O-Matic Automatic Buret, AMK Glass Inc., TG-18270-71</image:title>
      <image:caption>Buret Vent Tube for Squeeze-O-Matic Automatic Buret, AMK Glass Inc., TG-18270-71</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/titrette-bottletop-burette-with-rs232-interface-50-ml-brandtech-4760261</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3579-03.png?v=1784703154</image:loc>
      <image:title>Titrette Bottletop Burette with RS232 Interface, 50 mL, Brandtech, 4760261</image:title>
      <image:caption>Titrette Bottletop Burette with RS232 Interface, 50 mL, Brandtech, 4760261</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/automatic-buret-complete-squeeze-o-matic-with-glass-flask-glass-plug-burets-10-ml-for-use-with-500-ml-glass-reservoir</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3580-28_b4236edd-d95b-47e1-bb63-ec79c2120937.png?v=1784703157</image:loc>
      <image:title>Automatic Buret, Complete, Squeeze-O-Matic with Glass Flask, Glass Plug Burets, 10 mL, for Use with 500 mL Glass Reservoir</image:title>
      <image:caption>Automatic Buret, Complete, Squeeze-O-Matic with Glass Flask, Glass Plug Burets, 10 mL, for Use with 500 mL Glass Reservoir</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/automatic-buret-complete-squeeze-o-matic-with-glass-flask-glass-plug-burets-25-ml-for-use-with-1-l-glass-reservoir</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3580-42.png?v=1784703158</image:loc>
      <image:title>Automatic Buret, Complete, Squeeze-O-Matic with Glass Flask, Glass Plug Burets, 25 mL, for Use with 1 L Glass Reservoir</image:title>
      <image:caption>Automatic Buret, Complete, Squeeze-O-Matic with Glass Flask, Glass Plug Burets, 25 mL, for Use with 1 L Glass Reservoir</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-auto-zero-class-a-acid-clear-burets-25-ml-with-reservoir-and-white-graduations-glastron-inc-tg-18300-24</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3581-42.png?v=1784703160</image:loc>
      <image:title>Buret, Auto-Zero Class A, Acid Clear Burets, 25 mL, with Reservoir and White Graduations, Glastron, Inc., TG-18300-24</image:title>
      <image:caption>Buret, Auto-Zero Class A, Acid Clear Burets, 25 mL, with Reservoir and White Graduations, Glastron, Inc., TG-18300-24</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-auto-zero-class-a-acid-clear-burets-50-ml-with-reservoir-and-white-graduations-glastron-inc-tg-18300-25</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3581-53.png?v=1784703161</image:loc>
      <image:title>Buret, Auto-Zero Class A, Acid Clear Burets, 50 mL, with Reservoir and White Graduations, Glastron, Inc., TG-18300-25</image:title>
      <image:caption>Buret, Auto-Zero Class A, Acid Clear Burets, 50 mL, with Reservoir and White Graduations, Glastron, Inc., TG-18300-25</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/teflon-sleeve-for-29-42-joint-3-pk-ace-glass-inc-7643-10</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3581-58_5db75b50-7e57-4a55-9a66-6847703830b7.png?v=1784703162</image:loc>
      <image:title>Teflon Sleeve for 29/42 joint  3/PK, Ace Glass Inc., 7643-10</image:title>
      <image:caption>Teflon Sleeve for 29/42 joint  3/PK, Ace Glass Inc., 7643-10</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/automatic-buret-with-teflon-stopcock-class-a-amber-50-ml-glass-amk-glass-tg-18303-35</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3581-59.png?v=1784703164</image:loc>
      <image:title>Automatic Buret with Teflon Stopcock, Class A Amber, 50 mL Glass, AMK Glass, TG-18303-35</image:title>
      <image:caption>Automatic Buret with Teflon Stopcock, Class A Amber, 50 mL Glass, AMK Glass, TG-18303-35</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-automatic-self-zeroing-class-a-100-ml-with-glass-stopcock-bottle-and-rubber-bulb-amk-glass-tg-18300-26</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3581-67.png?v=1784703165</image:loc>
      <image:title>Buret, Automatic, Self-zeroing, Class A, 100 mL with Glass Stopcock, Bottle and Rubber Bulb; AMK Glass, TG-18300-26</image:title>
      <image:caption>Buret, Automatic, Self-zeroing, Class A, 100 mL with Glass Stopcock, Bottle and Rubber Bulb; AMK Glass, TG-18300-26</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/automatic-buret-squeeze-o-matic-glass-with-ptfe-stopcock-10-ml-amk-glass-inc-tg-18445-1019</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3582-28.png?v=1784703167</image:loc>
      <image:title>Automatic Buret, Squeeze-O-Matic, Glass, with PTFE Stopcock, 10 mL, AMK Glass, Inc., TG-18445-1019</image:title>
      <image:caption>Automatic Buret, Squeeze-O-Matic, Glass, with PTFE Stopcock, 10 mL, AMK Glass, Inc., TG-18445-1019</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/automatic-buret-complete-squeeze-o-matic-with-glass-flask-ptfe-plug-burets-25-ml-for-use-with-1-l-glass-reservoir-amk-glass-inc-tg-18445-2523</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3582-42_4296fdca-bd49-4ff3-8f8f-7644fc220676.png?v=1784777575</image:loc>
      <image:title>Automatic Buret, Complete, Squeeze-O-Matic with Glass Flask, PTFE Plug Burets, 25 mL, for Use with 1 L Glass Reservoir, AMK Glass, Inc. TG-18445-2523</image:title>
      <image:caption>Automatic Buret, Complete, Squeeze-O-Matic with Glass Flask, PTFE Plug Burets, 25 mL, for Use with 1 L Glass Reservoir, AMK Glass, Inc. TG-18445-2523</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/automatic-buret-complete-squeeze-o-matic-with-glass-flask-tfe-plug-burets-50-ml-for-use-with1l-glass-reservoir-amk-glass-inc-tg-18445-5023</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3582-53.png?v=1784703170</image:loc>
      <image:title>Automatic Buret, Complete, Squeeze-O-Matic with Glass Flask, TFE Plug Burets, 50 mL, for use with1L Glass Reservoir, AMK Glass, Inc. TG-18445-5023</image:title>
      <image:caption>Automatic Buret, Complete, Squeeze-O-Matic with Glass Flask, TFE Plug Burets, 50 mL, for use with1L Glass Reservoir, AMK Glass, Inc. TG-18445-5023</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/s-o-m-buret-only-10-ml-with-tfe-stopcock-plug-amk-glass-inc-tg-18415-1019</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3582X-28.png?v=1784703172</image:loc>
      <image:title>S-O-M Buret Only 10 mL With TFE Stopcock Plug, AMK Glass, Inc., TG-18415-1019</image:title>
      <image:caption>S-O-M Buret Only 10 mL With TFE Stopcock Plug, AMK Glass, Inc., TG-18415-1019</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/s-o-m-buret-only-25-ml-with-tfe-stopcock-plug-amk-glass-inc-tg-18415-2523</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3582X-42.png?v=1784703173</image:loc>
      <image:title>S-O-M Buret Only 25 mL With TFE Stopcock Plug, AMK Glass, Inc., TG-18415-2523</image:title>
      <image:caption>S-O-M Buret Only 25 mL With TFE Stopcock Plug, AMK Glass, Inc., TG-18415-2523</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/s-o-m-buret-only-50-ml-with-tfe-stopcock-plug-amk-glass-inc-tg-18415-5020</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3582X-53_2970ef00-4547-4d10-84a6-acc395974bf4.png?v=1785286928</image:loc>
      <image:title>S-O-M Buret Only 50 mL With TFE Stopcock Plug, AMK Glass, Inc., TG-18415-5020</image:title>
      <image:caption>S-O-M Buret Only 50 mL With TFE Stopcock Plug, AMK Glass, Inc., TG-18415-5020</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/titrator-buret-auto-with-teflon-stopcock-self-zeroing-25-ml-sold-by-each</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3592-42.png?v=1784703178</image:loc>
      <image:title>Titrator, Buret, Auto, with Teflon Stopcock, self-zeroing, 25 mL (Sold by EACH)</image:title>
      <image:caption>Titrator, Buret, Auto, with Teflon Stopcock, self-zeroing, 25 mL (Sold by EACH)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/self-zeroing-burette-25-ml-borosilicate-glass-1000-ml-reservoir-bel-art-f37915-1025</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3592-43.png?v=1784703179</image:loc>
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      <image:caption>Self-Zeroing Burette, 25 mL Borosilicate Glass, 1000 mL Reservoir, Bel-Art, F37915-1025</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/burkle-9695-1025-titrating-burette-automatic-borosilicate-glass-25-ml</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Burkle 9695-1025 Titrating Burette Automatic, Borosilicate Glass; 25 ml</image:title>
      <image:caption>Burkle 9695-1025 Titrating Burette Automatic, Borosilicate Glass; 25 ml</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-squeeze-o-matic-10-ml-withteflon-plug-base-and-500-ml-polyethylene-bottle-amk-glass-inc-tg-18435-1016</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3593-29.png?v=1784703182</image:loc>
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      <image:caption>Buret, Squeeze-O-Matic, 10 mL, withTeflon Plug, Base, and 500 mL Polyethylene Bottle, AMK Glass, Inc., TG-18435-1016</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/s-o-m-replacement-cap-o-ring-insert-for-polyethylene-reservoir-bottles-amk-glass-inc-tg-18507-109</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3593-30_4fb8b612-218c-437b-b711-01cf8d4585a2.png?v=1784703184</image:loc>
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      <image:caption>S-O-M Replacement Cap, O-Ring &amp; Insert for Polyethylene Reservoir Bottles, AMK Glass, Inc., TG-18507-109</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-reservoir-bottle-16-oz-500-ml-amk-glass-inc-tg-18500-0500</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3593-35.png?v=1784703186</image:loc>
      <image:title>Buret Reservoir Bottle, 16 oz. (500 mL), AMK Glass, Inc., TG-18500-0500</image:title>
      <image:caption>Buret Reservoir Bottle, 16 oz. (500 mL), AMK Glass, Inc., TG-18500-0500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/automatic-buret-25-ml-squeeze-o-matic-s-o-m-glass-buret-with-glass-stopcock-complete-500-ml-poly-bottle-amk-glass-tg-18430-2516</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3593-42.png?v=1784703187</image:loc>
      <image:title>Automatic Buret, 25 mL Squeeze-O-Matic (S-O-M), Glass Buret with Glass Stopcock, Complete 500 mL Poly Bottle, AMK Glass, TG-18430-2516</image:title>
      <image:caption>Automatic Buret, 25 mL Squeeze-O-Matic (S-O-M), Glass Buret with Glass Stopcock, Complete 500 mL Poly Bottle, AMK Glass, TG-18430-2516</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-ldpe-with-buttress-cap-1000-ml-32-oz-bel-art-products-f10611-0032</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3593-46.png?v=1784703188</image:loc>
      <image:title>Bottle, LDPE, with Buttress Cap, 1000 mL (32 oz.), Bel Art Products, F10611-0032</image:title>
      <image:caption>Bottle, LDPE, with Buttress Cap, 1000 mL (32 oz.), Bel Art Products, F10611-0032</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-buret-kit-self-zeroing-includes-1000-ml-squeeze-bottle-4-feet-of-clear-flexible-tubing-polypropylene-fill-tube-and-adapter-3645-2550</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3594-01_81521e93-5cb4-4d31-a954-1ca976c0c5fe.png?v=1784703190</image:loc>
      <image:title>Nalgene Buret Kit, Self-Zeroing, Includes 1000 mL Squeeze Bottle, 4 feet of Clear Flexible Tubing &amp; Polypropylene Fill-Tube and Adapter, 3645-2550.</image:title>
      <image:caption>Nalgene Buret Kit, Self-Zeroing, Includes 1000 mL Squeeze Bottle, 4 feet of Clear Flexible Tubing &amp; Polypropylene Fill-Tube and Adapter, 3645-2550.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-break-resistant-self-zeroring-buret-acrylic-10-ml-with-500-ml-reservoir-thermo-scientific-3640-0010</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3595-28.png?v=1784703191</image:loc>
      <image:title>Nalgene Break-Resistant Self-Zeroing Buret, Acrylic, 10 mL, with 500 mL Reservoir, Thermo Scientific, 3640-0010</image:title>
      <image:caption>Nalgene Break-Resistant Self-Zeroing Buret, Acrylic, 10 mL, with 500 mL Reservoir, Thermo Scientific, 3640-0010</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nalgene-break-resistant-self-zeroing-buret-25-ml-thermo-scientific-3640-0025</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3595-42_c6267cc0-3391-41dc-8b1e-2777e637de77.png?v=1784703193</image:loc>
      <image:title>Nalgene Break Resistant Self-Zeroing Buret, 25 mL, Thermo Scientific, 3640-0025</image:title>
      <image:caption>Nalgene Break Resistant Self-Zeroing Buret, 25 mL, Thermo Scientific, 3640-0025</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-holder-double-vinylized-jaws-designed-to-support-burets-from-micro-to-100-ml-in-size</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Buret Holder, Double, Vinylized Jaws, Designed to Support Burets from Micro to 100 mL in Size.</image:title>
      <image:caption>Buret Holder, Double, Vinylized Jaws, Designed to Support Burets from Micro to 100 mL in Size.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-holder-double-clburdd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3647-02_d46e7f58-e0e3-4d7e-a889-bac486bb1421.png?v=1784703196</image:loc>
      <image:title>Buret Holder, Double, CLBURDD</image:title>
      <image:caption>Buret Holder, Double, CLBURDD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-holder-kit-stainless-steel-1-in-x-7-in-x-13-in-25-mm-x-178-mm-x-330-mm</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3647-10.png?v=1784703197</image:loc>
      <image:title>Buret Holder Kit, Stainless Steel,  1 in x 7 in x 13 in (25 mm x 178 mm x 330 mm)</image:title>
      <image:caption>Buret Holder Kit, Stainless Steel,  1 in x 7 in x 13 in (25 mm x 178 mm x 330 mm)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/polypropylene-burette-clamp-single-bel-art-products-f18204-0000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3648-01.png?v=1784703198</image:loc>
      <image:title>Polypropylene Burette Clamp, Single, Bel Art Products, F18204-0000</image:title>
      <image:caption>Polypropylene Burette Clamp, Single, Bel Art Products, F18204-0000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/buret-clamp-double-polypropylene-non-corrosive-holds-buret-firmly-in-place-bushings-are-included-bel-art-f18206-0000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3648-02.png?v=1784703200</image:loc>
      <image:title>Buret Clamp, Double, Polypropylene, Non-Corrosive, Holds Buret Firmly in Place, Bushings are Included, Bel-Art, F18206-0000</image:title>
      <image:caption>Buret Clamp, Double, Polypropylene, Non-Corrosive, Holds Buret Firmly in Place, Bushings are Included, Bel-Art, F18206-0000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/burner-natural-gas-high-temperature-12810-btu-1-1-2-in-mixing-tube-diameter-8-1-2-in-high-humboldt-h-5550</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3680-01.png?v=1784703201</image:loc>
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      <image:caption>Burner, Natural Gas, High Temperature, 12810 BTU, 1-1/2 in. Mixing Tube Diameter, 8-1/2 in. High, Humboldt, H-5550</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/burner-lp-gas-high-temperature-10980-btu-1-1-2-in-mixing-tube-diameter-8-1-2-in-high-humboldt-h-5600</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-3690-01.png?v=1784703203</image:loc>
      <image:title>Burner, LP Gas, High Temperature, 10980 BTU, 1-1/2 in. Mixing Tube Diameter, 8-1/2 in. High, Humboldt, H-5600</image:title>
      <image:caption>Burner, LP Gas, High Temperature, 10980 BTU, 1-1/2 in. Mixing Tube Diameter, 8-1/2 in. High, Humboldt, H-5600</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-model-4748a-200-30509-acid-digestion-vessel</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4000-52.png?v=1784703205</image:loc>
      <image:title>Parr Model 4748A 200 30509 Acid Digestion Vessel</image:title>
      <image:caption>Parr Model 4748A 200 30509 Acid Digestion Vessel</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/replacement-ptfe-cup-with-cover-200-ml-for-model-4748a-large-capacity-acid-digestion-vessel-parr-instruments-a305ac2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4000-64.png?v=1784703206</image:loc>
      <image:title>Replacement PTFE Cup with Cover, 200 mL, for Model 4748A Large Capacity Acid Digestion Vessel, Parr Instruments, A305AC2</image:title>
      <image:caption>Replacement PTFE Cup with Cover, 200 mL, for Model 4748A Large Capacity Acid Digestion Vessel, Parr Instruments, A305AC2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/magnetic-stirrer-drive-general-purpose-for-parr-stirred-reactors-a1120hc</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4000-73_b5ac04b6-db4d-44fc-a5b3-ae3735e4c17d.png?v=1784703209</image:loc>
      <image:title>Magnetic Stirrer Drive, General Purpose, for Parr Stirred Reactors, A1120HC</image:title>
      <image:caption>Magnetic Stirrer Drive, General Purpose, for Parr Stirred Reactors, A1120HC</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/model-4750-general-purpose-reaction-vessel-non-stirred-stainless-steel-200-ml-two-head-openings-a-socket-and-1-8-in-npt-with-thermocouple-maximum-pressure-of-3000-psi-200-bar-parr-instruments-4750-200ml-t-ss-a-1-8-3000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4000-85.png?v=1784703210</image:loc>
      <image:title>Model 4750 General Purpose Reaction Vessel, Non-Stirred, Stainless Steel, 200 mL, Two Head Openings (A Socket and 1/8 in. NPT with Thermocouple) Maximum Pressure of 3000 psi (200 Bar), Parr Instruments, 4750-200ML-T-SS-A&amp;1/8-3000</image:title>
      <image:caption>Model 4750 General Purpose Reaction Vessel, Non-Stirred, Stainless Steel, 200 mL, Two Head Openings (A Socket and 1/8 in. NPT with Thermocouple) Maximum Pressure of 3000 psi (200 Bar), Parr Instruments, 4750-200ML-T-SS-A&amp;1/8-3000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/gage-block-assembly-with-0-to-3000-psi-gage-stainless-steel-parr-instruments-4310-a-3000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4000-86_45649a3a-6b8c-4c4b-a572-1153db265988.png?v=1784703212</image:loc>
      <image:title>Gage Block Assembly, with 0 to 3000 psi Gage, Stainless Steel, Parr Instruments, 4310-A-3000</image:title>
      <image:caption>Gage Block Assembly, with 0 to 3000 psi Gage, Stainless Steel, Parr Instruments, 4310-A-3000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/benchtop-stand-assembly-with-heater-115-v-parr-instruments-4750-bts</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4000-87.png?v=1784703213</image:loc>
      <image:title>Benchtop Stand Assembly with Heater, 115 V, Parr Instruments, 4750-BTS</image:title>
      <image:caption>Benchtop Stand Assembly with Heater, 115 V, Parr Instruments, 4750-BTS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/model-4838-reactor-controller-115-v-parr-instruments-4838eb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4000-88.png?v=1784703215</image:loc>
      <image:title>Model 4838 Reactor Controller, 115 V, Parr Instruments, 4838EB</image:title>
      <image:caption>Model 4838 Reactor Controller, 115 V, Parr Instruments, 4838EB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/high-pressure-compact-laboratory-hpcl-reactor-115v-300-ml-parr-instruments-5521-t-m-ss-115-vs-3000-cl-abh-4848</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4001-02.png?v=1784703219</image:loc>
      <image:title>High Pressure Compact Laboratory (HPCL) Reactor, 115V, 300 mL, Parr Instruments, 5521-T-M-(SS)-115-VS-3000-CL-ABH-4848</image:title>
      <image:caption>High Pressure Compact Laboratory (HPCL) Reactor, 115V, 300 mL, Parr Instruments, 5521-T-M-(SS)-115-VS-3000-CL-ABH-4848</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/detonation-calorimeter-parr-instrument-company-6790</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4056-01.png?v=1784703221</image:loc>
      <image:title>Detonation Calorimeter, Parr Instrument Company, 6790</image:title>
      <image:caption>Detonation Calorimeter, Parr Instrument Company, 6790</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/compensated-calorimeter-expanded-system-115-vac-parr-6052ea</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4057-01.png?v=1784703222</image:loc>
      <image:title>Compensated Calorimeter Expanded System 115 VAC, PARR 6052EA</image:title>
      <image:caption>Compensated Calorimeter Expanded System 115 VAC, PARR 6052EA</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/compensated-calorimeter-expanded-system-230-vac-parr-6052ef</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4057-02_3aebf4d7-1d3d-4999-b952-68a89cac163c.png?v=1784703224</image:loc>
      <image:title>Compensated Calorimeter Expanded System 230 VAC, PARR 6052EF</image:title>
      <image:caption>Compensated Calorimeter Expanded System 230 VAC, PARR 6052EF</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/compensated-calorimeter-expanded-system-for-chlorine-service-115-vac-parr-6052clea</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4057-03_2419e985-6bfe-43fe-b970-3aba56cb9aa0.png?v=1784703225</image:loc>
      <image:title>Compensated Calorimeter Expanded System for Chlorine Service, 115 VAC, Parr 6052CLEA</image:title>
      <image:caption>Compensated Calorimeter Expanded System for Chlorine Service, 115 VAC, Parr 6052CLEA</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/compensated-calorimeter-expanded-system-for-chlorine-service-230-vac-parr-6052clef</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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      <image:caption>Parr A1279DD Controller Assembly</image:caption>
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      <image:caption>Heat Sink Resistor Assembly for 6510 Water Handling System, Parr Instrument, A1871E</image:caption>
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      <image:caption>Wiring Harness for PARR 6200 Calorimeter, PARR A1573E3</image:caption>
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      <image:title>Stirrer Shaft for Parr 6200 Calorimeter, Parr Instrument Company, 1283DD2</image:title>
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      <image:caption>Parr Isoperibol Expanded Calorimeter System 6220CLEA, 115 V, for Resistance to Chlorinated Samples</image:caption>
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      <image:title>I/O Board for Parr 6300 Calorimeters, Parr Instrument Company, A2140E</image:title>
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      <image:caption>Digital Wide Range Refractometer for nD 1.3330 to 1.5300 and Brix 0.0-90.0%, MDX-102, VEE GEE Scientific, 48102</image:caption>
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      <image:caption>Digital Refractometer for Sugars: Dextran/Fructose/Glucose/Lactose/Maltose/Sucrose, MDX-103, VEE GEE Scientific, 48103</image:caption>
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      <image:caption>Digital Refractometer for NaCl %/NaCl ppt/Specific Gravity/Refractive Index (nD), MDX-201, VEE GEE Scientific, 48201</image:caption>
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      <image:caption>Digital Refractometer for Seawater (Salinity)/Chlorinity/Specific Gravity /Refractive Index (nD), MDX-202, VEE GEE Scientific, 48202</image:caption>
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  <url>
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      <image:title>Digital Refractometer for Honey: Brix, Water, Baume (Be), Refractive Index (nD), MDX-301, VEE GEE Scientific, 48301</image:title>
      <image:caption>Digital Refractometer for Honey: Brix, Water, Baume (Be), Refractive Index (nD), MDX-301, VEE GEE Scientific, 48301</image:caption>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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    <image:image>
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      <image:title>Digital Refractometer for Wine: Brix/Probable Alcohol (PA)/Oechsle/KMV (Babo), MDX-401, VEE GEE Scientific, 48401</image:title>
      <image:caption>Digital Refractometer for Wine: Brix/Probable Alcohol (PA)/Oechsle/KMV (Babo), MDX-401, VEE GEE Scientific, 48401</image:caption>
    </image:image>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:title>Digital Refractometer for DEF/Battery: DEF(Urea)/Refractive Index/Battery Acid, MDX-602, VEE GEE Scientific, 48602</image:title>
      <image:caption>Digital Refractometer for DEF/Battery: DEF(Urea)/Refractive Index/Battery Acid, MDX-602, VEE GEE Scientific, 48602</image:caption>
    </image:image>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:title>Digital Refractometer for Glycol-Degrees C/F: EG or PG % v/v or Freeze Point, MDX-603, VEE GEE Scientific, 48603</image:title>
      <image:caption>Digital Refractometer for Glycol-Degrees C/F: EG or PG % v/v or Freeze Point, MDX-603, VEE GEE Scientific, 48603</image:caption>
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      <image:caption>Rinse Container Assembly, for 1281 &amp; 6300, Parr  A1050DD</image:caption>
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    <image:image>
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      <image:title>Printer Paper for 1757 and 1758 Printers, Parr 334C</image:title>
      <image:caption>Printer Paper for 1757 and 1758 Printers, Parr 334C</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/printer-ribbon-for-1757-and-1758-printers-parr-335c</loc>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Printer Ribbon for 1757 and 1758 Printers, Parr 335C</image:title>
      <image:caption>Printer Ribbon for 1757 and 1758 Printers, Parr 335C</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/parr-model-1138-oxygen-bomb-for-model-6440-calorimeter</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-18_3226beeb-0224-49f1-9be7-99515ad7a2fe.png?v=1784703409</image:loc>
      <image:title>Parr Model 1138 Oxygen Bomb for Model 6440 Calorimeter</image:title>
      <image:caption>Parr Model 1138 Oxygen Bomb for Model 6440 Calorimeter</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/filter-bomb-wash-for-6400-parr-a1271dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Filter, Bomb Wash, for 6400, Parr A1271DD</image:title>
      <image:caption>Filter, Bomb Wash, for 6400, Parr A1271DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/water-solenoid-assembly-parr-a1252dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-22.png?v=1784703412</image:loc>
      <image:title>Water Solenoid Assembly, Parr A1252DD</image:title>
      <image:caption>Water Solenoid Assembly, Parr A1252DD</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/water-level-assembly-for-parr-6300-calorimeter-parr-instruments-a1260dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-23.png?v=1784703414</image:loc>
      <image:title>Water Level Assembly for Parr 6300 Calorimeter, Parr Instruments, A1260DD</image:title>
      <image:caption>Water Level Assembly for Parr 6300 Calorimeter, Parr Instruments, A1260DD</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/timing-belt-for-6100-6200-6300-6400-parr-1241dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-24_868bbef9-d3d0-46f8-9340-90261199266f.png?v=1784703415</image:loc>
      <image:title>Timing Belt, for 6100, 6200, 6300 &amp; 6400, Parr 1241DD</image:title>
      <image:caption>Timing Belt, for 6100, 6200, 6300 &amp; 6400, Parr 1241DD</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/stylus-lcd-for-use-with-1802e-for-6100-6300-parr-1344dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-27_28fc0e0c-56c2-48c3-8e2f-aa6ea38774e0.png?v=1784703417</image:loc>
      <image:title>Stylus, LCD, for Use with 1802E, for 6100 &amp; 6300, Parr 1344DD</image:title>
      <image:caption>Stylus, LCD, for Use with 1802E, for 6100 &amp; 6300, Parr 1344DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/heater-120-vac-for-6300-6400-calorimeter-parr-a1275ddeb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-28.png?v=1784703418</image:loc>
      <image:title>Heater, 120 Vac, for 6300/6400 Calorimeter, Parr A1275DDEB</image:title>
      <image:caption>Heater, 120 Vac, for 6300/6400 Calorimeter, Parr A1275DDEB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/water-regulator-assembly-for-1281-6300-calorimeter-parr-a1257dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-29.png?v=1784703420</image:loc>
      <image:title>Water Regulator Assembly, for 1281 &amp; 6300 Calorimeter, Parr A1257DD</image:title>
      <image:caption>Water Regulator Assembly, for 1281 &amp; 6300 Calorimeter, Parr A1257DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pump-for-calorimeter-115-vac-parr-a1254ddeb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-30.png?v=1784703421</image:loc>
      <image:title>Pump for Calorimeter, 115 Vac, Parr A1254DDEB</image:title>
      <image:caption>Pump for Calorimeter, 115 Vac, Parr A1254DDEB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/divert-valve-assembly-parra1274dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-31.png?v=1784703423</image:loc>
      <image:title>Divert Valve Assembly, ParrA1274DD</image:title>
      <image:caption>Divert Valve Assembly, ParrA1274DD</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/circulating-pump-assembly-for-parr-6300-calorimeter-a1311ddeb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-32_2dd1805e-51e3-4ed8-9931-1d32acaa7ead.png?v=1784703424</image:loc>
      <image:title>Circulating Pump Assembly for Parr 6300 Calorimeter, A1311DDEB</image:title>
      <image:caption>Circulating Pump Assembly for Parr 6300 Calorimeter, A1311DDEB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oxygen-solenoid-assembly-for-6100-6200-calorimeter-parr-a1278dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-33.png?v=1784703426</image:loc>
      <image:title>Oxygen Solenoid Assembly for 6100/6200 Calorimeter, Parr A1278DD</image:title>
      <image:caption>Oxygen Solenoid Assembly for 6100/6200 Calorimeter, Parr A1278DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cold-water-soleniod-assembly-for-1281-6300-calorimeter-parr-a1276dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-34_373d7d7e-039e-4548-a4db-b431249479ae.png?v=1785286935</image:loc>
      <image:title>Cold Water Soleniod Assembly, for 1281 &amp; 6300 Calorimeter, Parr A1276DD</image:title>
      <image:caption>Cold Water Soleniod Assembly, for 1281 &amp; 6300 Calorimeter, Parr A1276DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bucket-thermistor-for-6100-6200-parr-1417e2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-35.png?v=1784703429</image:loc>
      <image:title>Bucket Thermistor for 6100 &amp; 6200, Parr 1417E2</image:title>
      <image:caption>Bucket Thermistor for 6100 &amp; 6200, Parr 1417E2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/connector-male-1-8-nptm-t-bt-nylon-parr-538vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-36.png?v=1784703430</image:loc>
      <image:title>Connector, Male 1/8 NPTM-T-BT, Nylon, PARR 538VB</image:title>
      <image:caption>Connector, Male 1/8 NPTM-T-BT, Nylon, PARR 538VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/latch-mounting-bracket-for-1281-6300-calorimeter-parr-1319dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-37.png?v=1784703432</image:loc>
      <image:title>Latch Mounting Bracket, for 1281 &amp; 6300 Calorimeter, Parr Instrument Company, 1319DD</image:title>
      <image:caption>Latch Mounting Bracket, for 1281 &amp; 6300 Calorimeter, Parr Instrument Company, 1319DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ignition-thread-pre-cut-for-6300-6400-package-of-1000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-38_5b85e095-1d69-4bc9-a06f-29eee17fb3b9.png?v=1784923506</image:loc>
      <image:title>Ignition Thread, Pre-Cut, for 6300 &amp; 6400 (Package of 1000)</image:title>
      <image:caption>Ignition Thread, Pre-Cut, for 6300 &amp; 6400 (Package of 1000)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/touch-screen-protector-for-parr-6300-and-6400-calorimeters1889e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-41.png?v=1784703435</image:loc>
      <image:title>Touch Screen Protector for PARR 6300 and 6400 Calorimeters1889E</image:title>
      <image:caption>Touch Screen Protector for PARR 6300 and 6400 Calorimeters1889E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/propellor-assembly-stirrer-parr-instrument-a1255dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-42.png?v=1784703436</image:loc>
      <image:title>Propellor Assembly, Stirrer, Parr Instrument, A1255DD</image:title>
      <image:caption>Propellor Assembly, Stirrer, Parr Instrument, A1255DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/gasket-air-can-for-1281-6300-calorimeter-parr-1235dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-43.png?v=1784703438</image:loc>
      <image:title>Gasket, Air Can, for 1281 &amp; 6300 Calorimeter, Parr 1235DD</image:title>
      <image:caption>Gasket, Air Can, for 1281 &amp; 6300 Calorimeter, Parr 1235DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pump-assembly-circulating-230-v-for-model-6300-water-system-parr-instrument-a1254ddee</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-45.png?v=1784703439</image:loc>
      <image:title>Pump Assembly Circulating, 230 V for Model 6300 Water System, Parr Instrument, A1254DDEE</image:title>
      <image:caption>Pump Assembly Circulating, 230 V for Model 6300 Water System, Parr Instrument, A1254DDEE</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/water-regulator-for-parr-6300-calorimeter-water-regulatory-assembly-parr-instruments-1244dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-47.png?v=1784703441</image:loc>
      <image:title>Water Regulator for Parr 6300 Calorimeter Water Regulatory Assembly, Parr Instruments, 1244DD</image:title>
      <image:caption>Water Regulator for Parr 6300 Calorimeter Water Regulatory Assembly, Parr Instruments, 1244DD</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-48_101890fa-98ec-416f-8d5d-5d5e1e59b4bc.png?v=1784703442</image:loc>
      <image:title>Stirring Motor Timing Pulley without Lip, for  6300/6400 PARR Calorimeters, PARR 1242DD2</image:title>
      <image:caption>Stirring Motor Timing Pulley without Lip, for  6300/6400 PARR Calorimeters, PARR 1242DD2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stirrer-motor-for-6100-6200-parr-a1268dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-49_b937e6ba-cd64-4d37-8fe9-76ddb703ae97.png?v=1785286936</image:loc>
      <image:title>Stirrer Motor, for 6100 &amp; 6200, Parr A1268DD</image:title>
      <image:caption>Stirrer Motor, for 6100 &amp; 6200, Parr A1268DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bomb-release-kit-for-1281-calorimeter-parr-a1163dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-50.png?v=1784703445</image:loc>
      <image:title>Bomb Release Kit for 1281 Calorimeter, Parr A1163DD</image:title>
      <image:caption>Bomb Release Kit for 1281 Calorimeter, Parr A1163DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/latching-post-for-parr-calorimeters-1324dd2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-51.png?v=1784703446</image:loc>
      <image:title>Latching Post for Parr Calorimeters 1324DD2</image:title>
      <image:caption>Latching Post for Parr Calorimeters 1324DD2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oxygen-solenoid-assembly-for-6300-parr-a1251dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-52_78b0d903-d2b0-4e3e-a252-7864cd5f8a51.png?v=1784703448</image:loc>
      <image:title>Oxygen Solenoid Assembly, for 6300, Parr A1251DD</image:title>
      <image:caption>Oxygen Solenoid Assembly, for 6300, Parr A1251DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oxygen-solenoid-assembly-for-1281-6300-calorimeter-parr-1245dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-54.png?v=1784703449</image:loc>
      <image:title>Oxygen Solenoid Assembly, for 1281 &amp; 6300 Calorimeter, Parr 1245DD</image:title>
      <image:caption>Oxygen Solenoid Assembly, for 1281 &amp; 6300 Calorimeter, Parr 1245DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermister-cable-for-parr-6300-6400-calorimeters-parr-1462e2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-56_5ee9b3bf-7039-4685-ad3e-cb72ea5bf528.png?v=1784703451</image:loc>
      <image:title>Thermister Cable for PARR 6300/6400 Calorimeters, PARR 1462E2</image:title>
      <image:caption>Thermister Cable for PARR 6300/6400 Calorimeters, PARR 1462E2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/wash-pump-assembly-for-1281-6300-calorimeter-parr-a1416dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-57.png?v=1784703452</image:loc>
      <image:title>Wash Pump Assembly, for 1281 &amp; 6300 Calorimeter, Parr A1416DD</image:title>
      <image:caption>Wash Pump Assembly, for 1281 &amp; 6300 Calorimeter, Parr A1416DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stirring-timing-belt-pulley-for-6200-6300-6400-parr-1242dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-60.png?v=1784703454</image:loc>
      <image:title>Stirring Timing Belt Pulley for 6200/6300/6400, PARR 1242DD</image:title>
      <image:caption>Stirring Timing Belt Pulley for 6200/6300/6400, PARR 1242DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stirrer-hub-assembly-for-parr-6100-6200-calorimeters-parr-a1284dd2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-61.png?v=1784703455</image:loc>
      <image:title>Stirrer Hub Assembly for Parr 6100/6200 Calorimeters, Parr Instrument Company, A1284DD2</image:title>
      <image:caption>Stirrer Hub Assembly for Parr 6100/6200 Calorimeters, Parr Instrument Company, A1284DD2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/strainer-screen-t316ss-for-1138-vessel-for-6400-calorimeter-parr-a1412dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-62.png?v=1784703457</image:loc>
      <image:title>Strainer Screen, T316SS, for 1138 Vessel, For 6400 Calorimeter, Parr A1412DD</image:title>
      <image:caption>Strainer Screen, T316SS, for 1138 Vessel, For 6400 Calorimeter, Parr A1412DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/temperature-control-assembly-parr-instruments-a1289ddeb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-63.png?v=1784703458</image:loc>
      <image:title>Temperature Control Assembly, Parr Instruments, A1289DDEB</image:title>
      <image:caption>Temperature Control Assembly, Parr Instruments, A1289DDEB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cover-air-for-6300-1218dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-64.png?v=1784703459</image:loc>
      <image:title>Cover, Air for 6300 Calorimeters, Parr Instrument Company, 1218DD</image:title>
      <image:caption>Cover, Air for 6300 Calorimeters, Parr Instrument Company, 1218DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oxygen-maintenance-kit-for-a1450dd-head-for-6400-calorimeter-parr-6038</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-70.png?v=1784703461</image:loc>
      <image:title>Oxygen Maintenance Kit for A1450DD Head, for 6400 Calorimeter, Parr 6038</image:title>
      <image:caption>Oxygen Maintenance Kit for A1450DD Head, for 6400 Calorimeter, Parr 6038</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/baffle-assembly-parr-instrument-1029dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-72_abef5432-10bd-429b-926a-392c4f9e3a5d.png?v=1784703462</image:loc>
      <image:title>Baffle Assembly for Parr 6400 Series Calorimeters, Parr Instrument, 1029DD</image:title>
      <image:caption>Baffle Assembly for Parr 6400 Series Calorimeters, Parr Instrument, 1029DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/propeller-assembly-parr-a1455dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-73.png?v=1784703464</image:loc>
      <image:title>Propeller Assembly, Parr A1455DD</image:title>
      <image:caption>Propeller Assembly, Parr A1455DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/calorimeter-printer-model-1758-115-vac</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-75_3f2606a8-dde1-4c4c-a7f1-d215829a3597.png?v=1784703465</image:loc>
      <image:title>Calorimeter Printer, Model 1758, 115 Vac</image:title>
      <image:caption>Calorimeter Printer, Model 1758, 115 Vac</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/calorimeter-printer-model-1758-230-vac</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-76_56a873ab-df18-4232-b194-895deb900d8a.png?v=1784703467</image:loc>
      <image:title>Calorimeter Printer, Model 1758, 230 Vac</image:title>
      <image:caption>Calorimeter Printer, Model 1758, 230 Vac</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/top-cover-for-parr-6300-6400-parr-instruments-1219dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-78.png?v=1784703468</image:loc>
      <image:title>Top Cover for Parr 6300/6400, Parr Instruments, 1219DD</image:title>
      <image:caption>Top Cover for Parr 6300/6400, Parr Instruments, 1219DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cylinder-oxygen-vessel-for-1138-vessel-for-6400-calorimeter</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-84_ff416d22-4747-48c2-9b6b-27b52d13efe4.png?v=1784703470</image:loc>
      <image:title>Cylinder, Oxygen Vessel, for 1138 Vessel, for 6400 Calorimeter</image:title>
      <image:caption>Cylinder, Oxygen Vessel, for 1138 Vessel, for 6400 Calorimeter</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/fuse-15-amp-parr-instrument-139e23</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-89.png?v=1784703471</image:loc>
      <image:title>Fuse, 15 Amp, Parr Instrument, 139E23</image:title>
      <image:caption>Fuse, 15 Amp, Parr Instrument, 139E23</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chiller-assembly-parr-instruments-a325hw</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-91.png?v=1784703473</image:loc>
      <image:title>Chiller Assembly, Parr Instruments, A325HW</image:title>
      <image:caption>Chiller Assembly, Parr Instruments, A325HW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/set-screw-for-timing-belt-pulley-parr-6200-6300-6400-calorimeters-parr-1242ddf</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4064-98.png?v=1784703474</image:loc>
      <image:title>Set Screw for Timing Belt Pulley, Parr 6200/6300/6400 Calorimeters, Parr Instrument Company, 1242DDF</image:title>
      <image:caption>Set Screw for Timing Belt Pulley, Parr 6200/6300/6400 Calorimeters, Parr Instrument Company, 1242DDF</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-6725ea-semimicro-calorimeter-with-1107-22ml-oxygen-bomb-115-v-50-60-hz-shown-with-parr-6772-precision-thermometer</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4065-02.png?v=1784703476</image:loc>
      <image:title>Parr 6725EA SemiMicro Calorimeter, With 1107/22ml Oxygen Bomb, 115 V/50-60 Hz  Shown with Parr 6772 Precision Thermometer</image:title>
      <image:caption>Parr 6725EA SemiMicro Calorimeter, With 1107/22ml Oxygen Bomb, 115 V/50-60 Hz  Shown with Parr 6772 Precision Thermometer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-a895dd-spare-bomb-head-assembly-for-model-6300-calorimeter-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4066-08_e63f6ba6-1a83-473f-ac10-f742d0b7445b.png?v=1784703477</image:loc>
      <image:title>Parr A895DD, Spare Bomb Head Assembly for Model 6300 Calorimeter [REPRESENTATIVE IMAGE]</image:title>
      <image:caption>Parr A895DD, Spare Bomb Head Assembly for Model 6300 Calorimeter [REPRESENTATIVE IMAGE]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/spare-bomb-vessel-for-1281-6300-calorimeter-parr-1136</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4066-09_e4b62c14-34cb-4262-a9d4-83c795ff9a09.png?v=1784703478</image:loc>
      <image:title>Spare Bomb/Vessel for 1281/6300 Calorimeter, Parr 1136</image:title>
      <image:caption>Spare Bomb/Vessel for 1281/6300 Calorimeter, Parr 1136</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-kit-for-1281-6300-head-assembly</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4066-17.png?v=1784703480</image:loc>
      <image:title>O&apos;Ring Kit for 1281 &amp; 6300 Head Assembly, Parr Instrument Company</image:title>
      <image:caption>O&apos;Ring Kit for 1281 &amp; 6300 Head Assembly, Parr Instrument Company</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-kit-for-1281-6300</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4066-18.png?v=1784703482</image:loc>
      <image:title>O&apos;Ring Kit, for 1281 &amp; 6300, Parr Instrument Company</image:title>
      <image:caption>O&apos;Ring Kit, for 1281 &amp; 6300, Parr Instrument Company</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-model-1138cl-oxygen-bomb-for-chlorine-calorimeter</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4066-19.png?v=1784703483</image:loc>
      <image:title>Parr Model 1138CL Oxygen Bomb for Chlorine Calorimeter</image:title>
      <image:caption>Parr Model 1138CL Oxygen Bomb for Chlorine Calorimeter</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/maintenance-kit-500-firings-parts-1136-38-cl-oxygen-vessels-with-a895dd-head-style-parr-instruments-6036</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4066-25.png?v=1784703484</image:loc>
      <image:title>Maintenance Kit, 500 Firings Parts 1136/38/CL Oxygen Vessels with A895DD Head Style, Parr Instruments, 6036</image:title>
      <image:caption>Maintenance Kit, 500 Firings Parts 1136/38/CL Oxygen Vessels with A895DD Head Style, Parr Instruments, 6036</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/diffuser-water-for-1281-6300-parr-645dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-01_72434e5d-05b1-4985-bd48-146e06cb634c.png?v=1785286938</image:loc>
      <image:title>Diffuser, Water, for 1281 &amp; 6300, Parr 645DD</image:title>
      <image:caption>Diffuser, Water, for 1281 &amp; 6300, Parr 645DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/water-diffuser-for-c20-parr-instruments-645dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-02.png?v=1784703487</image:loc>
      <image:title>Water Diffuser for C20, Parr Instruments, 645DD</image:title>
      <image:caption>Water Diffuser for C20, Parr Instruments, 645DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/capacitor-for-1271-1281-6100-6200-6300-parr-897e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-115.png?v=1784703489</image:loc>
      <image:title>Capacitor, for 1271, 1281, 6100, 6200 &amp; 6300, Parr 897E</image:title>
      <image:caption>Capacitor, for 1271, 1281, 6100, 6200 &amp; 6300, Parr 897E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/holder-capsule-for-1136-for-1281-6300-6400-parr-906dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-12.png?v=1785286939</image:loc>
      <image:title>Holder, Capsule, for 1136, for 1281, 6300 &amp; 6400, Parr  906DD</image:title>
      <image:caption>Holder, Capsule, for 1136, for 1281, 6300 &amp; 6400, Parr  906DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/connector-male-1-8-t-x-1-16-npt-brass-parr-344vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-122.png?v=1784703492</image:loc>
      <image:title>Connector, Male  1/8 T x 1/16 NPT Brass, Parr Instrument Company, 344VB</image:title>
      <image:caption>Connector, Male  1/8 T x 1/16 NPT Brass, Parr Instrument Company, 344VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/connector-male-1-4-t-x-1-8-npt-parr-a92hwad</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-123.png?v=1784703493</image:loc>
      <image:title>Connector , Male, 1/4 T x 1/8 NPT, PARR A92HWAD</image:title>
      <image:caption>Connector , Male, 1/4 T x 1/8 NPT, PARR A92HWAD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/snap-ring-0-750-in-housing-for-6300-parr-1137dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-124.png?v=1784703495</image:loc>
      <image:title>Snap Ring, 0.750 in. Housing, for 6300, Parr 1137DD</image:title>
      <image:caption>Snap Ring, 0.750 in. Housing, for 6300, Parr 1137DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-1-2-in-i-d-x-1-16-in-for-6300-parr-1138dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-125_4b2bcc30-eb78-4e61-af55-7487579227e8.png?v=1784703496</image:loc>
      <image:title>O&apos;Ring, 1/2 in. I.D. X 1/16 in., for 6300, Parr 1138DD</image:title>
      <image:caption>O&apos;Ring, 1/2 in. I.D. X 1/16 in., for 6300, Parr 1138DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/insert-cylinder-t316-for-1281-6300-parr-1139dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-126.png?v=1784703498</image:loc>
      <image:title>Insert, Cylinder T316, for 1281 &amp; 6300, Parr 1139DD</image:title>
      <image:caption>Insert, Cylinder T316, for 1281 &amp; 6300, Parr 1139DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/spacer-t316ss-for-1281-calorimeter-parr-1141dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-127_cfd2ec2b-0390-42fb-9eb4-327eac064fbd.png?v=1784703499</image:loc>
      <image:title>Spacer, T316SS, for 1281 Calorimeter, Parr 1141DD</image:title>
      <image:caption>Spacer, T316SS, for 1281 Calorimeter, Parr 1141DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/o-ring-0-614-id-x-0-070-cs-nbr-for-1281-6300-calorimeter-parr-1143dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-128_52006d03-d49e-4604-85a5-d4bfd22d475e.png?v=1784703500</image:loc>
      <image:title>O&apos; Ring, 0.614 ID x 0.070 CS NBR, for 1281 &amp; 6300 Calorimeter, Parr 1143DD</image:title>
      <image:caption>O&apos; Ring, 0.614 ID x 0.070 CS NBR, for 1281 &amp; 6300 Calorimeter, Parr 1143DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/check-valve-head-for-1281-6300-parr-907dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-13.png?v=1784703502</image:loc>
      <image:title>Check Valve, Head, for 1281 &amp; 6300, Parr 907DD</image:title>
      <image:caption>Check Valve, Head, for 1281 &amp; 6300, Parr 907DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/waste-tube-assembly-parr-instrument-a1006dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-132.png?v=1784703504</image:loc>
      <image:title>Waste Tube Assembly, Parr Instrument, A1006DD</image:title>
      <image:caption>Waste Tube Assembly, Parr Instrument, A1006DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/motor-cable-assembly-for-1281-6300-calorimeter-parr-1145dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-135.png?v=1784703505</image:loc>
      <image:title>Motor Cable Assembly, for 1281 &amp; 6300 Calorimeter, Parr 1145DD.</image:title>
      <image:caption>Motor Cable Assembly, for 1281 &amp; 6300 Calorimeter, Parr 1145DD.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-500-ml-with-cap-hdpe-1053dd-for-use-with-parr-6300-calorimeter</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Bottle, 500 mL with Cap, HDPE,  1053DD for Use with Parr 6300 Calorimeter</image:caption>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Retaining Ring for Air Can Assembly, Stainless Steel, PARR 6300 Calorimeter, PARR 970DD</image:caption>
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  <url>
    <loc>https://preiser.com/products/elbow-male-1-8-in-brass-for-parr-calorimeters-parr-376vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Elbow, Male,  1/8 in. Brass, for PARR Calorimeters, PARR 376VB</image:caption>
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  <url>
    <loc>https://preiser.com/products/cable-clip-3-16-in-adhesive-clamp-for-1281-6300-calorimeter-parr-331f</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Cable Clip, 3/16 in. Adhesive Clamp, for 1281 &amp; 6300 Calorimeter, Parr 331F</image:caption>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Shaft, Stirrer, for 1281 &amp; 6300 Calorimeter, Parr Instrument Company, 1030DD</image:caption>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Bushing, 0.125 I.D., Parr Instrument, 1021DD</image:caption>
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  <url>
    <loc>https://preiser.com/products/oring-3-8-in-i-d-x-1-16-in-for-1281-6300-parr-394hc</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>O&apos;Ring, 3/8 in. I.D. X 1/16 in., for 1281 &amp; 6300, Parr 394HC</image:title>
      <image:caption>O&apos;Ring, 3/8 in. I.D. X 1/16 in., for 1281 &amp; 6300, Parr 394HC</image:caption>
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  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-151.png?v=1784703517</image:loc>
      <image:title>Snap Ring, Parr Instruments, 989DD</image:title>
      <image:caption>Snap Ring, Parr Instruments, 989DD</image:caption>
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  <url>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-152.png?v=1784703518</image:loc>
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      <image:caption>Hex Nut, 6-32 18-8 SS, Parr Instrument, SN1332HX</image:caption>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Contact Pin Block, Parr, 987DD</image:caption>
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  <url>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Tubing, Polyurethane, for Water Handling System, 1/4 in. I.D. x 1/16  in. Wall x 120 in.Length/PK, JU0038TB062A</image:caption>
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  <url>
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    <changefreq>daily</changefreq>
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      <image:caption>O&apos;Ring, 1/8 in. I.D. X 1/16 in., for 1281 &amp; 6300, Parr 1374HCJV</image:caption>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Adapter, Bomb Cap, Parr Instrument Company, 1453DD</image:caption>
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  <url>
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    <changefreq>daily</changefreq>
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      <image:caption>Screw for Parr Oxygen Bombs, Parr Instrument Company, SA1632FT06</image:caption>
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  <url>
    <loc>https://preiser.com/products/air-can-assembly-for-parr-1281-and-6300-calorimeters-parr-a960dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Air Can Assembly for Parr 1281 and 6300 Calorimeters, Parr Instrument Company, A960DD</image:caption>
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  <url>
    <loc>https://preiser.com/products/tube-assembly-bucket-soldered-parr-instrument-a940dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Tube Assembly, Bucket, Soldered, Parr Instrument, A940DD</image:caption>
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  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Rinse Assembly Cap, for 1281 &amp; 6300 Calorimeter, Parr 1052DD</image:title>
      <image:caption>Rinse Assembly Cap, for 1281 &amp; 6300 Calorimeter, Parr 1052DD</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/power-supply-24-v-for-1281-6300-calorimeter-parr-1795e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Power Supply, 24 V, for 1281 &amp; 6300 Calorimeter, Parr Instrument Company, 1795E</image:caption>
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  <url>
    <loc>https://preiser.com/products/quad-ring-for-1136-for-1281-6300-parr-1081dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Quad Ring, for 1136, for 1281 &amp; 6300, Parr 1081DD</image:title>
      <image:caption>Quad Ring, for 1136, for 1281 &amp; 6300, Parr 1081DD</image:caption>
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  <url>
    <loc>https://preiser.com/products/container-polypropylene-10-l-foldable-parr-instrument-231c2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Container, Polypropylene, 10 L, Foldable, Parr Instrument, 231C2</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/pressure-switch-60psi-parr-2099e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Pressure Switch, 60psi, Parr 2099E</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/pin-anti-rotator-parr-instrument-1129dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Pin, Anti-Rotator, Parr Instrument, 1129DD</image:caption>
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  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Plunger Knob Assembly for Series 6300 and 6400 Calorimeters, A1400DD</image:title>
      <image:caption>Plunger Knob Assembly for Series 6300 and 6400 Calorimeters, A1400DD</image:caption>
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  <url>
    <loc>https://preiser.com/products/connector-barb-3-8-in-t-3-8-parr-instruments-219hw</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Connector, Barb 3/8 in. T - 3/8, Parr Instruments, 219HW</image:caption>
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  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Insulated Electrode with Set Screw for 1108P/A416A5, PARR 1095DD3</image:title>
      <image:caption>Insulated Electrode with Set Screw for 1108P/A416A5, PARR 1095DD3</image:caption>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Chlorine Resistant Electrode, Parr Instruments, 1094DDCH</image:caption>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:title>Latch Block, Parr Instrument Company, 1396DD</image:title>
      <image:caption>Latch Block, Parr Instrument Company, 1396DD</image:caption>
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  <url>
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    <changefreq>daily</changefreq>
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      <image:caption>O&apos;Ring, 1/4 in. I.D. X 3/32 in., for 1281, 6300 &amp; 6400, Parr 944DD</image:caption>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>O&apos;Ring, 1/2 in. I.D. X 1/8 in., for 1281 &amp; 6300, Parr 969DD</image:title>
      <image:caption>O&apos;Ring, 1/2 in. I.D. X 1/8 in., for 1281 &amp; 6300, Parr 969DD</image:caption>
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  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>O&apos;Ring, 1/4 in. I.D. X 1/16 in., for 1281 &amp; 6300, Parr 357HCJB</image:title>
      <image:caption>O&apos;Ring, 1/4 in. I.D. X 1/16 in., for 1281 &amp; 6300, Parr 357HCJB</image:caption>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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  <url>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-26.png?v=1784703556</image:loc>
      <image:title>Retainer, T316SS, for Oxygen Vessel, Parr 925DD</image:title>
      <image:caption>Retainer, T316SS, for Oxygen Vessel, Parr 925DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/wedge-bucket-for-parr-air-can-assembly-a1264dd-parr-instruments-941dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-28.png?v=1784703558</image:loc>
      <image:title>Wedge Bucket for Parr Air Can Assembly A1264DD, Parr Instruments, 941DD</image:title>
      <image:caption>Wedge Bucket for Parr Air Can Assembly A1264DD, Parr Instruments, 941DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oxygen-fill-release-soleniod-assembly-for-1281-6300-calorimeter-parr-a1012dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-34.png?v=1784703559</image:loc>
      <image:title>Oxygen Fill/Release Soleniod Assembly, for 1281 &amp; 6300 Calorimeter, Parr A1012DD</image:title>
      <image:caption>Oxygen Fill/Release Soleniod Assembly, for 1281 &amp; 6300 Calorimeter, Parr A1012DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bomb-seal-release-solenoid-for-1281-parr-a1013dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-35.png?v=1784703561</image:loc>
      <image:title>Bomb Seal Release, Solenoid, for 1281, Parr A1013DD</image:title>
      <image:caption>Bomb Seal Release, Solenoid, for 1281, Parr A1013DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pump-motor-for-1281-parr-a1016dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-37.png?v=1784703562</image:loc>
      <image:title>Pump Motor, for 1281, Parr Instrument Company, A1016DD</image:title>
      <image:caption>Pump Motor, for 1281, Parr Instrument Company, A1016DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermistor-bucket-for-1281-6300-parr-1416e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-39.png?v=1785286943</image:loc>
      <image:title>Thermistor, Bucket, for 1281 &amp; 6300, Parr 1416E</image:title>
      <image:caption>Thermistor, Bucket, for 1281 &amp; 6300, Parr 1416E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermistor-jacket-for-1281-6200-6300-parr-1417e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-40.png?v=1784703565</image:loc>
      <image:title>Thermistor, Jacket, for 1281, 6200 &amp; 6300, Parr 1417E</image:title>
      <image:caption>Thermistor, Jacket, for 1281, 6200 &amp; 6300, Parr 1417E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/o-ring-nbr-1-1-4-inside-diameter-for-a1255dd-bucket-stirrer-assembly-parr-instruments-715hc</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-41_ca09cbac-0378-48c0-9c8a-b85f5c715419.png?v=1784703567</image:loc>
      <image:title>O-Ring NBR 1-1/4 Inside Diameter for A1255DD Bucket Stirrer Assembly, Parr Instruments, 715HC</image:title>
      <image:caption>O-Ring NBR 1-1/4 Inside Diameter for A1255DD Bucket Stirrer Assembly, Parr Instruments, 715HC</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tubing-1-4-in-od-1-ft-ea-4-ft-pk</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-43.png?v=1784703568</image:loc>
      <image:title>Tubing 1/4 in. OD, 1 ft/EA,  4 ft/PK</image:title>
      <image:caption>Tubing 1/4 in. OD, 1 ft/EA,  4 ft/PK</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ground-stud-head-for-1281-6300-parr-902dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-48.png?v=1784703569</image:loc>
      <image:title>Ground Stud, Head, for 1281 &amp; 6300, Parr 902DD</image:title>
      <image:caption>Ground Stud, Head, for 1281 &amp; 6300, Parr 902DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/spacer-air-cannister-vessel-for-1281-parr-964dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-49_9ce8a50e-f591-4949-a35f-d5c1dec82516.png?v=1784703571</image:loc>
      <image:title>Spacer / Air Canister, Vessel, for 1281, Parr Instrument Company, 964DD</image:title>
      <image:caption>Spacer / Air Canister, Vessel, for 1281, Parr Instrument Company, 964DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/screw-for-motor-of-parr-4848-reactor-parr-instruments-sa1632rd06</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-51_11a8c8df-2caa-4d63-b89c-f54890968df9.png?v=1784923513</image:loc>
      <image:title>Screw for Motor of Parr 4848 Reactor, Parr Instruments, SA1632RD06</image:title>
      <image:caption>Screw for Motor of Parr 4848 Reactor, Parr Instruments, SA1632RD06</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cylinder-bomb-release-t316ss-parr-1140dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-52_118cab98-7c54-4ec8-80c9-8747fd522b64.png?v=1784703574</image:loc>
      <image:title>Cylinder, Bomb Release, T316SS, Parr 1140DD</image:title>
      <image:caption>Cylinder, Bomb Release, T316SS, Parr 1140DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-long-for-1136-for-1281-6300-6400-parr-1094dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-55_dd757d80-4a69-460b-a919-de23b037b556.png?v=1784703575</image:loc>
      <image:title>Electrode, Long, for 1136, for 1281, 6300 &amp; 6400, Parr 1094DD</image:title>
      <image:caption>Electrode, Long, for 1136, for 1281, 6300 &amp; 6400, Parr 1094DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-for-1281-6300-6400-parr-1095dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-56_46e7518a-b788-4bab-95ce-baa2ecf2ae74.png?v=1784703576</image:loc>
      <image:title>Electrode, for 1281, 6300 &amp; 6400, Parr 1095DD</image:title>
      <image:caption>Electrode, for 1281, 6300 &amp; 6400, Parr 1095DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/screw-6-32-x-1-4-in-rhms-for-1281-6300-6400-parr-pa1332rd04</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-57_c8cbded9-ed00-429f-9670-be10ed13b582.png?v=1785286944</image:loc>
      <image:title>Screw, 6-32 X 1/4 in. RHMS, for 1281, 6300 &amp; 6400, Parr PA1332RD04</image:title>
      <image:caption>Screw, 6-32 X 1/4 in. RHMS, for 1281, 6300 &amp; 6400, Parr PA1332RD04</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/shaft-pin-release-for-1281-parr-966dd2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-58_927d065b-ca72-44cb-8081-bb5e87ee6b5e.png?v=1785286946</image:loc>
      <image:title>Shaft, Pin Release, for 1281, Parr 966DD2</image:title>
      <image:caption>Shaft, Pin Release, for 1281, Parr 966DD2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/contact-pin-parr-instrument-986dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-59.png?v=1784703581</image:loc>
      <image:title>Contact Pin, Parr Instrument, 986DD</image:title>
      <image:caption>Contact Pin, Parr Instrument, 986DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/wave-spring-50-in-outside-diameter-for-parr-6200-6300-6400-calorimeters-parr-683dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-61_94569e62-8ded-4acc-be93-3456e4188b73.png?v=1784703582</image:loc>
      <image:title>Wave Spring, 50 in. Outside Diameter for Parr 6200/6300/6400 Calorimeters, Parr Instrument Company, 683DD</image:title>
      <image:caption>Wave Spring, 50 in. Outside Diameter for Parr 6200/6300/6400 Calorimeters, Parr Instrument Company, 683DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ball-bearing-0-50-od-x-0-18-bore-for-1281-6300-calorimeter-parr-684dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-62_c0579aa9-ce3e-4f60-b08e-c73f46cad21c.png?v=1784703583</image:loc>
      <image:title>Ball Bearing, 0.50 OD x 0.18 Bore, for 1281 &amp; 6300 Calorimeter, Parr Instrument Company, 684DD</image:title>
      <image:caption>Ball Bearing, 0.50 OD x 0.18 Bore, for 1281 &amp; 6300 Calorimeter, Parr Instrument Company, 684DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/v-seal-nitrile-for-1281-6300-calorimeter-parr-690dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-63.png?v=1784703585</image:loc>
      <image:title>V- Seal, Nitrile, for 1281 &amp; 6300 Calorimeter, Parr Instrument Company, 690DD</image:title>
      <image:caption>V- Seal, Nitrile, for 1281 &amp; 6300 Calorimeter, Parr Instrument Company, 690DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/snap-ring-internal-for-a1455dd-propeller-assembly-parr-instruments-682dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-64.png?v=1784703586</image:loc>
      <image:title>Snap Ring, Internal, for A1455DD Propeller Assembly, Parr Instruments, 682DD</image:title>
      <image:caption>Snap Ring, Internal, for A1455DD Propeller Assembly, Parr Instruments, 682DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermister-seal-for-parr-6300-6400-calorimeters-parr-946dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-66_6a00f4b2-6660-4c78-866a-de183dd87cf3.png?v=1784703589</image:loc>
      <image:title>Thermister Seal for Parr 6300/6400 Calorimeters, Parr Instrument Company, 946DD</image:title>
      <image:caption>Thermister Seal for Parr 6300/6400 Calorimeters, Parr Instrument Company, 946DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/set-screw-parr-instrument-company-sa1632rd18</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-67.png?v=1784703590</image:loc>
      <image:title>Set Screw, Parr Instrument Company, SA1632RD18</image:title>
      <image:caption>Set Screw, Parr Instrument Company, SA1632RD18</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bushing-bucket-retaining-parr-instrument-company-942dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-68.png?v=1784703592</image:loc>
      <image:title>Bushing, Bucket Retaining, Parr Instrument Company, 942DD</image:title>
      <image:caption>Bushing, Bucket Retaining, Parr Instrument Company, 942DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/propeller-assembly-stirrer-for-1281-parr-a955dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-69.png?v=1784703593</image:loc>
      <image:title>Propeller Assembly, Stirrer, for 1281, Parr A955DD</image:title>
      <image:caption>Propeller Assembly, Stirrer, for 1281, Parr A955DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/magnetic-coupler-assembly-for-1281-6300-calorimeter-parr-a950dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-70.png?v=1784703595</image:loc>
      <image:title>Magnetic Coupler Assembly, for 1281 &amp; 6300 Calorimeter, Parr Instrument Company, A950DD</image:title>
      <image:caption>Magnetic Coupler Assembly, for 1281 &amp; 6300 Calorimeter, Parr Instrument Company, A950DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-insulated-for-1281-6300-6400-parr-1095dd2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-71.png?v=1784703596</image:loc>
      <image:title>Electrode, Insulated, for 1281, 6300 &amp; 6400, Parr 1095DD2</image:title>
      <image:caption>Electrode, Insulated, for 1281, 6300 &amp; 6400, Parr 1095DD2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/socket-head-cap-screw-8-32-x-3-8-for-1281-6300-calorimeter-parr-sb1632sc06l</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-74.png?v=1784703598</image:loc>
      <image:title>Socket Head Cap Screw, 8/32 x 3/8, for 1281 &amp; 6300 Calorimeter, Parr Instrument Company, SB1632SC06L.</image:title>
      <image:caption>Socket Head Cap Screw, 8/32 x 3/8, for 1281 &amp; 6300 Calorimeter, Parr Instrument Company, SB1632SC06L.</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-75.png?v=1784703599</image:loc>
      <image:title>Swagelok Union, Nylon, 1/8 x 1/8, NY-200-6</image:title>
      <image:caption>Swagelok Union, Nylon, 1/8 x 1/8, NY-200-6</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/teflon-tubing-1-8-in-o-d-x-031-in-wall-for-1281-parr-ha0012tb031</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-78_7359d391-c70b-4506-b8d7-1b4821fdd6b5.png?v=1784703601</image:loc>
      <image:title>Teflon Tubing, 1/8 in. O.D. X .031 in. Wall, for 1281, Parr Instrument Company, HA0012TB031</image:title>
      <image:caption>Teflon Tubing, 1/8 in. O.D. X .031 in. Wall, for 1281, Parr Instrument Company, HA0012TB031</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/handle-head-white-pvc-for-1136-vessel-parr-899dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-80.png?v=1784703603</image:loc>
      <image:title>Handle, Head, White PVC for 1136 Vessel, Parr Instrument Company, 899DD</image:title>
      <image:caption>Handle, Head, White PVC for 1136 Vessel, Parr Instrument Company, 899DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/adapter-for-air-can-assembly-for-parr-6300-calorimeter-parr-965dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-84.png?v=1784703606</image:loc>
      <image:title>Adapter for Air Can Assembly for Parr 6300 Calorimeter, Parr Instrument Company, 965DD</image:title>
      <image:caption>Adapter for Air Can Assembly for Parr 6300 Calorimeter, Parr Instrument Company, 965DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/seal-lid-for-1281-parr-976dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-85.png?v=1784703609</image:loc>
      <image:title>Seal, Lid, for 1281, Parr Instrument Company, 976DD</image:title>
      <image:caption>Seal, Lid, for 1281, Parr Instrument Company, 976DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/harness-assembly-power-supply-for-1281-parr-a1418e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-87.png?v=1784703610</image:loc>
      <image:title>Harness Assembly, Power Supply, for 1281, Parr Instrument Company, A1418E</image:title>
      <image:caption>Harness Assembly, Power Supply, for 1281, Parr Instrument Company, A1418E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-tubing-nylon-7-16-in-inside-diameter-x-9-16-in-outside-diameter-jt0056tb062a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-88.png?v=1784703611</image:loc>
      <image:title>Parr Tubing, Nylon 7/16 in. Inside Diameter x  9/16 in. Outside Diameter, JT0056TB062A</image:title>
      <image:caption>Parr Tubing, Nylon 7/16 in. Inside Diameter x  9/16 in. Outside Diameter, JT0056TB062A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/standoff-valve-stainless-steel-8-32-in-x-5-8-in-parr-904dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-98_a0cd96fe-aff9-463b-a0dd-f424504bfdd6.png?v=1784703612</image:loc>
      <image:title>Standoff Valve, Stainless Steel, 8/32 in. x 5/8 in., Parr 904DD</image:title>
      <image:caption>Standoff Valve, Stainless Steel, 8/32 in. x 5/8 in., Parr 904DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nut-4-40-hex-lock-for-impeller-on-stirrer-mechanism-for-6400-sn1140hlhj</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4067-99.png?v=1784703614</image:loc>
      <image:title>Nut, 4-40 Hex Lock for Impeller On Stirrer Mechanism, for 6400, SN1140HLHJ</image:title>
      <image:caption>Nut, 4-40 Hex Lock for Impeller On Stirrer Mechanism, for 6400, SN1140HLHJ</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/check-valve-pin-for-1271-6300-6400-parr-643dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-02_169b6d4d-560d-4345-aa7c-7ce101ca01f7.png?v=1784703616</image:loc>
      <image:title>Check Valve Pin, for 1271, 6300 &amp; 6400, Parr Instrument Company, 643DD</image:title>
      <image:caption>Check Valve Pin, for 1271, 6300 &amp; 6400, Parr Instrument Company, 643DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-3-4-in-i-d-x-3-32-in-for-1271-parr-644dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-03.png?v=1784703617</image:loc>
      <image:title>O&apos;Ring, 3/4 in. I.D. X 3/32 in., for 1271, Parr 644DD</image:title>
      <image:caption>O&apos;Ring, 3/4 in. I.D. X 3/32 in., for 1271, Parr 644DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/quad-ring-for-1271-6300-parr-1071dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-04.png?v=1784703619</image:loc>
      <image:title>Quad Ring, for 1271 &amp; 6300, Parr 1071DD</image:title>
      <image:caption>Quad Ring, for 1271 &amp; 6300, Parr 1071DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-5-64-in-i-d-x-1-16-in-for-1271-6300-parr-519ajv</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-05_a9d4d5db-b5d6-452a-9399-1b3423087a7f.png?v=1784923514</image:loc>
      <image:title>O&apos;Ring, 5/64 in. I.D. X 1/16 in., for 1271 &amp; 6300, Parr Instrument Company, 519AJV</image:title>
      <image:caption>O&apos;Ring, 5/64 in. I.D. X 1/16 in., for 1271 &amp; 6300, Parr Instrument Company, 519AJV</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-straight-for-1271-parr-651dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-06.png?v=1784703622</image:loc>
      <image:title>Electrode, Straight, for 1271, Parr Instrument Company, 651DD</image:title>
      <image:caption>Electrode, Straight, for 1271, Parr Instrument Company, 651DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-loop-for-1271-parr-652dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-07.png?v=1784703623</image:loc>
      <image:title>Electrode, Loop, for 1271, Parr Instrument Company, 652DD</image:title>
      <image:caption>Electrode, Loop, for 1271, Parr Instrument Company, 652DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-nut-for-1271-1281-6300-parr-653dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-08_c515b232-beb7-4a18-89a1-b5f8339f9d99.png?v=1785286947</image:loc>
      <image:title>Electrode Nut, for 1271, 1281 &amp; 6300, Parr 653DD</image:title>
      <image:caption>Electrode Nut, for 1271, 1281 &amp; 6300, Parr 653DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-washer-ceramic-for-1271-1281-6300-parr-654dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-09.png?v=1784777590</image:loc>
      <image:title>Electrode Washer, Ceramic, for 1271, 1281 &amp; 6300, Parr 654DD</image:title>
      <image:caption>Electrode Washer, Ceramic, for 1271, 1281 &amp; 6300, Parr 654DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-spacer-for-1271-1281-6300-parr-655dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-10_85a972b8-be49-4d9f-a99c-2881d126f3fa.png?v=1784703627</image:loc>
      <image:title>Electrode Spacer, for 1271, 1281 &amp; 6300, Parr 655DD</image:title>
      <image:caption>Electrode Spacer, for 1271, 1281 &amp; 6300, Parr 655DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cold-water-solenoid-assembly-for-1281-6300-calorimeter-parr-a866dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-103.png?v=1784703629</image:loc>
      <image:title>Cold Water Solenoid Assembly, for 1281 &amp; 6300 Calorimeter, Parr A866DD</image:title>
      <image:caption>Cold Water Solenoid Assembly, for 1281 &amp; 6300 Calorimeter, Parr A866DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/gears-for-pump-24-pitch-12-tooth-for-1271-parr-689dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-105.png?v=1784703630</image:loc>
      <image:title>Gears for Pump, 24 Pitch 12 Tooth, for 1271, Parr 689DD</image:title>
      <image:caption>Gears for Pump, 24 Pitch 12 Tooth, for 1271, Parr 689DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/reducer-bushing-for-1271-1281-6300-parr-656dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-11.png?v=1784703631</image:loc>
      <image:title>Reducer Bushing, for 1271, 1281 &amp; 6300, Parr 656DD</image:title>
      <image:caption>Reducer Bushing, for 1271, 1281 &amp; 6300, Parr 656DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-urethane-5-32-in-i-d-x-1-16-in-cs-parr-659ddju</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-118.png?v=1784703633</image:loc>
      <image:title>O&apos;Ring, Urethane, 5/32 in. I.D. x 1/16 in. CS, Parr 659DDJU</image:title>
      <image:caption>O&apos;Ring, Urethane, 5/32 in. I.D. x 1/16 in. CS, Parr 659DDJU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/screw-for-1271-parr-sa1140ft06</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-124.png?v=1784703635</image:loc>
      <image:title>Screw, for 1271, Parr SA1140FT06</image:title>
      <image:caption>Screw, for 1271, Parr SA1140FT06</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/insulator-teflon-for-1271-1281-6300-parr-658dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-13_4f502fda-00e0-4136-a0b9-708b3ca7235d.png?v=1784703636</image:loc>
      <image:title>Insulator, Teflon, for 1271, 1281 &amp; 6300, Parr 658DD</image:title>
      <image:caption>Insulator, Teflon, for 1271, 1281 &amp; 6300, Parr 658DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ferrule-3-8-stainless-steel-222vbad</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-131.png?v=1784703638</image:loc>
      <image:title>Ferrule 3/8 Stainless Steel, 222VBAD</image:title>
      <image:caption>Ferrule 3/8 Stainless Steel, 222VBAD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tube-insert-3-8-in-o-d-t316-for-1261-1266-1271-1281-parr-183vbad</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-132.png?v=1784703639</image:loc>
      <image:title>Tube Insert, 3/8 in. O.D., T316, for 1261, 1266, 1271 &amp; 1281, Parr 183VBAD</image:title>
      <image:caption>Tube Insert, 3/8 in. O.D., T316, for 1261, 1266, 1271 &amp; 1281, Parr 183VBAD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/male-connector-1-8-in-tubing-x-5-16-24-for-1271-parr-338vbad</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-135_45a0db44-8e90-4deb-afc7-66c96ae2d307.png?v=1784703641</image:loc>
      <image:title>Male Connector, 1/8 in. Tubing X 5/16-24, for 1271, Parr 338VBAD</image:title>
      <image:caption>Male Connector, 1/8 in. Tubing X 5/16-24, for 1271, Parr 338VBAD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-5-32-in-i-d-x-1-16-in-for-1271-1281-6300-parr-659dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-14_62d771f2-562b-46b1-bb21-c32659276d74.png?v=1784703642</image:loc>
      <image:title>O&apos;Ring, 5/32 in. I.D. X 1/16 in., for 1271, 1281 &amp; 6300, Parr 659DD</image:title>
      <image:caption>O&apos;Ring, 5/32 in. I.D. X 1/16 in., for 1271, 1281 &amp; 6300, Parr 659DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/connector-male-1-8-t-x-1-8-nptm-243vb2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-149.png?v=1784703644</image:loc>
      <image:title>Connector, Male, 1/8 T x 1/8 NPTM, 243VB2</image:title>
      <image:caption>Connector, Male, 1/8 T x 1/8 NPTM, 243VB2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/contact-bushing-for-1271-1281-6300-parr-663dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-15.png?v=1784703645</image:loc>
      <image:title>Contact Bushing, for 1271, 1281 &amp; 6300, Parr 663DD</image:title>
      <image:caption>Contact Bushing, for 1271, 1281 &amp; 6300, Parr 663DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/quad-ring-1-484-in-i-d-x-0-139-in-for-1271-1281-6300-parr-667ddjv</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-16.png?v=1784703647</image:loc>
      <image:title>Quad Ring, 1.484 in. I.D. x 0.139 in., for 1271, 1281 &amp; 6300, Parr 667DDJV</image:title>
      <image:caption>Quad Ring, 1.484 in. I.D. x 0.139 in., for 1271, 1281 &amp; 6300, Parr 667DDJV</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/male-coupling-1-4-t-1-8-npt-bt-t316-for-1281-6300-calorimeter-parr-308vbad</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-160.png?v=1784703649</image:loc>
      <image:title>Male Coupling, 1/4 T - 1/8 NPT BT, T316, for 1281 &amp; 6300 Calorimeter, Parr 308VBAD</image:title>
      <image:caption>Male Coupling, 1/4 T - 1/8 NPT BT, T316, for 1281 &amp; 6300 Calorimeter, Parr 308VBAD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tubing-bev-a-line-5-8-in-od-for-1261-1266-1271-parr-hx0062tb062</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-166_a2504b1b-997a-407e-9b2e-76a128b2d143.png?v=1784703650</image:loc>
      <image:title>Tubing, BEV-A-LINE, 5/8 in. OD, for 1261, 1266 &amp; 1271, Parr Instrument Company, HX0062TB062</image:title>
      <image:caption>Tubing, BEV-A-LINE, 5/8 in. OD, for 1261, 1266 &amp; 1271, Parr Instrument Company, HX0062TB062</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/check-valve-head-for-1271-1281-6300-6400-parr-668dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-17.png?v=1784703651</image:loc>
      <image:title>Check Valve Head, for 1271, 1281, 6300 &amp; 6400, Parr 668DD</image:title>
      <image:caption>Check Valve Head, for 1271, 1281, 6300 &amp; 6400, Parr 668DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/allen-wrench-1-32-socket-screw-key-parr-instrument-tx03sk</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-175.png?v=1784703653</image:loc>
      <image:title>Allen Wrench, 1/32 Socket Screw Key, Parr Instrument, TX03SK</image:title>
      <image:caption>Allen Wrench, 1/32 Socket Screw Key, Parr Instrument, TX03SK</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/quad-ring-for-isolate-valve-0-125-in-i-d-x-0-09-in-for-1271</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-186.png?v=1784703654</image:loc>
      <image:title>Quad Ring, for Isolate Valve, 0.125 in. I.D. X 0.09 in., for 1271, Parr Instrument Company, 1096DD</image:title>
      <image:caption>Quad Ring, for Isolate Valve, 0.125 in. I.D. X 0.09 in., for 1271, Parr Instrument Company, 1096DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/standoff-stainless-steel-parr-6300-6400-calorimeters-parr-905dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-198_02f03b08-2175-4ad1-bbff-60dfab04f011.png?v=1784923516</image:loc>
      <image:title>Standoff, Stainless Steel, Parr 6300/6400 Calorimeters, Parr Instrument Company, 905DD</image:title>
      <image:caption>Standoff, Stainless Steel, Parr 6300/6400 Calorimeters, Parr Instrument Company, 905DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/wire-holder-for-1271-1281-parr-843dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Wire Holder, for 1271 &amp; 1281, Parr 843DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-oxygen-reaction-vessel-locator-cap-parr-898dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-200.png?v=1784703659</image:loc>
      <image:title>PARR Oxygen Reaction Vessel Locator Cap, PARR 898DD</image:title>
      <image:caption>PARR Oxygen Reaction Vessel Locator Cap, PARR 898DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/exhaust-diffuser-for-1281-6300-calorimeter-parr-1051dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-204.png?v=1784703661</image:loc>
      <image:title>Exhaust Diffuser, for 1281 &amp; 6300 Calorimeter, Parr 1051DD</image:title>
      <image:caption>Exhaust Diffuser, for 1281 &amp; 6300 Calorimeter, Parr 1051DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/screw-for-pump-4-40-x-1-4-rhms-18-8-ss-sa1140rd04</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-205_a78013c3-fb2d-477d-8afc-820bd51472b7.png?v=1784703662</image:loc>
      <image:title>Screw for Pump, 4-40 x 1/4 RHMS 18-8 SS, SA1140RD04</image:title>
      <image:caption>Screw for Pump, 4-40 x 1/4 RHMS 18-8 SS, SA1140RD04</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/ignition-thread-spool-for-1271-1281-parr-845dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-21_b5d7895d-1837-486c-8d68-14c4a1826dfb.png?v=1784703664</image:loc>
      <image:title>Ignition Thread, Spool, for 1271 &amp; 1281, Parr 845DD</image:title>
      <image:caption>Ignition Thread, Spool, for 1271 &amp; 1281, Parr 845DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-3-8-in-id-x-3-32-in-for-1271-1281-6300-6400-parr-857dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-22.png?v=1784703666</image:loc>
      <image:title>O&apos;Ring, 3/8 in. ID.. X 3/32 in., for 1271, 1281, 6300 &amp; 6400, Parr 857DD</image:title>
      <image:caption>O&apos;Ring, 3/8 in. ID.. X 3/32 in., for 1271, 1281, 6300 &amp; 6400, Parr 857DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/reducer-1-4t-x-3-8t-t316-for-1281-6300-calorimeter-parr-411vbad</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-220_0d728a1a-2507-4891-bfe8-1632ce61e149.png?v=1784703667</image:loc>
      <image:title>Reducer, 1/4T x 3/8T, T316, for 1281 &amp; 6300 Calorimeter, Parr 411VBAD</image:title>
      <image:caption>Reducer, 1/4T x 3/8T, T316, for 1281 &amp; 6300 Calorimeter, Parr 411VBAD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-for-1271-parr-187hw</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-228.png?v=1784703668</image:loc>
      <image:title>O&apos;Ring, for 1271, Parr Instrument Company,187HW</image:title>
      <image:caption>O&apos;Ring, for 1271, Parr Instrument Company,187HW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ferrule-set-1-4t-stainless-steel-218vbad</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-23_0140c607-f69a-449d-ba98-60a22f725441.png?v=1784703670</image:loc>
      <image:title>Ferrule Set 1/4T Stainless Steel, 218VBAD</image:title>
      <image:caption>Ferrule Set 1/4T Stainless Steel, 218VBAD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oxygen-fill-rinse-solenoid-parr-a1048dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-239_72ff077a-edcf-4af9-ad33-37c642162b00.png?v=1784703671</image:loc>
      <image:title>Oxygen Fill/Rinse Solenoid, Parr A1048DD</image:title>
      <image:caption>Oxygen Fill/Rinse Solenoid, Parr A1048DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hex-nut-for-1271-1281-6300-parr-sn1632hx</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-24.png?v=1784923517</image:loc>
      <image:title>Hex Nut, for 1271, 1281 &amp; 6300, Parr Instrument Company, SN1632HX</image:title>
      <image:caption>Hex Nut, for 1271, 1281 &amp; 6300, Parr Instrument Company, SN1632HX</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nut-3-8-tube-t316-for-1281-6300-calorimeter-parr-221vbad</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-249.png?v=1784703675</image:loc>
      <image:title>Nut, 3/8 Tube, T316, for 1281 &amp; 6300 Calorimeter, Parr 221VBAD</image:title>
      <image:caption>Nut, 3/8 Tube, T316, for 1281 &amp; 6300 Calorimeter, Parr 221VBAD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/molykote-55-o-ring-grease-lubricant-sealant</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-25.png?v=1784703676</image:loc>
      <image:title>MOLYKOTE 55 O-Ring Grease, Lubricant, Sealant</image:title>
      <image:caption>MOLYKOTE 55 O-Ring Grease, Lubricant, Sealant</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cutter-plastic-tubing-parr-instrument-876dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-257.png?v=1784703678</image:loc>
      <image:title>Cutter, Plastic Tubing, Parr Instrument, 876DD</image:title>
      <image:caption>Cutter, Plastic Tubing, Parr Instrument, 876DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/screw-for-parr-a1448dd-temperature-control-assembly-parr-instruments-sa1140pp03</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-269_da70bb02-a6ce-4abb-9839-e3d9756b5e03.png?v=1784703679</image:loc>
      <image:title>Screw for Parr A1448DD Temperature Control Assembly, Parr Instruments, SA1140PP03</image:title>
      <image:caption>Screw for Parr A1448DD Temperature Control Assembly, Parr Instruments, SA1140PP03</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/oring-1-8-in-m-id-x-3-32-in-for-1271-parr-699dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-27.png?v=1784703681</image:loc>
      <image:title>O&apos;Ring, 1/8 in.M ID X 3/32 in., for 1271, Parr 699DD</image:title>
      <image:caption>O&apos;Ring, 1/8 in.M ID X 3/32 in., for 1271, Parr 699DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lcd-display-screen-5-in-parr-2400e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-272.png?v=1784703682</image:loc>
      <image:title>LCD Display Screen, 5 in., Parr, 2400E</image:title>
      <image:caption>LCD Display Screen, 5 in., Parr, 2400E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-5-16-in-i-d-x-1-16-in-for-1271-6300-parr-694dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-28.png?v=1784703684</image:loc>
      <image:title>O&apos;Ring, 5/16 in. I.D. X 1/16 in., for 1271 &amp; 6300, Parr 694DD</image:title>
      <image:caption>O&apos;Ring, 5/16 in. I.D. X 1/16 in., for 1271 &amp; 6300, Parr 694DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-5-16-in-id-x-1-16-in-for-1271-parr-712hc</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-34.png?v=1784703685</image:loc>
      <image:title>O&apos;Ring, 5/16 in. ID X 1/16 in., for 1271, Parr 712HC</image:title>
      <image:caption>O&apos;Ring, 5/16 in. ID X 1/16 in., for 1271, Parr 712HC</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-1-16-in-i-d-x-1-16-in-for-1271-1281-6300-parr-821dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-35_28d26545-c443-4a80-9997-510db20ebff3.png?v=1785286948</image:loc>
      <image:title>O&apos;Ring, 1/16 in. I.D. X 1/16 in., for 1271, 1281 &amp; 6300, Parr 821DD</image:title>
      <image:caption>O&apos;Ring, 1/16 in. I.D. X 1/16 in., for 1271, 1281 &amp; 6300, Parr 821DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-1-2-in-i-d-x-3-32-in-for-1271-1281-6300-parr-882dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-36.png?v=1784703688</image:loc>
      <image:title>O&apos;Ring, 1/2 in. I.D. X 3/32 in., for 1271, 1281 &amp; 6300, Parr 882DD</image:title>
      <image:caption>O&apos;Ring, 1/2 in. I.D. X 3/32 in., for 1271, 1281 &amp; 6300, Parr 882DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/screw-3-48-x-1-4-in-for-1271-1281-parr-pa0948rd04</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-37.png?v=1784703690</image:loc>
      <image:title>Screw, 3-48 x 1/4 in., for 1271 &amp; 1281, Parr PA0948RD04</image:title>
      <image:caption>Screw, 3-48 x 1/4 in., for 1271 &amp; 1281, Parr PA0948RD04</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/switch-nitrogen-pressure-sensor-75psi-for-1271-parr-1352e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-38.png?v=1784703691</image:loc>
      <image:title>Switch, Nitrogen Pressure Sensor, 75PSI, for 1271, Parr 1352E</image:title>
      <image:caption>Switch, Nitrogen Pressure Sensor, 75PSI, for 1271, Parr 1352E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/heat-wire-2-in-per-use-60-in-long-for-1271-1281-6300-parr-840dd2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-40_1a531fdd-f9cb-41fc-88c7-da2731f1f85d.png?v=1784703693</image:loc>
      <image:title>Heat Wire, 2 in. Per Use, 60 in. Long, for 1271, 1281 &amp; 6300, Parr 840DD2</image:title>
      <image:caption>Heat Wire, 2 in. Per Use, 60 in. Long, for 1271, 1281 &amp; 6300, Parr 840DD2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermistor-assembly-for-1271-parr-a862dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-43.png?v=1784703694</image:loc>
      <image:title>Thermistor Assembly, for 1271, Parr A862DD</image:title>
      <image:caption>Thermistor Assembly, for 1271, Parr A862DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/coupler-centerpiece-nylon-for-1271-parr-859dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-49.png?v=1784703695</image:loc>
      <image:title>Coupler Centerpiece, Nylon , for 1271, Parr 859DD</image:title>
      <image:caption>Coupler Centerpiece, Nylon , for 1271, Parr 859DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/fitting-mini-hose-10-32-x-1-16-in-for-1271-1281-parr-311vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-54.png?v=1784703697</image:loc>
      <image:title>Fitting, Mini Hose, 10-32 X 1/16 in., for 1271 &amp; 1281, Parr 311VB</image:title>
      <image:caption>Fitting, Mini Hose, 10-32 X 1/16 in., for 1271 &amp; 1281, Parr 311VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nitrogen-pressure-regulator-for-model-6400-calorimeter-parr-instruments-a812dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-59.png?v=1784703699</image:loc>
      <image:title>Nitrogen Pressure Regulator for Model 6400 Calorimeter, Parr Instruments, A812DD</image:title>
      <image:caption>Nitrogen Pressure Regulator for Model 6400 Calorimeter, Parr Instruments, A812DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bulkhead-union-for-parr-calorimeters-parr-244vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-78.png?v=1784703701</image:loc>
      <image:title>Bulkhead Union for PARR Calorimeters, PARR 244VB</image:title>
      <image:caption>Bulkhead Union for PARR Calorimeters, PARR 244VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/insert-tubing-3-8-in-o-d-brass-for-1261-1271-1281-parr-183vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4068-90.png?v=1784703702</image:loc>
      <image:title>Insert, Tubing, 3/8 in. O.D., Brass, for 1261, 1271 &amp; 1281, Parr 183VB</image:title>
      <image:caption>Insert, Tubing, 3/8 in. O.D., Brass, for 1261, 1271 &amp; 1281, Parr 183VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-kit-for-1271</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4069-16.png?v=1784703703</image:loc>
      <image:title>O&apos;Ring Kit, for 1271, Parr Instrument Company</image:title>
      <image:caption>O&apos;Ring Kit, for 1271, Parr Instrument Company</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-oxygen-bomb-1108p</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4070-27_772338be-4dba-4719-a11d-b4f2dac749de.png?v=1784703706</image:loc>
      <image:title>Oxygen Bomb/Combustion Vessel, Alloy 20CB-3  with Permanent Fuse Wire, Parr Instrument Company, 1108P</image:title>
      <image:caption>Oxygen Bomb/Combustion Vessel, Alloy 20CB-3  with Permanent Fuse Wire, Parr Instrument Company, 1108P</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-oxygen-bomb-with-flat-gasket-1108r</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4070-28.png?v=1784703709</image:loc>
      <image:title>Parr Oxygen Bomb, with Flat Gasket, 1108R</image:title>
      <image:caption>Parr Oxygen Bomb, with Flat Gasket, 1108R</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pellet-press-with-1-2-in-punch-die-set-parr-2811</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4070-30_2870aa27-f4c8-4f4d-a928-0199ef1f0886.png?v=1784703710</image:loc>
      <image:title>Pellet Press with 1/2 in. Punch &amp; Die Set, Parr Instrument Company, 2811</image:title>
      <image:caption>Pellet Press with 1/2 in. Punch &amp; Die Set, Parr Instrument Company, 2811</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pellet-press-with-1-2-in-punch-and-die-set-parr-instruments-2811</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4070-34.png?v=1784703713</image:loc>
      <image:title>Pellet Press with 1/2 in. Punch and Die Set, Parr Instruments 2811</image:title>
      <image:caption>Pellet Press with 1/2 in. Punch and Die Set, Parr Instruments 2811</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/service-kit-1-year-for-1109a-vessel-in-6200-calorimeter-parr-6209a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4070-47.png?v=1784703715</image:loc>
      <image:title>Service Kit, 1 Year, for 1109A Vessel in 6200 Calorimeter, Parr 6209A</image:title>
      <image:caption>Service Kit, 1 Year, for 1109A Vessel in 6200 Calorimeter, Parr 6209A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/semimicro-oxygen-combustion-vessel-22-ml-parr-instruments-1109a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4070-48.png?v=1784703716</image:loc>
      <image:title>Semimicro Oxygen Combustion Vessel, 22 mL, Parr Instruments, 1109A</image:title>
      <image:caption>Semimicro Oxygen Combustion Vessel, 22 mL, Parr Instruments, 1109A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/semi-micro-conversion-kit-for-6100-6200-calorimeter-with-1109a-oxygen-vessel-parr-instruments-6269a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4070-49.png?v=1784703718</image:loc>
      <image:title>Semi-micro Conversion Kit for 6100/6200 Calorimeter with 1109A Oxygen Vessel, Parr Instruments, 6269A</image:title>
      <image:caption>Semi-micro Conversion Kit for 6100/6200 Calorimeter with 1109A Oxygen Vessel, Parr Instruments, 6269A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oxygen-combustion-vessel-alloy-g30-with-permanent-fuse-wire-for-chlorine-service-parr-instruments-1108pcl</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4070-57_9b4ca8eb-ac18-4051-b7f8-32027328499f.png?v=1784703719</image:loc>
      <image:title>Oxygen Combustion Vessel, Alloy G30 with Permanent Fuse Wire, for Chlorine Service, Parr Instruments, 1108PCL</image:title>
      <image:caption>Oxygen Combustion Vessel, Alloy G30 with Permanent Fuse Wire, for Chlorine Service, Parr Instruments, 1108PCL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/solenoid-repair-kit-for-1241-1261-1266-parr-89hw2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4072-05.png?v=1784703721</image:loc>
      <image:title>Solenoid Repair Kit, for 1241, 1261, &amp; 1266, Parr 89HW2</image:title>
      <image:caption>Solenoid Repair Kit, for 1241, 1261, &amp; 1266, Parr 89HW2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/solenoid-valve-120-60-brass-for-1241-parr-89hw</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4072-07.png?v=1784703722</image:loc>
      <image:title>Solenoid Valve, 120/60, Brass, for 1241, Parr Instrument Company, 89HW</image:title>
      <image:caption>Solenoid Valve, 120/60, Brass, for 1241, Parr Instrument Company, 89HW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stirrer-shaft-assembly-for-1241-parr-a237dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4072-25.png?v=1784703724</image:loc>
      <image:title>Stirrer Shaft Assembly, for 1241, Parr Instrument Company, A237DD</image:title>
      <image:caption>Stirrer Shaft Assembly, for 1241, Parr Instrument Company, A237DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oval-bucket-for-1241-1261-1266-1341-1356-6100-6200-parr-a391dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4072-28.png?v=1784703725</image:loc>
      <image:title>Oval Bucket, for 1241, 1261, 1266, 1341, 1356, 6100 &amp; 6200, Parr A391DD</image:title>
      <image:caption>Oval Bucket, for 1241, 1261, 1266, 1341, 1356, 6100 &amp; 6200, Parr A391DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-oxygen-bomb-1108</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4072-37_cfed3856-106b-4153-ab7c-7b3202090e3b.png?v=1785286950</image:loc>
      <image:title>Oxygen Bomb/Combustion Vessel, 350 mL, Parr Instrument Company, 1108</image:title>
      <image:caption>Oxygen Bomb/Combustion Vessel, 350 mL, Parr Instrument Company, 1108</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-oxygen-bomb-1108cl</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4072CL-37.png?v=1784703729</image:loc>
      <image:title>Oxygen Bomb/Combustion Vessel for Chlorine Service, Parr Instrument Company, 1108CL</image:title>
      <image:caption>Oxygen Bomb/Combustion Vessel for Chlorine Service, Parr Instrument Company, 1108CL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/coupler-stirrer-shaft-for-1261-1266-1356-parr-531dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-02_60662be3-4a30-421d-8109-96b30fb05f77.png?v=1784703731</image:loc>
      <image:title>Coupler, Stirrer Shaft, for 1261, 1266 &amp; 1356, Parr 531DD</image:title>
      <image:caption>Coupler, Stirrer Shaft, for 1261, 1266 &amp; 1356, Parr 531DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/gas-spring-for-1261-1266-1356-6100-6200-parr-549dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-04.png?v=1785286952</image:loc>
      <image:title>Gas Spring, for 1261, 1266, 1356, 6100 &amp; 6200, Parr 549DD</image:title>
      <image:caption>Gas Spring, for 1261, 1266, 1356, 6100 &amp; 6200, Parr 549DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/filter-in-line-1-8-in-tubing-brass-15-micron-for-1266-1271-1281-1356-6100-6400-parr-359vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-05_d1c4efdd-1505-483c-a816-c53f20811047.png?v=1784703734</image:loc>
      <image:title>Filter, In Line, 1/8 in. Tubing, Brass, 15 Micron, for 1266, 1271, 1281, 1356, 6100 &amp; 6400, Parr 359VB</image:title>
      <image:caption>Filter, In Line, 1/8 in. Tubing, Brass, 15 Micron, for 1266, 1271, 1281, 1356, 6100 &amp; 6400, Parr 359VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/filter-coarse-fan-for-1261-parr-844dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-12.png?v=1784703735</image:loc>
      <image:title>Filter, Coarse Fan, for 1261, Parr 844DD</image:title>
      <image:caption>Filter, Coarse Fan, for 1261, Parr 844DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/elbow-male-45-degree-x-1-8-in-for-parr-calorimeters-parr-438vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-131.png?v=1784703737</image:loc>
      <image:title>Elbow, Male, 45 degree x 1/8 in. for Parr Calorimeters , Parr Instrument Company, 438VB</image:title>
      <image:caption>Elbow, Male, 45 degree x 1/8 in. for Parr Calorimeters , Parr Instrument Company, 438VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/male-connector-1-8-t-x-1-8-npt-for-parr-6400-calorimeter-parr-243vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-134_67fa85be-3bef-430f-9995-b0b1443689ea.png?v=1784703739</image:loc>
      <image:title>Male Connector, 1/8 T x 1/8 NPT for Parr 6400 Calorimeter, Parr Instrument Company, 243VBAD</image:title>
      <image:caption>Male Connector, 1/8 T x 1/8 NPT for Parr 6400 Calorimeter, Parr Instrument Company, 243VBAD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/yor-lok-fitting-for-copper-tubing-straight-adapter-for-3-8-in-tubing-od-x-3-8-in-npt-male-5272k195</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-137_3667cf19-9906-43c5-ade0-4477793459c4.png?v=1784703740</image:loc>
      <image:title>Yor-Lok Fitting for Copper Tubing, Straight Adapter for 3/8 in. Tubing OD x 3/8 in. NPT Male, 5272K195</image:title>
      <image:caption>Yor-Lok Fitting for Copper Tubing, Straight Adapter for 3/8 in. Tubing OD x 3/8 in. NPT Male, 5272K195</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stirrer-assembly-for-1261-1266-1356-6100-6200-parr-a540dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-14.png?v=1784703741</image:loc>
      <image:title>Stirrer Assembly, for 1261, 1266, 1356, 6100 &amp; 6200, Parr A540DD</image:title>
      <image:caption>Stirrer Assembly, for 1261, 1266, 1356, 6100 &amp; 6200, Parr A540DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/regulator-assembly-oxygen-cga-540-parr-a570dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-15_7ee2dbca-9054-4738-bfae-55010e64d036.png?v=1784703743</image:loc>
      <image:title>Regulator Assembly, Oxygen, CGA 540, Parr A570DD</image:title>
      <image:caption>Regulator Assembly, Oxygen, CGA 540, Parr A570DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pump-and-motor-assembly-for-1261-1266-parr-a593ddea</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-20_ed5b43aa-0711-475c-b0ad-f5f959c40ffd.png?v=1784703744</image:loc>
      <image:title>Pump and Motor Assembly, for 1261 &amp; 1266, Parr A593DDEA</image:title>
      <image:caption>Pump and Motor Assembly, for 1261 &amp; 1266, Parr A593DDEA</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stirrer-motor-assembly-120-v-for-1261-1266-1356-parr-a594ddea</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-22.png?v=1784703746</image:loc>
      <image:title>Stirrer Motor Assembly, 120 V, for 1261, 1266 &amp; 1356, Parr A594DDEA</image:title>
      <image:caption>Stirrer Motor Assembly, 120 V, for 1261, 1266 &amp; 1356, Parr A594DDEA</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/water-solenoid-assembly-115v-for-1261-1266-parr-a595ddeb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-24.png?v=1784703747</image:loc>
      <image:title>Water Solenoid Assembly, 115V, for 1261 &amp; 1266, Parr A595DDEB</image:title>
      <image:caption>Water Solenoid Assembly, 115V, for 1261 &amp; 1266, Parr A595DDEB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oxygen-solenoid-assembly-115-v-for-1261-1266-1356-parr-a596ddeb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-26.png?v=1784703749</image:loc>
      <image:title>Oxygen Solenoid Assembly, 115 V, for 1261, 1266 &amp; 1356, Parr A596DDEB</image:title>
      <image:caption>Oxygen Solenoid Assembly, 115 V, for 1261, 1266 &amp; 1356, Parr A596DDEB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oxygen-solenoid-assembly-240-v-for-1261-1266-1356-parr-a596ddee</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-27.png?v=1784703750</image:loc>
      <image:title>Oxygen Solenoid Assembly, 240 V, for 1261, 1266 &amp; 1356, Parr A596DDEE</image:title>
      <image:caption>Oxygen Solenoid Assembly, 240 V, for 1261, 1266 &amp; 1356, Parr A596DDEE</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/replacement-tubing-set-for-1261-calorimeter-parr-a599dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-29_9d5abbff-11b5-4b12-b98e-fe3f647818b9.png?v=1784703752</image:loc>
      <image:title>Replacement Tubing Set for 1261 Calorimeter, Parr A599DD</image:title>
      <image:caption>Replacement Tubing Set for 1261 Calorimeter, Parr A599DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/valve-brass-parr-196vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-35.png?v=1784703753</image:loc>
      <image:title>Valve, Brass, Parr 196VB</image:title>
      <image:caption>Valve, Brass, Parr 196VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/compression-nut-brass-1-8-in-id-tubing-for-1261-1266-1271-1356-parr-213vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-36_0df027ac-582c-4f61-9d2e-f19e470a4c40.png?v=1784703755</image:loc>
      <image:title>Compression Nut, Brass, 1/8 in. ID Tubing, for 1261, 1266, 1271 &amp; 1356, Parr 213VB</image:title>
      <image:caption>Compression Nut, Brass, 1/8 in. ID Tubing, for 1261, 1266, 1271 &amp; 1356, Parr 213VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ferrule-set-1-8-in-brass-for-1261-1281-6300-calorimeter-parr-214vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-37.png?v=1785286954</image:loc>
      <image:title>Ferrule Set, 1/8 in., Brass, for 1261, 1281 &amp; 6300 Calorimeter, Parr 214VB</image:title>
      <image:caption>Ferrule Set, 1/8 in., Brass, for 1261, 1281 &amp; 6300 Calorimeter, Parr 214VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/compression-nut-brass-1-4-in-i-d-tubing-for-1261-1266-1271-parr-217vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-38.png?v=1784703758</image:loc>
      <image:title>Compression Nut, Brass, 1/4 in. I.D. Tubing, for 1261, 1266 &amp; 1271, Parr 217VB</image:title>
      <image:caption>Compression Nut, Brass, 1/4 in. I.D. Tubing, for 1261, 1266 &amp; 1271, Parr 217VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ferrule-set-1-4-in-brass-for-1261-1281-6300-calorimeter-parr-218vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-39.png?v=1784703760</image:loc>
      <image:title>Ferrule Set, 1/4 in., Brass, for 1261, 1281 &amp; 6300 Calorimeter, Parr 218VB</image:title>
      <image:caption>Ferrule Set, 1/4 in., Brass, for 1261, 1281 &amp; 6300 Calorimeter, Parr 218VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/compression-nut-brass-3-8-in-i-d-tubing-for-1261-1266-1271-parr-221vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-40.png?v=1784703761</image:loc>
      <image:title>Compression Nut, Brass, 3/8 in. I.D. Tubing, for 1261, 1266 &amp; 1271, Parr 221VB</image:title>
      <image:caption>Compression Nut, Brass, 3/8 in. I.D. Tubing, for 1261, 1266 &amp; 1271, Parr 221VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ferrule-set-3-8-in-brass-for-1266-1281-1356-6100-6200-6300-calorimeter-12-each-set-parr-222vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-41_941fc735-bb36-4c04-9a3a-0d28dc582e58.png?v=1784703763</image:loc>
      <image:title>Ferrule Set, 3/8 in., Brass, for 1266, 1281, 1356, 6100, 6200 &amp; 6300 Calorimeter, 12/Each Set, Parr 222VB</image:title>
      <image:caption>Ferrule Set, 3/8 in., Brass, for 1266, 1281, 1356, 6100, 6200 &amp; 6300 Calorimeter, 12/Each Set, Parr 222VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ferrule-set-brass-5-8-in-tubing-for-1261-1266-1271-parr-226vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-43.png?v=1784703764</image:loc>
      <image:title>Ferrule Set, Brass, 5/8 in. Tubing, for 1261, 1266 &amp; 1271, Parr 226VB</image:title>
      <image:caption>Ferrule Set, Brass, 5/8 in. Tubing, for 1261, 1266 &amp; 1271, Parr 226VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermistor-for-1261-1266-1356-parr-893e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-46.png?v=1784703766</image:loc>
      <image:title>Thermistor, for 1261, 1266 &amp; 1356, Parr 893E</image:title>
      <image:caption>Thermistor, for 1261, 1266 &amp; 1356, Parr 893E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/seal-lid-for-1261-1266-1356-parr-558dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-48.png?v=1784703767</image:loc>
      <image:title>Seal, Lid, for 1261, 1266 &amp; 1356, Parr 558DD</image:title>
      <image:caption>Seal, Lid, for 1261, 1266 &amp; 1356, Parr 558DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/slip-connector-with-1-8-in-npt-for-1266-1356-6100-6200-parr-a476a33</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-50.png?v=1784703769</image:loc>
      <image:title>Slip Connector, with 1/8 in. NPT, for 1266, 1356, 6100 &amp; 6200, Parr A476A33</image:title>
      <image:caption>Slip Connector, with 1/8 in. NPT, for 1266, 1356, 6100 &amp; 6200, Parr A476A33</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tubing-nylon-1-4-in-od-x-035-in-wall-for-1261-1266-6200-6300-package-of-10-ft-hj0025tb035</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-52_4d1e0f87-595d-4130-aca3-d9acd90e831b.png?v=1785286955</image:loc>
      <image:title>Tubing, Nylon, 1/4 in. OD X .035 in. Wall, for 1261, 1266, 6200 &amp; 6300 (Package of 10 FT.), HJ0025TB035</image:title>
      <image:caption>Tubing, Nylon, 1/4 in. OD X .035 in. Wall, for 1261, 1266, 6200 &amp; 6300 (Package of 10 FT.), HJ0025TB035</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tubing-nylon-pressure-1-8-in-o-d-for-1261-parr-hx0012tb024</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-53.png?v=1785286956</image:loc>
      <image:title>Tubing, Nylon, Pressure, 1/8 in. O.D., for 1261, Parr HX0012TB024</image:title>
      <image:caption>Tubing, Nylon, Pressure, 1/8 in. O.D., for 1261, Parr HX0012TB024</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tubing-cover-bev-a-line-3-8-in-o-d-for-1261-1266-1271-parr-hx0038tb062</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-54.png?v=1784703775</image:loc>
      <image:title>Tubing Cover, BEV-A-LINE, 3/8 in. O.D., for 1261, 1266 &amp; 1271, Parr HX0038TB062</image:title>
      <image:caption>Tubing Cover, BEV-A-LINE, 3/8 in. O.D., for 1261, 1266 &amp; 1271, Parr HX0038TB062</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pressure-switch-for-1261-1266-1281-1356-parr-a598dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-58.png?v=1784703777</image:loc>
      <image:title>Pressure Switch for 1261, 1266, 1281 &amp; 1356, Parr A598DD</image:title>
      <image:caption>Pressure Switch for 1261, 1266, 1281 &amp; 1356, Parr A598DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/battery-3-9-v-for-1261-parr-701e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-60.png?v=1784703778</image:loc>
      <image:title>Battery,  3.9 V, for 1261, Parr 701E</image:title>
      <image:caption>Battery,  3.9 V, for 1261, Parr 701E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/spacer-for-model-1356-isoperibol-calorimeter-parr-instruments-567dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-80.png?v=1784703780</image:loc>
      <image:title>Spacer for Model 1356 Isoperibol Calorimeter, Parr Instruments, 567DD</image:title>
      <image:caption>Spacer for Model 1356 Isoperibol Calorimeter, Parr Instruments, 567DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/plug-for-parr-6200-calorimeter-water-tank-assembly-parr-instrument-company-1020dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4073-95.png?v=1784703781</image:loc>
      <image:title>Plug for Parr 6200 Calorimeter Water Tank Assembly, Parr Instrument Company, 1020DD</image:title>
      <image:caption>Plug for Parr 6200 Calorimeter Water Tank Assembly, Parr Instrument Company, 1020DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/heater-assembly-for-parr-4677-reaction-vessel-parr-instruments-a1590hcee</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4076-04.png?v=1784703783</image:loc>
      <image:title>Heater Assembly for Parr 4677 Reaction Vessel, Parr Instruments, A1590HCEE</image:title>
      <image:caption>Heater Assembly for Parr 4677 Reaction Vessel, Parr Instruments, A1590HCEE</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/paper-for-1755-1756-calorimeter-printer-equal-to-parr-p-n-263c</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4079-28_0f211cfe-828c-4f7d-8e7c-54e148d3a201.png?v=1784703784</image:loc>
      <image:title>Paper for 1755/1756 Calorimeter Printer (Equal To Parr P/N 263C)</image:title>
      <image:caption>Paper for 1755/1756 Calorimeter Printer (Equal To Parr P/N 263C)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ribbon-for-1755-1756-calorimeter-printer-equal-to-parr-p-n-264c</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4079-29.png?v=1784703786</image:loc>
      <image:title>Ribbon for 1755/1756 Calorimeter Printer (Equal To Parr P/N 264C), SF-03BR</image:title>
      <image:caption>Ribbon for 1755/1756 Calorimeter Printer (Equal To Parr P/N 264C), SF-03BR</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/interface-cable-usb-balance-to-parr-models-6200-6400-calorimeter</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4079-50.png?v=1784703787</image:loc>
      <image:title>Interface Cable, USB, Balance to Parr Models 6200/6400 Calorimeter</image:title>
      <image:caption>Interface Cable, USB, Balance to Parr Models 6200/6400 Calorimeter</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/power-supply-1796e-for-parr-6300-and-6400-calorimeter</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4080-15.png?v=1784703789</image:loc>
      <image:title>Power Supply for Parr 6300 and 6400 Calorimeter, Parr Instrument Company, 1796E</image:title>
      <image:caption>Power Supply for Parr 6300 and 6400 Calorimeter, Parr Instrument Company, 1796E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/transition-board-parr-instrument-a1792e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4080-17.png?v=1784703790</image:loc>
      <image:title>Transition Board, Parr Instrument, A1792E</image:title>
      <image:caption>Transition Board, Parr Instrument, A1792E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/backlight-inverter-parr-instrument-1803e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4080-20.png?v=1784703792</image:loc>
      <image:title>Backlight, Inverter, Parr Instrument, 1803E</image:title>
      <image:caption>Backlight, Inverter, Parr Instrument, 1803E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/touchscreen-for-6000-series-calorimeters-usb-parr-2147e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4080-23_f09f9b0e-9875-4c51-8b85-1323e9dec0ae.png?v=1784703793</image:loc>
      <image:title>Touchscreen for 6000 Series Calorimeters USB, Parr Instrument Company, 2147E</image:title>
      <image:caption>Touchscreen for 6000 Series Calorimeters USB, Parr Instrument Company, 2147E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/screw-cap-for-bomb-for-1281-6300-6400-parr-103a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-01.png?v=1784703795</image:loc>
      <image:title>Screw Cap for Bomb for 1281, 6300 &amp; 6400, Parr 103A</image:title>
      <image:caption>Screw Cap for Bomb for 1281, 6300 &amp; 6400, Parr 103A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sealing-ring-for-1241-parr-410a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-03.png?v=1784703796</image:loc>
      <image:title>Sealing Ring, for 1241, Parr 410A</image:title>
      <image:caption>Sealing Ring, for 1241, Parr 410A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sealing-oring-2-38-in-i-d-x-1-8-in-for-1266-1356-6100-6200-parr-230a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-04.png?v=1785286958</image:loc>
      <image:title>Sealing O&apos;Ring, 2-38 in. I.D. X 1/8 in., for 1266, 1356, 6100 &amp; 6200, Parr 230A</image:title>
      <image:caption>Sealing O&apos;Ring, 2-38 in. I.D. X 1/8 in., for 1266, 1356, 6100 &amp; 6200, Parr 230A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/inlet-valve-body-threaded-for-1241-1261-1266-6100-6200-parr-395a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-07.png?v=1784703799</image:loc>
      <image:title>Inlet Valve Body, Threaded, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 395A</image:title>
      <image:caption>Inlet Valve Body, Threaded, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 395A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-7-16-in-i-d-x-1-16-in-for-1266-1356-6100-6200-parr-415a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-08_e16106e8-54c2-4c68-a7ad-20eac107f5c8.png?v=1784703800</image:loc>
      <image:title>O&apos;Ring, 7/16 in. I.D. X 1/16 in.for 1266, 1356, 6100 &amp; 6200, Parr 415A</image:title>
      <image:caption>O&apos;Ring, 7/16 in. I.D. X 1/16 in.for 1266, 1356, 6100 &amp; 6200, Parr 415A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-3-16-in-id-x-1-16-in-for-1266-1356-6100-6200-parr-238a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-09.png?v=1784703802</image:loc>
      <image:title>O&apos;Ring, 3/16 in. ID X 1/16 in., for 1266, 1356, 6100 &amp; 6200, Parr 238A</image:title>
      <image:caption>O&apos;Ring, 3/16 in. ID X 1/16 in., for 1266, 1356, 6100 &amp; 6200, Parr 238A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/check-valve-for-1266-1356-parr-403a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-10_40702874-dcdf-485a-b730-44fb048b3e8d.png?v=1785286959</image:loc>
      <image:title>Check Valve, for 1266 &amp; 1356, Parr 403A</image:title>
      <image:caption>Check Valve, for 1266 &amp; 1356, Parr 403A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/deflector-nut-for-1266-1356-parr-404a2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-11.png?v=1785286960</image:loc>
      <image:title>Deflector Nut, for 1266 &amp; 1356, Parr 404A2</image:title>
      <image:caption>Deflector Nut, for 1266 &amp; 1356, Parr 404A2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/terminal-nut-10-32-for-1241-1261-1266-6100-6200-parr-411a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-12.png?v=1784923519</image:loc>
      <image:title>Terminal Nut, 10-32, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 411A</image:title>
      <image:caption>Terminal Nut, 10-32, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 411A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/insulator-for-1266-1356-parr-143ac</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-13.png?v=1785286962</image:loc>
      <image:title>Insulator, for 1266 &amp; 1356, Parr 143AC</image:title>
      <image:caption>Insulator, for 1266 &amp; 1356, Parr 143AC</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sleeve-insulator-for-1266-1356-parr-401a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-14_710fdf09-5a0e-44fa-819b-64613b482e53.png?v=1784703810</image:loc>
      <image:title>Sleeve Insulator, for 1266 &amp; 1356, Parr 401A</image:title>
      <image:caption>Sleeve Insulator, for 1266 &amp; 1356, Parr 401A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-insulator-ceramic-washer-for-1266-1356-parr-96ac</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-15.png?v=1785286963</image:loc>
      <image:title>Electrode Insulator, Ceramic Washer, for 1266 &amp; 1356, Parr 96AC</image:title>
      <image:caption>Electrode Insulator, Ceramic Washer, for 1266 &amp; 1356, Parr 96AC</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-core-for-1266-1356-parr-402a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-16.png?v=1785286965</image:loc>
      <image:title>Electrode Core, for 1266 &amp; 1356, Parr 402A</image:title>
      <image:caption>Electrode Core, for 1266 &amp; 1356, Parr 402A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lock-nut-stainless-steel-for-1266-1356-6200-parr-406a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-17.png?v=1785286966</image:loc>
      <image:title>Lock Nut, Stainless Steel, for 1266, 1356 &amp; 6200, Parr 406A</image:title>
      <image:caption>Lock Nut, Stainless Steel, for 1266, 1356 &amp; 6200, Parr 406A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/straight-electrode-for-1108-bomb-parr-4a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-18.png?v=1784703815</image:loc>
      <image:title>Straight Electrode for 1108 Bomb, Parr 4A</image:title>
      <image:caption>Straight Electrode for 1108 Bomb, Parr 4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/spacer-for-1266-1356-parr-388a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-19_991502d2-f0be-4735-b4e0-25b311afd984.png?v=1785286968</image:loc>
      <image:title>Spacer, for 1266 &amp; 1356, Parr 388A</image:title>
      <image:caption>Spacer, for 1266 &amp; 1356, Parr 388A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/socket-head-set-screw-in-electrode-for-1108-bomb-parr-sc1932sc10</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-20_c2892172-0484-426f-9bf6-a5315ed20fae.png?v=1784703818</image:loc>
      <image:title>Socket Head Set Screw in Electrode for 1108 Bomb, Parr SC1932SC10</image:title>
      <image:caption>Socket Head Set Screw in Electrode for 1108 Bomb, Parr SC1932SC10</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-loop-667-alloy-for-1241-1261-1266-6100-6200-parr-5a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-21.png?v=1784703820</image:loc>
      <image:title>Electrode, Loop, 667 Alloy, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 5A</image:title>
      <image:caption>Electrode, Loop, 667 Alloy, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 5A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/valve-knob-for-1241-1261-1266-6100-6200-parr-407a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-22.png?v=1785286969</image:loc>
      <image:title>Valve Knob, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 407A</image:title>
      <image:caption>Valve Knob, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 407A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lock-nut-for-1241-1261-1266-6100-6200-parr-398a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-23.png?v=1785286970</image:loc>
      <image:title>Lock Nut, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 398A</image:title>
      <image:caption>Lock Nut, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 398A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/needle-valve-for-1266-1356-parr-400a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-24_f55abb64-ba8a-468a-826c-89be4802f1a9.png?v=1784923523</image:loc>
      <image:title>Needle Valve, for 1266 &amp; 1356, Parr 400A</image:title>
      <image:caption>Needle Valve, for 1266 &amp; 1356, Parr 400A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/needle-valve-with-knob-for-1241-1261-1266-6100-6200-parr-a420a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-25_cbb8ae2f-5ced-4a40-8526-b512d3c7aa5b.png?v=1784703826</image:loc>
      <image:title>Needle Valve with Knob, for 1241, 1261, 1266, 6100 &amp; 6200, Parr A420A</image:title>
      <image:caption>Needle Valve with Knob, for 1241, 1261, 1266, 6100 &amp; 6200, Parr A420A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/compression-nut-for-1241-1261-1266-6100-6200-parr-397a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-26.png?v=1784923524</image:loc>
      <image:title>Compression Nut, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 397A</image:title>
      <image:caption>Compression Nut, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 397A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/outlet-valve-body-for-1241-1261-1266-6100-6200-parr-396a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-27.png?v=1784703829</image:loc>
      <image:title>Outlet Valve Body, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 396A</image:title>
      <image:caption>Outlet Valve Body, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 396A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/washer-monel-for-1266-1356-6200-parr-7vbcm</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-28.png?v=1784703830</image:loc>
      <image:title>Washer, Monel, for 1266, 1356 &amp; 6200, Parr 7VBCM</image:title>
      <image:caption>Washer, Monel, for 1266, 1356 &amp; 6200, Parr 7VBCM</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/packing-cup-for-1266-1356-parr-378a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-29.png?v=1785286972</image:loc>
      <image:title>Packing Cup, for 1266 &amp; 1356, Parr 378A</image:title>
      <image:caption>Packing Cup, for 1266 &amp; 1356, Parr 378A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/valve-seat-pctfe-material-for-1266-1356-6100-6200-parr-20vb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-30.png?v=1785286973</image:loc>
      <image:title>Valve Seat, PCTFE Material, for 1266, 1356, 6100 &amp; 6200, Parr 20VB</image:title>
      <image:caption>Valve Seat, PCTFE Material, for 1266, 1356, 6100 &amp; 6200, Parr 20VB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-394a12-bomb-head-bare-for-1108-bomb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-31_db317225-06a8-4f74-80fb-4540070f2f7e.png?v=1784923527</image:loc>
      <image:title>Parr 394A12 Bomb Head, Bare for 1108 Bomb</image:title>
      <image:caption>Parr 394A12 Bomb Head, Bare for 1108 Bomb</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-a416a3-bomb-head-assembly-for-1108-bombs</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-32.png?v=1785286974</image:loc>
      <image:title>Parr A416A3 Bomb Head Assembly for 1108 Bombs</image:title>
      <image:caption>Parr A416A3 Bomb Head Assembly for 1108 Bombs</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oring-ep-3-8-in-i-d-x-1-16-in-for-1261-1266-1356-6100-6200-parr-394hcje</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-35_41fc7c3a-886f-4d9d-b45f-0e4169511346.png?v=1784703837</image:loc>
      <image:title>O&apos;Ring, EP, 3/8 in. I.D. x 1/16 in., for 1261, 1266, 1356, 6100 &amp; 6200, Parr 394HCJE</image:title>
      <image:caption>O&apos;Ring, EP, 3/8 in. I.D. x 1/16 in., for 1261, 1266, 1356, 6100 &amp; 6200, Parr 394HCJE</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/inlet-valve-body-slip-connection-for-1241-1261-1266-6100-6200-parr-395a2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-36_31eefcb0-090d-4260-8244-c3fe741de13d.png?v=1785286976</image:loc>
      <image:title>Inlet Valve Body, Slip Connection, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 395A2</image:title>
      <image:caption>Inlet Valve Body, Slip Connection, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 395A2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/service-clamp-head-for-6100-6200-parr-475a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-37_2ed7a141-7e6a-402b-b345-ccfa64bc61ea.png?v=1784703840</image:loc>
      <image:title>Service Clamp Head, for 6100 &amp; 6200, Parr 475A</image:title>
      <image:caption>Service Clamp Head, for 6100 &amp; 6200, Parr 475A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-straight-with-sleeve-for-1266-1356-parr-4a10</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-38.png?v=1785286977</image:loc>
      <image:title>Electrode, Straight, with Sleeve, for 1266 &amp; 1356, Parr 4A10</image:title>
      <image:caption>Electrode, Straight, with Sleeve, for 1266 &amp; 1356, Parr 4A10</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/electrode-loop-with-sleeve-for-1266-1356-parr-5a10</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-39_f114fb31-674c-47ad-a7e1-1e85dd18403a.png?v=1785286978</image:loc>
      <image:title>Electrode, Loop, with Sleeve, for 1266 &amp; 1356, Parr 5A10</image:title>
      <image:caption>Electrode, Loop, with Sleeve, for 1266 &amp; 1356, Parr 5A10</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/capsule-stainless-steel-for-1271-1281-6100-6200-6300-6400-parr-43as</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-41_21c0b83b-1972-405d-9e7b-1c67108737c2.png?v=1785286980</image:loc>
      <image:title>Capsule, Stainless Steel, for 1271, 1281, 6100, 6200, 6300 &amp; 6400, Parr 43AS</image:title>
      <image:caption>Capsule, Stainless Steel, for 1271, 1281, 6100, 6200, 6300 &amp; 6400, Parr 43AS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/reducing-bushing-for-1241-1261-1266-6100-6200-parr-278a3</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-42_12c2f27c-5b6e-4935-8b52-e469a9a17ae9.png?v=1785286981</image:loc>
      <image:title>Reducing Bushing, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 278A3</image:title>
      <image:caption>Reducing Bushing, for 1241, 1261, 1266, 6100 &amp; 6200, Parr 278A3</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-a416a5-bomb-head-for-1108p-oxygen-bomb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-50_065ffabd-9c00-4343-b7a7-451af4afc143.png?v=1785286983</image:loc>
      <image:title>Parr A416A5 Bomb Head for 1108P Oxygen Bomb</image:title>
      <image:caption>Parr A416A5 Bomb Head for 1108P Oxygen Bomb</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/complete-head-assembly-for-chlorine-service-for-parr-1108cl-and-1108bcl-oxygen-combustion-vessels-parr-instruments-a416a3cl</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-51_4c92b26c-7685-44f4-afaa-0c9f1411cff9.png?v=1784703849</image:loc>
      <image:title>Complete Head Assembly for Chlorine Service for Parr 1108CL and 1108BCL Oxygen Combustion Vessels, Parr Instruments, A416A3CL</image:title>
      <image:caption>Complete Head Assembly for Chlorine Service for Parr 1108CL and 1108BCL Oxygen Combustion Vessels, Parr Instruments, A416A3CL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/head-a416a5-for-1241-1261-1266-6100-6200-parr-394a18</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-52.png?v=1784703851</image:loc>
      <image:title>Head (A416A5), for 1241, 1261, 1266, 6100 &amp; 6200, Parr 394A18</image:title>
      <image:caption>Head (A416A5), for 1241, 1261, 1266, 6100 &amp; 6200, Parr 394A18</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oxygen-vessel-cylinder-with-103a-screw-cap-parr-aa101a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-63_4f8665f0-e6f0-4b38-b430-231d5b724ce9.png?v=1784703853</image:loc>
      <image:title>Oxygen Vessel Cylinder with 103A Screw Cap, Parr AA101A</image:title>
      <image:caption>Oxygen Vessel Cylinder with 103A Screw Cap, Parr AA101A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/6-32-shss-set-screw-for-oxygen-combustion-vessel-electrode-parr-pc1332sc02</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-65.png?v=1784923530</image:loc>
      <image:title>6-32 SHSS Set Screw for Oxygen Combustion Vessel Electrode, PARR PC1332SC02</image:title>
      <image:caption>6-32 SHSS Set Screw for Oxygen Combustion Vessel Electrode, PARR PC1332SC02</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cylinder-for-chlorine-service-for-oxygen-combustion-vessel-1108bcl-parr-instruments-101acl</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4107-73.png?v=1784703856</image:loc>
      <image:title>Cylinder for Chlorine Service for Oxygen Combustion Vessel 1108BCL, Parr Instruments, 101ACL</image:title>
      <image:caption>Cylinder for Chlorine Service for Oxygen Combustion Vessel 1108BCL, Parr Instruments, 101ACL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-6520ef-water-handling-system-230-v-50-60-hz</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-09.png?v=1784703857</image:loc>
      <image:title>Parr 6520EF Water Handling System, 230 V/50-60 Hz</image:title>
      <image:caption>Parr 6520EF Water Handling System, 230 V/50-60 Hz</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/union-bulkhead-1-4-tube-for-cooling-water-supply</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-19.png?v=1784703859</image:loc>
      <image:title>Union, Bulkhead 1/4 Tube for Cooling Water Supply</image:title>
      <image:caption>Union, Bulkhead 1/4 Tube for Cooling Water Supply</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pump-and-motor-assembly-for-calorimeter-a633ddea</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-21.png?v=1784703860</image:loc>
      <image:title>Pump and Motor Assembly for Calorimeter, A633DDEA</image:title>
      <image:caption>Pump and Motor Assembly for Calorimeter, A633DDEA</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cooling-pump-assembly-for-model-6520-model-1564-parr-a1418dd</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-25.png?v=1784703862</image:loc>
      <image:title>Cooling Pump Assembly, for Model 6520 &amp; Model 1564, Parr A1418DD</image:title>
      <image:caption>Cooling Pump Assembly, for Model 6520 &amp; Model 1564, Parr A1418DD</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/female-connector-for-model-1563-parr-261hw</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-26.png?v=1784703863</image:loc>
      <image:title>Female Connector, for Model 1563, Parr 261HW</image:title>
      <image:caption>Female Connector, for Model 1563, Parr 261HW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tube-elbow-connector-3-8t-t-stem-for-model-1563-parr-230hw</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-27_3c06c003-f5bb-42ad-b13f-0fc7730145ba.png?v=1784923531</image:loc>
      <image:title>Tube Elbow Connector, 3/8T - T Stem, for Model 1563, Parr 230HW</image:title>
      <image:caption>Tube Elbow Connector, 3/8T - T Stem, for Model 1563, Parr 230HW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermoelectric-cooler-for-bucket-filling-system-parr-1864e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-28.png?v=1784703867</image:loc>
      <image:title>Thermoelectric Cooler, for Bucket Filling System, Parr 1864E.</image:title>
      <image:caption>Thermoelectric Cooler, for Bucket Filling System, Parr 1864E.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/union-bulkhead-3-8-in-t-for-6510-water-handling-system-212hw</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-33.png?v=1784923533</image:loc>
      <image:title>Union, Bulkhead, 3/8 in. T for 6510 Water Handling System, 212HW</image:title>
      <image:caption>Union, Bulkhead, 3/8 in. T for 6510 Water Handling System, 212HW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cross-union-3-8-t-truseal-for-6510-water-handling-system</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-34_358eb055-120c-4328-8194-7f04c8d1bb31.png?v=1784923535</image:loc>
      <image:title>Cross Union, 3/8 T Truseal for 6510 Water Handling System</image:title>
      <image:caption>Cross Union, 3/8 T Truseal for 6510 Water Handling System</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tube-elbow-union-1-4-t-3-8-t-stem-for-water-handling-system</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-35.png?v=1784923536</image:loc>
      <image:title>Tube Elbow Union, 1/4 T - 3/8 T Stem for Water Handling System</image:title>
      <image:caption>Tube Elbow Union, 1/4 T - 3/8 T Stem for Water Handling System</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hose-barb-union-connector-1-2-t-1-4-t</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-39_397ca3c9-9d7f-4fa9-9dab-e1fa29242765.png?v=1784923538</image:loc>
      <image:title>Hose Barb Union Connector 1/2 T-1/4 T</image:title>
      <image:caption>Hose Barb Union Connector 1/2 T-1/4 T</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/union-bulkhead-1-2-in-t-for-6510-water-handling-system-304hw</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-41.png?v=1784923539</image:loc>
      <image:title>Union Bulkhead, 1/2 in. T for 6510 Water Handling System, 304HW</image:title>
      <image:caption>Union Bulkhead, 1/2 in. T for 6510 Water Handling System, 304HW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/connector-barb-1-2-stem-3-8-in-tube-3-8-for-6510-water-handling-system-parr-instruments-309hw</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4135-47.png?v=1784703877</image:loc>
      <image:title>Connector, Barb 1/2 Stem-3/8 in Tube - 3/8 for 6510 Water Handling System, Parr Instruments, 309HW</image:title>
      <image:caption>Connector, Barb 1/2 Stem-3/8 in Tube - 3/8 for 6510 Water Handling System, Parr Instruments, 309HW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/in-line-filter-for-1266-1271-1281-1356-6300-6400-parr-149c</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4137-04.png?v=1785286984</image:loc>
      <image:title>In Line Filter, for 1266, 1271, 1281, 1356, 6300 &amp; 6400, Parr 149C</image:title>
      <image:caption>In Line Filter, for 1266, 1271, 1281, 1356, 6300 &amp; 6400, Parr 149C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tubing-black-latex-5-16-in-i-d-x-0-1-25-in-wall-for-1266-parr-jr0056tb125</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4137-08.png?v=1785286985</image:loc>
      <image:title>Tubing, Black Latex, 5/16 in. I.D. x 0.1 25 in. Wall, for 1266, Parr JR0056TB125</image:title>
      <image:caption>Tubing, Black Latex, 5/16 in. I.D. x 0.1 25 in. Wall, for 1266, Parr JR0056TB125</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/1850-ml-glass-delivery-pipette-for-model-6510-water-handling-system-parr-instruments-167hw2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4137-15.png?v=1784703882</image:loc>
      <image:title>1850 mL Glass Delivery Pipette for Model 6510 Water Handling System, Parr Instruments, 167HW2</image:title>
      <image:caption>1850 mL Glass Delivery Pipette for Model 6510 Water Handling System, Parr Instruments, 167HW2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/solid-state-relay-10-amp-3-60-vdc-input-parr-1850e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4137-20.png?v=1784703883</image:loc>
      <image:title>Solid State Relay, 10 Amp, 3-60 VDC Input, Parr Instrument Company, 1850E</image:title>
      <image:caption>Solid State Relay, 10 Amp, 3-60 VDC Input, Parr Instrument Company, 1850E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/controller-1-32-din-for-parr-water-handling-system-a1851e2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4137-21.png?v=1784703885</image:loc>
      <image:title>Controller, 1/32 DIN, for Parr Water Handling System, A1851E2</image:title>
      <image:caption>Controller, 1/32 DIN, for Parr Water Handling System, A1851E2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/controller-1-32-din-for-parr-model-6520-water-handling-system-and-model-6400-calorimeter-parr-instruments-a1851e</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4137-25.png?v=1784703887</image:loc>
      <image:title>Controller, 1/32 DIN for Parr Model 6520 Water Handling System and Model 6400 Calorimeter, Parr Instruments, A1851E</image:title>
      <image:caption>Controller, 1/32 DIN for Parr Model 6520 Water Handling System and Model 6400 Calorimeter, Parr Instruments, A1851E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cooling-block-assy-a284hw-for-6510-water-handling-system-parr-instruments-a284hw</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4137-28.png?v=1784703888</image:loc>
      <image:title>Cooling Block Assy.  A284HW for 6510 Water Handling System, Parr Instruments, A284HW</image:title>
      <image:caption>Cooling Block Assy.  A284HW for 6510 Water Handling System, Parr Instruments, A284HW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/union-1-4-in-male-for-parr-calorimeters-parr-221hw</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4137-32_4d6398d2-b4f1-4e40-b494-d4e8634176e2.png?v=1784703890</image:loc>
      <image:title>Union, 1/4 in. Male for PARR Calorimeters, PARR 221HW</image:title>
      <image:caption>Union, 1/4 in. Male for PARR Calorimeters, PARR 221HW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/reducer-tube-3-8-in-t-x-1-4-in-t-for-parr-calorimeters-parr-220hw</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4137-33.png?v=1784703892</image:loc>
      <image:title>Reducer Tube 3/8 in. T x 1/4 in. T for PARR Calorimeters, PARR 220HW</image:title>
      <image:caption>Reducer Tube 3/8 in. T x 1/4 in. T for PARR Calorimeters, PARR 220HW</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-model-1552ea-water-cooler-115-v-50-60-hz-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4146-01.png?v=1784703893</image:loc>
      <image:title>Parr Model 1552EA Water Cooler, 115 V/ 50-60 Hz [REPRESENTATIVE IMAGE]</image:title>
      <image:caption>Parr Model 1552EA Water Cooler, 115 V/ 50-60 Hz [REPRESENTATIVE IMAGE]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/parr-model-1552ef-water-cooler-230-v-50-60-hz-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4146-02.png?v=1784703895</image:loc>
      <image:title>Water Cooler, 230 V/ 50-60 Hz, Parr Instrument Company, 1552EF</image:title>
      <image:caption>Water Cooler, 230 V/ 50-60 Hz, Parr Instrument Company, 1552EF</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/rinse-tank-for-parr-6420ea-expanded-system-isoperobol-calorimeter-1576</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4147-02.png?v=1784703897</image:loc>
      <image:title>Rinse Tank for Parr 6420EA Expanded System Isoperobol Calorimeter, 1576</image:title>
      <image:caption>Rinse Tank for Parr 6420EA Expanded System Isoperobol Calorimeter, 1576</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-amber-wide-mouth-packer-60-ml-33-400-neck-no-caps-216-cs</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4293-14.png?v=1784703898</image:loc>
      <image:title>Bottle, Amber Wide Mouth Packer, 60 mL, 33-400 Neck, No Caps, 216/CS, Berlin Packaging, GLA-00914</image:title>
      <image:caption>Bottle, Amber Wide Mouth Packer, 60 mL, 33-400 Neck, No Caps, 216/CS, Berlin Packaging, GLA-00914</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/caps-black-ribbed-phenolic-with-f217-foam-and-ptfe-liner-33-400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4293-15.png?v=1784703900</image:loc>
      <image:title>Caps, Black Ribbed Phenolic with F217 Foam and PTFE Liner, 33-400, Berlin Packagng, CAP-00205</image:title>
      <image:caption>Caps, Black Ribbed Phenolic with F217 Foam and PTFE Liner, 33-400, Berlin Packagng, CAP-00205</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/benzoic-acid-powder-30g-bottle-parr-3403</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4375-01.png?v=1784703903</image:loc>
      <image:title>Benzoic Acid Powder, 30g Bottle, Parr 3403</image:title>
      <image:caption>Benzoic Acid Powder, 30g Bottle, Parr 3403</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/benzoic-acid-1-g-pellet-package-of-20</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4377-01.png?v=1784703906</image:loc>
      <image:title>Benzoic Acid, 1 g Pellet (Package of 20)</image:title>
      <image:caption>Benzoic Acid, 1 g Pellet (Package of 20)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/benzoic-acid-1-g-pellet-package-of-100</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4377-02.png?v=1785286988</image:loc>
      <image:title>Benzoic Acid Calorimeter Standard, 100 x 1 g Pellets, Parr Instrument Company, 3415</image:title>
      <image:caption>Benzoic Acid Calorimeter Standard, 100 x 1 g Pellets, Parr Instrument Company, 3415</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/benzoic-acid-1-g-pellet-package-of-500-parr-3416-non-regulated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4377-03_0be1982e-3bc4-48c9-b1be-a00bef3c2d72.png?v=1784777596</image:loc>
      <image:title>Benzoic Acid Calorimeter Standard, 500 x 1 g Pellets, Parr Instrument Company,3416</image:title>
      <image:caption>Benzoic Acid Calorimeter Standard, 500 x 1 g Pellets, Parr Instrument Company,3416</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/benzoic-acid-pellets-0-2-gram-500-bottle-parr-3417</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4377-05.png?v=1784703915</image:loc>
      <image:title>Benzoic Acid Pellets, 0.2 gram, 500/Bottle., Parr 3417</image:title>
      <image:caption>Benzoic Acid Pellets, 0.2 gram, 500/Bottle., Parr 3417</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/benzoic-acid-pellets-0-2-gram-1000-bottle-parr-3418</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4377-06.png?v=1784703918</image:loc>
      <image:title>Benzoic Acid Pellets, 0.2 gram, 1000/Bottle, Parr 3418</image:title>
      <image:caption>Benzoic Acid Pellets, 0.2 gram, 1000/Bottle, Parr 3418</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tris-calorimetric-test-substance-100-g-bottle-parr-instruments-3422</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Tris, Calorimetric Test Substance, 100 g Bottle, Parr Instruments, 3422</image:title>
      <image:caption>Tris, Calorimetric Test Substance, 100 g Bottle, Parr Instruments, 3422</image:caption>
    </image:image>
  </url>
  <url>
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      <image:caption>Benzoic Acid (1 g Tablets), 500/PK</image:caption>
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  <url>
    <loc>https://preiser.com/products/volatile-matter-crucible-with-cover-parr-3101</loc>
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      <image:caption>Volatile Matter Crucible with Cover, Parr Instrument Company, 3101</image:caption>
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  </url>
  <url>
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      <image:caption>Volatile Matter Crucible without Cover, Parr 3102</image:caption>
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  </url>
  <url>
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      <image:caption>Volatile Matter Crucible Cover Only, Parr 3103</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/volatile-matter-crucible-cover-with-hole-for-probe-cover-only</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Volatile Matter Crucible Cover with Hole for Probe [COVER ONLY]</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/clamp-bench-parr-instrument-company-a124a2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Clamp Bench, Parr Instrument Company, A124A2</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/bomb-head-stand-parr-a38a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Bomb Head Stand, Parr A38A</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/combustion-crucible-capsule-for-bomb-calorimeter-translucent-quartz-1-1-4-in-x-7-8-in-x-5-8-in</loc>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Combustion Crucible/Capsule for Bomb Calorimeter, Translucent Quartz 1-1/4 in. X 7/8 in. X 5/8 in.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/fuse-wire-nickel-alloy-10-cm-for-1266-1356-6100-6200-card-of-300-pcs</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Fuse Wire, Nickel Chromium Alloy, 10 cm Card, for 1266, 1356, 6100 &amp; 6200, 500 pcs/Card, 3 Cards/PK (1500 pcs/PK), Parr Instrument Company, 45C10</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/filling-connection-assembly-parr-a19a16</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Filling Connection Assembly, Parr A19A16</image:title>
      <image:caption>Filling Connection Assembly, Parr A19A16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cold-finger-condenser-for-250-ml-erlenmeyer-flask-plain-with-3-8-in-hose-barbs</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Cold Finger Condenser for 250 mL Erlenmeyer Flask, Plain with 3/8 in. Hose Barbs</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/container-round-paint-can-plain-1qt</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4525-46_cb8e1178-52c2-4913-a921-fd4c63b9964e.png?v=1784703944</image:loc>
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      <image:caption>Container, Round Paint Can, Plain, 1qt</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/container-round-paint-can-plain-with-lid-1-gallon</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:title>Container, Round Paint Can, Plain with Lid, 1 Gallon</image:title>
      <image:caption>Container, Round Paint Can, Plain with Lid, 1 Gallon</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/paint-can-metal-lined-1-gallon-46-cs-cincinnati-container-301128epgl</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Paint Can, Metal, Lined, 1 gallon, 46/CS, Cincinnati Container, 301128EPGL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/metal-paint-can-lined-1-gal-34-cs-301128gl</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4525-77.png?v=1784703949</image:loc>
      <image:title>Metal Paint Can, Lined, 1 gal, 34/CS, 301128GL</image:title>
      <image:caption>Metal Paint Can, Lined, 1 gal, 34/CS, 301128GL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/jug-2-5-gal-natural-hdpe-f-style-63-485-neck-finish-2-cs-non-certified-22025nhu</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4535-79.png?v=1784703951</image:loc>
      <image:title>Jug, 2.5 gal Natural HDPE, F Style, 63-485 Neck Finish, 2/CS, Non-Certified, 22025NHU</image:title>
      <image:caption>Jug, 2.5 gal Natural HDPE, F Style, 63-485 Neck Finish, 2/CS, Non-Certified, 22025NHU</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/standard-duty-utility-cart-traditional-300-lb-capacity-with-11-3-4-in-shelf-clearance-16-1-4-in-x-27-1-2-in-x-32-1-8-in-h</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Standard Duty Utility Cart, Traditional, 300 lb. Capacity, with 11-3/4 in. Shelf Clearance, 16-1/4 in. x 27-1/2 in. x 32-1/8 in. H</image:title>
      <image:caption>Standard Duty Utility Cart, Traditional, 300 lb. Capacity, with 11-3/4 in. Shelf Clearance, 16-1/4 in. x 27-1/2 in. x 32-1/8 in. H</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/standard-duty-utility-cart-traditional-300-lb-capacity-with-12-1-4-in-shelf-clearance-18-3-8-in-x-30-3-4-in-x-33-in-h</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4540-02.png?v=1784703954</image:loc>
      <image:title>Standard Duty Utility Cart, Traditional, 300 lb. Capacity, with 12-1/4 in. Shelf Clearance, 18-3/8 in.x 30-3/4 in. x 33 in. H</image:title>
      <image:caption>Standard Duty Utility Cart, Traditional, 300 lb. Capacity, with 12-1/4 in. Shelf Clearance, 18-3/8 in.x 30-3/4 in. x 33 in. H</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cart-19-1-4-in-w-x-32-in-l-x-33-3-4-in-h-utility-with-guard-rail-standard-swivel-casters-and-three-shelves-400-lb-capacity</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4542-02.png?v=1784703956</image:loc>
      <image:title>Cart, 19-1/4 in.(W) x 32 in.(L) x 33-3/4 in.(H), Utility, with Guard Rail, Standard Swivel Casters and Three Shelves, 400 lb Capacity</image:title>
      <image:caption>Cart, 19-1/4 in.(W) x 32 in.(L) x 33-3/4 in.(H), Utility, with Guard Rail, Standard Swivel Casters and Three Shelves, 400 lb Capacity</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/extra-utility-open-cart-capacity-300-lb-gray-length-40-in-height-37-in-width-20-in</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4544-11.png?v=1784703957</image:loc>
      <image:title>Xtra Open-Sided Utility Cart, Capacity 300 lb, Gray, Length 40 in., Height 37 in., Width 20 in., Rubbermaid, FG409100GRAY</image:title>
      <image:caption>Xtra Open-Sided Utility Cart, Capacity 300 lb, Gray, Length 40 in., Height 37 in., Width 20 in., Rubbermaid, FG409100GRAY</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cart-rubbermaid-utility-39-in-l-x-18-in-w-x-33-in-h-2-shelves-black-500lb-capacity</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4544-13.png?v=1784703959</image:loc>
      <image:title>Cart, Rubbermaid Utility, 39 in. L x 18 in. W x 33 in. H, 2 shelves, Black, 500lb. Capacity</image:title>
      <image:caption>Cart, Rubbermaid Utility, 39 in. L x 18 in. W x 33 in. H, 2 shelves, Black, 500lb. Capacity</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cart-laboratory-pan-2-shelf-34-88-x-19-0-x-36-38-in-max-400-lb-load-labconco-8047500</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4544-16_10a5c7af-294a-4dff-85e0-7cb80b26f34d.png?v=1784703961</image:loc>
      <image:title>Cart, Laboratory Pan, 2 Shelf, 34.88 x 19.0 x 36.38 in., Max 400 lb Load, Labconco, 8047500</image:title>
      <image:caption>Cart, Laboratory Pan, 2 Shelf, 34.88 x 19.0 x 36.38 in., Max 400 lb Load, Labconco, 8047500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-holder-rigid-grips-all-rods-and-extension-arms-of-clamps-up-to-0-71-inch-in-diameter</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4590-01.png?v=1784703962</image:loc>
      <image:title>Clamp Holder, Rigid, Grips all Rods and Extension Arms of Clamps, Up to 0.71 inch in Diameter</image:title>
      <image:caption>Clamp Holder, Rigid, Grips all Rods and Extension Arms of Clamps, Up to 0.71 inch in Diameter</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cement-alundum-refractory-5-lbs-pk-3254743</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4619-01_4674ee68-5825-42cb-8afc-811c3aa3d89b.png?v=1784703965</image:loc>
      <image:title>Cement, Alundum Refractory, 5 lbs/PK, 3254743</image:title>
      <image:caption>Cement, Alundum Refractory, 5 lbs/PK, 3254743</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/multi-purpose-centrifuge-120-v-us-plug-rotor-not-included-globe-scientific-gcc-mp</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4630-02_68a990d7-54e4-4b0a-9af6-4bf9d22a9356.png?v=1784703967</image:loc>
      <image:title>Multi Purpose Centrifuge, 120 V, US Plug, Rotor Not Included, Globe Scientific, GCC-MP</image:title>
      <image:caption>Multi Purpose Centrifuge, 120 V, US Plug, Rotor Not Included, Globe Scientific, GCC-MP</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/rotor-8-place-50-ml-centrifuge-tubes-5000-rpm-maximum-aluminum-for-centrifuge-model-gcc-mp-globe-scientific-gcc-mp-50ml8</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4630-03_b9740328-9d14-4634-9caf-8ba3488b593b.png?v=1784703969</image:loc>
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      <image:caption>Rotor, 8-Place, 50 ml Centrifuge Tubes, 5000 rpm Maximum, Aluminum, for Centrifuge Model GCC-MP, Globe Scientific, GCC-MP-50ML8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tube-buckets-50-ml-for-use-with-gcc-mp-swing-rotor-4-pk-globe-scientific-gcc-mp-swing-50ml8</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4630-04_ff6000b7-eeae-424e-b03e-0328c1908bfc.png?v=1784703970</image:loc>
      <image:title>Tube Buckets, 50 mL, for Use with GCC-MP-SWING Rotor, 4/PK, Globe Scientific, GCC-MP-SWING-50ML8</image:title>
      <image:caption>Tube Buckets, 50 mL, for Use with GCC-MP-SWING Rotor, 4/PK, Globe Scientific, GCC-MP-SWING-50ML8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/centrifuge-clinical-standard-120-v-60-hz-us-plug-with-12-place-rotor-sleeves-and-risers-gcc-s</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4630-05.png?v=1784703972</image:loc>
      <image:title>Centrifuge, Clinical, Standard, 120 V/60 Hz, US Plug, with 12-Place Rotor, Sleeves and Risers, GCC-S</image:title>
      <image:caption>Centrifuge, Clinical, Standard, 120 V/60 Hz, US Plug, with 12-Place Rotor, Sleeves and Risers, GCC-S</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hettich-rotanta-460-benchtop-centrifuge-without-rotor-110-127v-50-60-hz</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4634-01.png?v=1784703973</image:loc>
      <image:title>Hettich Rotanta 460 Benchtop Centrifuge, without  Rotor, 110-127V, 50-60 Hz.</image:title>
      <image:caption>Hettich Rotanta 460 Benchtop Centrifuge, without  Rotor, 110-127V, 50-60 Hz.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/rotor-4-place-swing-out-for-astm-tubes-without-suspensions-for-rotanta-460-centrifuge</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4634-02.png?v=1784703975</image:loc>
      <image:title>Rotor, 4-Place, Swing-Out, 90 degree Angle, for ASTM Tubes, without  Suspensions, for Rotanta 460 and RotoFix 46 Centrifuges, Hettich, 4474</image:title>
      <image:caption>Rotor, 4-Place, Swing-Out, 90 degree Angle, for ASTM Tubes, without  Suspensions, for Rotanta 460 and RotoFix 46 Centrifuges, Hettich, 4474</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/groove-suspension-light-metal-for-astm-tubes-for-rotanta-460-centrifuge</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4634-03.png?v=1784703977</image:loc>
      <image:title>Bucket, Groove Suspension, Light Metal, for ASTM Tubes, for Rotanta 460 and RotoFix 46 Centrifuge, Hettich, 4275</image:title>
      <image:caption>Bucket, Groove Suspension, Light Metal, for ASTM Tubes, for Rotanta 460 and RotoFix 46 Centrifuge, Hettich, 4275</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/reducing-part-1-x-100-ml-polypropylene-for-astm-tubes-conical-for-rotanta-460-centrifuge</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4634-04.png?v=1784703978</image:loc>
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      <image:caption>Adapter, Cushion Reducing Part, 1 x 100 mL, Polypropylene, for ASTM Tubes, Conical, for Rotanta 460 and RotoFix 46 Centrifuge, Hettich, 4276</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/multifuge-x1r-pro-120-v-h-flex-cell-culture-package-thermo-scientific-75017008</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4635-10.png?v=1784703980</image:loc>
      <image:title>Multifuge X1R Pro, 120 V H-Flex Cell Culture Package, Thermo Scientific, 75017008</image:title>
      <image:caption>Multifuge X1R Pro, 120 V H-Flex Cell Culture Package, Thermo Scientific, 75017008</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/microcentrifuge-with-24-place-rotor-for-1-5-to-2-ml-microcentrifuge-tubes-120-v-60-hz-globe-scientific-gmc-24</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4636-95_8a72dbcc-e9c0-444a-9562-d3c441ffb3d1.png?v=1784704021</image:loc>
      <image:title>Microcentrifuge with 24-Place Rotor for 1.5 to 2 mL Microcentrifuge Tubes, 120 V, 60 Hz, Globe Scientific, GMC-24</image:title>
      <image:caption>Microcentrifuge with 24-Place Rotor for 1.5 to 2 mL Microcentrifuge Tubes, 120 V, 60 Hz, Globe Scientific, GMC-24</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/globe-scientific-microcentrifuge-tubes-2ml-snap-cap-111568</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-02.png?v=1784704023</image:loc>
      <image:title>Microcentrifuge Tubes, 2 mL, Attached Snap Cap, Rounded Bottom, Polypropylene (PP), 1000/PK, Globe Scientific, 111568</image:title>
      <image:caption>Microcentrifuge Tubes, 2 mL, Attached Snap Cap, Rounded Bottom, Polypropylene (PP), 1000/PK, Globe Scientific, 111568</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/microcentrifuge-tube-2-ml-polypropylene-with-snap-cap-500-pk-globe-scientific-111572</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-05.png?v=1784704024</image:loc>
      <image:title>Microcentrifuge Tube, 2 mL, Polypropylene, with Snap Cap, 500/PK, Globe Scientific, 111572</image:title>
      <image:caption>Microcentrifuge Tube, 2 mL, Polypropylene, with Snap Cap, 500/PK, Globe Scientific, 111572</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/microcentrifuge-tube-1-5-ml-polypropylene-attached-snap-cap-graduated-natural-globe-scientific-111558</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-11.png?v=1784704026</image:loc>
      <image:title>Microcentrifuge Tube, 1.5 mL, Polypropylene, Attached Snap Cap, Graduated, Natural, Globe Scientific, 111558</image:title>
      <image:caption>Microcentrifuge Tube, 1.5 mL, Polypropylene, Attached Snap Cap, Graduated, Natural, Globe Scientific, 111558</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/microcentrifuge-tube-0-5-ml-polypropylene-attached-snap-cap-graduated-natural-500-cs-in-stand-up-zip-lock-bag-globe-scientific-111554</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-12.png?v=1784704028</image:loc>
      <image:title>Microcentrifuge Tube, 0.5 mL, Polypropylene, Attached Snap Cap, Graduated, NATURAL, 500/CS in Stand-Up Zip Lock Bag, Globe Scientific, 111554</image:title>
      <image:caption>Microcentrifuge Tube, 0.5 mL, Polypropylene, Attached Snap Cap, Graduated, NATURAL, 500/CS in Stand-Up Zip Lock Bag, Globe Scientific, 111554</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pcr-tubes-0-2-ml-thin-walled-polypropylene-non-sterile-attached-domed-cap-autoclavable-clear-960-cs-corning-6531</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-13.png?v=1784704029</image:loc>
      <image:title>PCR Tubes, 0.2 mL, Thin-Walled, Polypropylene, Non-Sterile, Attached Domed Cap, Autoclavable, Clear, 960/CS, Corning, 6531</image:title>
      <image:caption>PCR Tubes, 0.2 mL, Thin-Walled, Polypropylene, Non-Sterile, Attached Domed Cap, Autoclavable, Clear, 960/CS, Corning, 6531</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/costar-1-7-ml-snap-cap-microcentrifuge-tube-polypropylene-nonsterile-500-case-corning-3620</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-19.png?v=1784704031</image:loc>
      <image:title>Costar 1.7 mL Snap Cap Microcentrifuge Tube, Polypropylene, Nonsterile, 500/Case, Corning, 3620</image:title>
      <image:caption>Costar 1.7 mL Snap Cap Microcentrifuge Tube, Polypropylene, Nonsterile, 500/Case, Corning, 3620</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lse-high-speed-microcentrifuge-120-v-50-60-hz-1-cs-corning-6765-hs</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-20.png?v=1784704032</image:loc>
      <image:title>LSE High-Speed Microcentrifuge, 120 V, 50-60 Hz, 1/CS, Corning, 6765-HS</image:title>
      <image:caption>LSE High-Speed Microcentrifuge, 120 V, 50-60 Hz, 1/CS, Corning, 6765-HS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/individual-adapters-for-0-5-0-4-ml-tubes-6-cs-corning-480134</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-24.png?v=1784704034</image:loc>
      <image:title>Individual Adapters for 0.5/0.4 mL Tubes, 6/CS, Corning, 480134</image:title>
      <image:caption>Individual Adapters for 0.5/0.4 mL Tubes, 6/CS, Corning, 480134</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/individual-adapters-for-0-2-ml-tubes-6-cs-corning-480135-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-25.png?v=1784704035</image:loc>
      <image:title>Individual Adapters for 0.2 mL Tubes, 6/CS, Corning, 480135 [REPRESENTATIVE IMAGE]</image:title>
      <image:caption>Individual Adapters for 0.2 mL Tubes, 6/CS, Corning, 480135 [REPRESENTATIVE IMAGE]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lse-6-x-50-ml-fixed-angle-rotor-for-compact-centrifuge-1-cs-corning-480136</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-31.png?v=1784704038</image:loc>
      <image:title>LSE 6 x 50 mL Fixed Angle Rotor for Compact Centrifuge, 1/CS, Corning, 480136</image:title>
      <image:caption>LSE 6 x 50 mL Fixed Angle Rotor for Compact Centrifuge, 1/CS, Corning, 480136</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lse-12-x-15-ml-fixed-angle-rotor-for-compact-centrifuge-1-cs-corning-480137</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-32_3f4354b3-cb69-49cc-bd9d-98721afbe1eb.png?v=1784704039</image:loc>
      <image:title>LSE 12 x 15 mL Fixed Angle Rotor, for Compact Centrifuge, 1/CS, Corning, 480137</image:title>
      <image:caption>LSE 12 x 15 mL Fixed Angle Rotor, for Compact Centrifuge, 1/CS, Corning, 480137</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lse-6-x-5-ml-swing-out-rotor-for-compact-centrifuge-1-cs-corning-480138</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-33.png?v=1784704040</image:loc>
      <image:title>LSE 6 x 5 mL Swing-out Rotor, for Compact Centrifuge, 1/CS, Corning, 480138</image:title>
      <image:caption>LSE 6 x 5 mL Swing-out Rotor, for Compact Centrifuge, 1/CS, Corning, 480138</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lse-18-x-1-5-ml-fixed-angle-rotor-corning-for-compact-centrifuge-1-cs-480139</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-34_a4d92e71-638c-46a1-a8c4-0d937dcc9aeb.png?v=1784704042</image:loc>
      <image:title>LSE 18 x 1.5 mL Fixed Angle Rotor, Corning, for Compact Centrifuge, 1/CS, 480139</image:title>
      <image:caption>LSE 18 x 1.5 mL Fixed Angle Rotor, Corning, for Compact Centrifuge, 1/CS, 480139</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lse-combination-rotor-for-5-15-and-50-ml-tubes-for-corning-compact-centrifuge-1-cs-corning-480143</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-35.png?v=1784704044</image:loc>
      <image:title>LSE Combination Rotor for 5, 15, and 50 mL Tubes, for Corning Compact Centrifuge, 1/CS, Corning, 480143</image:title>
      <image:caption>LSE Combination Rotor for 5, 15, and 50 mL Tubes, for Corning Compact Centrifuge, 1/CS, Corning, 480143</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lse-adapters-for-10-and-15-ml-tubes-in-50-ml-rotor-for-corning-compact-centrifuge-6-cs-corning-480140</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-36.png?v=1784704045</image:loc>
      <image:title>LSE Adapters for 10 and 15 mL Tubes in 50 mL Rotor, for Corning Compact Centrifuge, 6/CS Corning, 480140</image:title>
      <image:caption>LSE Adapters for 10 and 15 mL Tubes in 50 mL Rotor, for Corning Compact Centrifuge, 6/CS Corning, 480140</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lse-adapters-for-5-and-7-ml-tubes-in-50-ml-rotor-for-corning-compact-centrifuge-6-cs-corning-480141-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-37.png?v=1784704048</image:loc>
      <image:title>LSE Adapters for 5 and 7 mL Tubes in 50 mL Rotor, for Corning Compact Centrifuge, 6/CS, Corning, 480141 [REPRESENTATIVE IMAGE]</image:title>
      <image:caption>LSE Adapters for 5 and 7 mL Tubes in 50 mL Rotor, for Corning Compact Centrifuge, 6/CS, Corning, 480141 [REPRESENTATIVE IMAGE]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lse-adapters-for-5-7-and-10-ml-tubes-in-15-ml-rotor-for-corning-compact-centrifuge-6-cs-corning-480142-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-38.png?v=1784704049</image:loc>
      <image:title>LSE Adapters for 5, 7, and 10 mL Tubes in 15 mL Rotor, for Corning Compact Centrifuge, 6/CS, Corning, 480142 [REPRESENTATIVE IMAGE]</image:title>
      <image:caption>LSE Adapters for 5, 7, and 10 mL Tubes in 15 mL Rotor, for Corning Compact Centrifuge, 6/CS, Corning, 480142 [REPRESENTATIVE IMAGE]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/protein-low-bind-microcentrifuge-tubes-with-hinged-snap-caps-5-ml-conical-bottom-pcr-clean-graduated-100-cs-eppendorf-0030108302</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-50.png?v=1784704051</image:loc>
      <image:title>Protein Low-Bind Microcentrifuge Tubes with Hinged Snap Caps, 5 mL Conical Bottom, PCR Clean, Graduated, 100/CS, Eppendorf, 0030108302</image:title>
      <image:caption>Protein Low-Bind Microcentrifuge Tubes with Hinged Snap Caps, 5 mL Conical Bottom, PCR Clean, Graduated, 100/CS, Eppendorf, 0030108302</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/safe-lock-microcentrifuge-tubes-with-hinged-snap-cap-2-0-ml-graduated-sterile-individually-wrapped-biopur-clear-polypropylene-round-bottom-100-cs-eppendorf-022600044</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4637-51_e02886fe-54d4-447f-8f5b-a18c48541705.png?v=1784704053</image:loc>
      <image:title>Safe-Lock Microcentrifuge Tubes with Hinged Snap Cap, 2.0 mL, Graduated, STERILE, Individually Wrapped, Biopur Clear, Polypropylene, Round Bottom, 100/CS, Eppendorf, 022600044</image:title>
      <image:caption>Safe-Lock Microcentrifuge Tubes with Hinged Snap Cap, 2.0 mL, Graduated, STERILE, Individually Wrapped, Biopur Clear, Polypropylene, Round Bottom, 100/CS, Eppendorf, 022600044</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-tubing-autoclavable-15-positions-control-throttles-flow-from-completely-open-to-close-package-of-12</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4662-01.png?v=1784704054</image:loc>
      <image:title>Clamp, Tubing, Autoclavable, 15 Positions Control, Throttles Flow From Completely Open to Close, Package of 12</image:title>
      <image:caption>Clamp, Tubing, Autoclavable, 15 Positions Control, Throttles Flow From Completely Open to Close, Package of 12</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-versatile-3-finger-used-with-90-4590-rigid-clamp-holder-to-hold-burets-condensers-flasks-maximum-jaw-opening-is-4-1-8-in</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4689-03.png?v=1784704056</image:loc>
      <image:title>Clamp, Versatile, 3 Finger. Used with 90-4590 Rigid Clamp Holder to Hold Burets, Condensers, Flasks, Maximum Jaw Opening is 4-1/8 in.</image:title>
      <image:caption>Clamp, Versatile, 3 Finger. Used with 90-4590 Rigid Clamp Holder to Hold Burets, Condensers, Flasks, Maximum Jaw Opening is 4-1/8 in.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-versatile-3-finger-used-with-90-4590-rigid-clamp-holder-to-hold-burets-condensers-flasks-maximum-jaw-opening-is-3-1-2-in</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4689-04_297a9805-ac51-4a5c-b0d1-520268d1f602.png?v=1784704057</image:loc>
      <image:title>Clamp, Versatile, 3 Finger. Used with 90-4590 Rigid Clamp Holder to Hold Burets, Condensers, Flasks, Maximum Jaw Opening is 3-1/2 in.</image:title>
      <image:caption>Clamp, Versatile, 3 Finger. Used with 90-4590 Rigid Clamp Holder to Hold Burets, Condensers, Flasks, Maximum Jaw Opening is 3-1/2 in.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/swivel-clamp-medium-3-prong-dual-adjustments-nickel-plated-zinc-0-to-69-mm-0-to-2-72-in-20-mm-0-79-in-prong-width-178-mm-7-01-in-length-includes-fiberglass-covers-for-high-temperature-use-troemmer-916066</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4691-03_0de690a6-dd2f-4b58-a360-76fb334cdccc.png?v=1784704059</image:loc>
      <image:title>Swivel Clamp, Medium 3-Prong Dual Adjustments, Nickel-Plated Zinc, 0 to 69 mm (0 to 2.72 in.), 20 mm (0.79 in.) Prong Width, 178 mm (7.01 in.) Length, Includes Fiberglass Covers for High Temperature Use, Troemmer, 916066</image:title>
      <image:caption>Swivel Clamp, Medium 3-Prong Dual Adjustments, Nickel-Plated Zinc, 0 to 69 mm (0 to 2.72 in.), 20 mm (0.79 in.) Prong Width, 178 mm (7.01 in.) Length, Includes Fiberglass Covers for High Temperature Use, Troemmer, 916066</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/3-prong-extension-clamp-with-boss-head-ecsil2</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4691-06.png?v=1784704060</image:loc>
      <image:title>3-Prong Extension Clamp with Boss Head, ECSIL2</image:title>
      <image:caption>3-Prong Extension Clamp with Boss Head, ECSIL2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-utility-vinylized-round-jaws-small-precision-can-be-rotated-360-degrees-and-extended-1-2-in-to-1-3-4-in-locks-securely-in-any-position</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4695-01.png?v=1784704063</image:loc>
      <image:title>Clamp, Utility, With Boss Head and Vinylized Round Jaws, Small, Precision, Can be Rotated 360 Degrees and Extended 1/2 in. to 1-3/4 in. COBR3-FR</image:title>
      <image:caption>Clamp, Utility, With Boss Head and Vinylized Round Jaws, Small, Precision, Can be Rotated 360 Degrees and Extended 1/2 in. to 1-3/4 in. COBR3-FR</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-utility-vinylized-round-jaws-medium-precision-jaw-will-grip-objects-up-to-2-1-4-in-in-diameter-fits-onto-rods-up-to-3-4-in</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4697-01.png?v=1784704064</image:loc>
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      <image:caption>Clamp, Utility, Vinylized Round Jaws, Medium, Precision, Jaw Will Grip Objects up to 2-1/4 in. in Diameter, Fits onto Rods up to 3/4 in.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-days-pinchcock-nickel-plated-steel-wire-for-up-to-3-8-in-diameter-tubing-2-5-8-in-long</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4753-01_cd1c0172-9bf9-4c01-9c27-f3adef4443f4.png?v=1784704066</image:loc>
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      <image:caption>Clamp, Day&apos;s Pinchcock, Nickel Plated Steel Wire, for up to 3/8 in. Diameter Tubing, 2-5/8 in. Long</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-pinchcock-small-made-of-flat-steel-wire-nickel-plated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4759-01.png?v=1784704068</image:loc>
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      <image:caption>Clamp, Pinchcock, Small, Made of Flat Steel Wire, Nickel Plated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-pinchcock-medium-made-of-flat-steel-wire-nickel-plated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4759-02_8422f7e6-b65d-4bdf-b25a-ac6d3d40988d.png?v=1784704069</image:loc>
      <image:title>Clamp, Pinchcock, Medium.  Made of Flat Steel Wire, Nickel Plated</image:title>
      <image:caption>Clamp, Pinchcock, Medium.  Made of Flat Steel Wire, Nickel Plated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-pinchcock-large-made-of-flat-steel-wire-nickel-plated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4759-03.png?v=1784704070</image:loc>
      <image:title>Clamp, Pinchcock, Large, Made of Flat Steel Wire, Nickel Plated</image:title>
      <image:caption>Clamp, Pinchcock, Large, Made of Flat Steel Wire, Nickel Plated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-hoffmans-screw-screw-compressor-stamped-brass-nickel-plated-jaw-opening-1-2-in-x-3-4-in-humboldt-h-8700</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4761-79_5347d278-ae85-4156-96b2-40f04a885508.png?v=1784704072</image:loc>
      <image:title>Clamp, Hoffman&apos;s Screw, Screw Compressor, Stamped Brass, Nickel Plated, Jaw Opening 1/2 in. x 3/4 in., Humboldt, H-8700</image:title>
      <image:caption>Clamp, Hoffman&apos;s Screw, Screw Compressor, Stamped Brass, Nickel Plated, Jaw Opening 1/2 in. x 3/4 in., Humboldt, H-8700</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-hoffmans-screw-screw-compressor-stamped-brass-nickel-plated-jaw-opening-5-8-in-x-1-in-humboldt-h-8720</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4761-80.png?v=1784704074</image:loc>
      <image:title>Clamp, Hoffman&apos;s Screw, Screw Compressor, Stamped Brass, Nickel Plated, Jaw Opening 5/8 in. x 1 in., Humboldt, H-8720</image:title>
      <image:caption>Clamp, Hoffman&apos;s Screw, Screw Compressor, Stamped Brass, Nickel Plated, Jaw Opening 5/8 in. x 1 in., Humboldt, H-8720</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamp-hoffman-closed-jaw-nickel-plated-brass-construction-up-to-5-8-in-maximum-height-3-4-in-wide</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4762-93.png?v=1784704076</image:loc>
      <image:title>Clamp, Hoffman Closed-Jaw, Nickel Plated Brass Construction, up to 5/8 in. Maximum Height, 3/4 in. Wide</image:title>
      <image:caption>Clamp, Hoffman Closed-Jaw, Nickel Plated Brass Construction, up to 5/8 in. Maximum Height, 3/4 in. Wide</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/orion-aquafast-iv-colorimeter-model-aq4000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4767-01_98d797ea-c2ff-4a48-a027-6820869a1c82.png?v=1784704077</image:loc>
      <image:title>Orion AQUAfast IV Colorimeter Model AQ4000</image:title>
      <image:caption>Orion AQUAfast IV Colorimeter Model AQ4000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/silica-auto-test-to-use-with-orion-aquafast-iv-colorimeter-ac4060</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4767-10_66c17dd8-8a5c-4c72-9b24-6e058c463aa7.png?v=1784704080</image:loc>
      <image:title>Silica Auto-Test, to Use with Orion AQUAfast IV Colorimeter, AC4060</image:title>
      <image:caption>Silica Auto-Test, to Use with Orion AQUAfast IV Colorimeter, AC4060</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/orion-aquafast-multiparameter-colorimeter-kit-thermo-scientific-aq3700</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4767-12.png?v=1784704081</image:loc>
      <image:title>Orion AQUAfast Multiparameter Colorimeter Kit, Thermo Scientific AQ3700</image:title>
      <image:caption>Orion AQUAfast Multiparameter Colorimeter Kit, Thermo Scientific AQ3700</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/orion-aquafast-ii-phosphate-ortho-hr-reagent-tablets-1-to-80-mg-l-po4-range-50-tests-thermo-scientific-ac2096</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4767-13_74ab89ec-4ed6-4f37-8b0f-1dc608f1665f.png?v=1784704084</image:loc>
      <image:title>Orion AQUAfast II Phosphate (Ortho-) HR Reagent Tablets, 1 to 80 mg/L PO4 Range, 50 Tests, Thermo Scientific, AC2096</image:title>
      <image:caption>Orion AQUAfast II Phosphate (Ortho-) HR Reagent Tablets, 1 to 80 mg/L PO4 Range, 50 Tests, Thermo Scientific, AC2096</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/oxidation-of-coal-test-package-per-astm-d5263</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4768-01.png?v=1784704086</image:loc>
      <image:title>Oxidation of Coal Test Package, per ASTM D5263</image:title>
      <image:caption>Oxidation of Coal Test Package, per ASTM D5263</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/natural-gas-analyzer-gas-chromatograph-for-gas-power-plant-applications-model-8610c-usb-2-0-chassis-115-vac-60-hz</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4768-10_933973fc-427c-424d-ae0f-db84fa5a7e12.png?v=1784704087</image:loc>
      <image:title>Natural Gas Analyzer, Gas Chromatograph, for Gas Power Plant Applications, Model 8610C, USB 2.0 Chassis, 115 Vac, 60 Hz</image:title>
      <image:caption>Natural Gas Analyzer, Gas Chromatograph, for Gas Power Plant Applications, Model 8610C, USB 2.0 Chassis, 115 Vac, 60 Hz</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/mudlogging-gas-chromatograph-for-fracking-industry-applications-model-8610c-usb-2-0-chassis-115-vac-60-hz</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4768-30.png?v=1784704089</image:loc>
      <image:title>Mudlogging Gas Chromatograph for Fracking Industry Applications, Model 8610C, USB 2.0 Chassis, 115 Vac, 60 Hz</image:title>
      <image:caption>Mudlogging Gas Chromatograph for Fracking Industry Applications, Model 8610C, USB 2.0 Chassis, 115 Vac, 60 Hz</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/transistor-darlington-80v-npn-to-3-nte243</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-17.png?v=1784704090</image:loc>
      <image:title>Transistor, Darlington, 80V, NPN,  TO-3 NTE243</image:title>
      <image:caption>Transistor, Darlington, 80V, NPN,  TO-3 NTE243</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/holder-for-3-4-in-test-tube-for-single-beam-spectrophotometer-laxco-model-a-110-103</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-21.png?v=1784704092</image:loc>
      <image:title>Holder for 3/4 in. Test Tube for Single Beam Spectrophotometer Alpha-1000, LAXCO Model A-110-103</image:title>
      <image:caption>Holder for 3/4 in. Test Tube for Single Beam Spectrophotometer Alpha-1000, LAXCO Model A-110-103</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tungsten-halogen-lamp-for-single-beam-spectrophotometer-laxco-model-a-110-505</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-22.png?v=1784704093</image:loc>
      <image:title>Tungsten-Halogen Lamp for Single Beam Spectrophotometer Alpha-1000, LAXCO Model A-110-505</image:title>
      <image:caption>Tungsten-Halogen Lamp for Single Beam Spectrophotometer Alpha-1000, LAXCO Model A-110-505</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/spectronic-200-spectrophotometer-100-240-v-50-60-hz-thermo-scientific-840-281700</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-30.png?v=1784704095</image:loc>
      <image:title>SPECTRONIC 200 Spectrophotometer, 100/240 V, 50/60 Hz, Thermo Scientific, 840-281700</image:title>
      <image:caption>SPECTRONIC 200 Spectrophotometer, 100/240 V, 50/60 Hz, Thermo Scientific, 840-281700</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cuvette-standard-square-for-spectrophometric-analysis-10-x-10-mm-acrylic-disposable-10-mm-optical-pathway-4-ml</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-37.png?v=1784704097</image:loc>
      <image:title>Cuvette, Standard Square for Spectrophometric Analysis, 10 x 10 mm, Acrylic, Disposable, 10 mm Optical Pathway, 4 mL</image:title>
      <image:caption>Cuvette, Standard Square for Spectrophometric Analysis, 10 x 10 mm, Acrylic, Disposable, 10 mm Optical Pathway, 4 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/visionlite-5-software-thermo-electron-834-091300</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-45.png?v=1784704098</image:loc>
      <image:title>VISIONlite 5 SOFTWARE, Thermo Electron, 834-091300</image:title>
      <image:caption>VISIONlite 5 SOFTWARE, Thermo Electron, 834-091300</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/aquamate-vis-spectrophotometer-with-north-america-european-and-uk-power-cord-orion-aq7100</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-46.png?v=1784704100</image:loc>
      <image:title>AQUAMate Vis Spectrophotometer with North America, European and UK Power Cord, Orion, AQ7100</image:title>
      <image:caption>AQUAMate Vis Spectrophotometer with North America, European and UK Power Cord, Orion, AQ7100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/aquamate-uv-vis-spectrophotometer-with-north-america-european-and-uk-power-cord-orion-aq8100</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-47.png?v=1784704102</image:loc>
      <image:title>AQUAMate UV-Vis Spectrophotometer with North America, European and UK Power Cord, Orion, AQ8100</image:title>
      <image:caption>AQUAMate UV-Vis Spectrophotometer with North America, European and UK Power Cord, Orion, AQ8100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/orion-replacement-tungsten-lamp-for-aquamate-7000-vis-spectrophotometer-thermo-scientific-aq7lmp</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-51.png?v=1784704103</image:loc>
      <image:title>Orion Replacement Tungsten Lamp for AquaMate 7000 VIS Spectrophotometer, Thermo Scientific, AQ7LMP</image:title>
      <image:caption>Orion Replacement Tungsten Lamp for AquaMate 7000 VIS Spectrophotometer, Thermo Scientific, AQ7LMP</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/genesys-30-vis-with-usa-power-cable-thermo-scientific-840-277000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-70_5a9717f4-a60e-4f82-b404-6f6f556b6418.png?v=1784704105</image:loc>
      <image:title>GENESYS 30 Vis with USA Power Cable, Thermo Scientific, 840-277000</image:title>
      <image:caption>GENESYS 30 Vis with USA Power Cable, Thermo Scientific, 840-277000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/test-tube-holder-for-genesys-30-thermo-scientific-840-277500</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-71_74d80b67-0999-49e8-9409-b119028ece37.png?v=1784704106</image:loc>
      <image:title>Test-Tube Holder for GENESYS 30, Thermo Scientific, 840-277500</image:title>
      <image:caption>Test-Tube Holder for GENESYS 30, Thermo Scientific, 840-277500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tall-test-tube-cap-for-genesys-30-thermo-scientific-840-277600</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-72_c2a3f19e-b33c-41aa-a96e-3f69d51ac969.png?v=1784704108</image:loc>
      <image:title>Tall Test-Tube Cap for GENESYS 30, Thermo Scientific, 840-277600</image:title>
      <image:caption>Tall Test-Tube Cap for GENESYS 30, Thermo Scientific, 840-277600</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/long-path-rectangular-cell-holder-for-genesys-30-thermo-scientific-840-277700</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-73.png?v=1784704109</image:loc>
      <image:title>Long Path Rectangular Cell Holder for GENESYS 30, Thermo Scientific, 840-277700</image:title>
      <image:caption>Long Path Rectangular Cell Holder for GENESYS 30, Thermo Scientific, 840-277700</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/5-100-mm-path-cylindrical-cell-holder-for-genesys-30-thermo-scientific-840-277800</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-74.png?v=1784704111</image:loc>
      <image:title>5-100 mm Path Cylindrical Cell Holder for GENESYS 30, Thermo Scientific, 840-277800</image:title>
      <image:caption>5-100 mm Path Cylindrical Cell Holder for GENESYS 30, Thermo Scientific, 840-277800</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/film-filter-holder-for-genesys-30-thermo-scientific-840-278100</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-75.png?v=1784704113</image:loc>
      <image:title>Film/Filter Holder for GENESYS 30, Thermo Scientific, 840-278100</image:title>
      <image:caption>Film/Filter Holder for GENESYS 30, Thermo Scientific, 840-278100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/adjustable-filter-holder-no-baseplate-for-genesys-30-thermo-scientific-335917-000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-76.png?v=1784704115</image:loc>
      <image:title>Adjustable Filter Holder- No BasePlate for GENESYS 30, Thermo Scientific, 335917-000</image:title>
      <image:caption>Adjustable Filter Holder- No BasePlate for GENESYS 30, Thermo Scientific, 335917-000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermostatted-square-10-mm-pathlength-cell-holder-no-base-plate-thermo-scientific-335079-000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-77_40b4204d-7fcf-45c1-9c64-1ae96173e9d7.png?v=1784704116</image:loc>
      <image:title>Thermostatted Square 10 mm Pathlength Cell Holder, No Base Plate, Thermo Scientific, 335079-000</image:title>
      <image:caption>Thermostatted Square 10 mm Pathlength Cell Holder, No Base Plate, Thermo Scientific, 335079-000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/accessory-kit-for-hose-entry-exit-for-genesys-30-40-50-thermo-scientific-840-278200</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-78_4c743869-447b-4969-adea-962b3c529131.png?v=1784704117</image:loc>
      <image:title>Accessory Kit For Hose Entry/Exit For GENESYS 30/40/50, Thermo Scientific, 840-278200</image:title>
      <image:caption>Accessory Kit For Hose Entry/Exit For GENESYS 30/40/50, Thermo Scientific, 840-278200</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/genesys-30-tungsten-halogen-lamp-assembly-pre-aligned-thermo-scientific-840-278700</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-79_ad9f2370-e4ea-43f4-92e7-e13bce119526.png?v=1784704119</image:loc>
      <image:title>GENESYS 30 Tungsten-Halogen Lamp Assembly, Pre-Aligned, Thermo Scientific, 840-278700</image:title>
      <image:caption>GENESYS 30 Tungsten-Halogen Lamp Assembly, Pre-Aligned, Thermo Scientific, 840-278700</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/dust-cover-genesys-30-thermo-scientific-840-278400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-80_3d61bd22-4106-4b33-be08-e453bb51fc4f.png?v=1784704121</image:loc>
      <image:title>Dust Cover, GENESYS 30, Thermo Scientific, 840-278400</image:title>
      <image:caption>Dust Cover, GENESYS 30, Thermo Scientific, 840-278400</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/replacement-sample-compartment-lid-genesys-30-thermo-scientific-840-278500</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-81_b2f26748-eae7-4d53-8aac-c5dfba034210.png?v=1784704123</image:loc>
      <image:title>Replacement Sample Compartment Lid - GENESYS 30, Thermo Scientific, 840-278500</image:title>
      <image:caption>Replacement Sample Compartment Lid - GENESYS 30, Thermo Scientific, 840-278500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/10-mm-square-cell-holder-for-genesys-30-thermo-scientific-840-278600</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-82.png?v=1784704124</image:loc>
      <image:title>10 mm Square Cell Holder for GENESYS 30, Thermo Scientific, 840-278600</image:title>
      <image:caption>10 mm Square Cell Holder for GENESYS 30, Thermo Scientific, 840-278600</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/snap-on-printer-for-genesys-30-visible-spectrophotometer-and-other-spectrophotometers</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4769-83.png?v=1784704125</image:loc>
      <image:title>Snap-on Printer for GENESYS 30 Visible Spectrophotometer and other Spectrophotometers</image:title>
      <image:caption>Snap-on Printer for GENESYS 30 Visible Spectrophotometer and other Spectrophotometers</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/type-5-macro-cuvette-with-round-bottom-and-ptfe-cover</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-07.png?v=1784704127</image:loc>
      <image:title>Type 5 Macro Cuvette with Round Bottom and PTFE Cover, FireFlly Scientific, 5UV10</image:title>
      <image:caption>Type 5 Macro Cuvette with Round Bottom and PTFE Cover, FireFlly Scientific, 5UV10</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/w100-og-50-mm-path-length-rectangular-cell-optical-glass-lovibond-601070</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-08.png?v=1784704129</image:loc>
      <image:title>W100/OG/50 mm Path Length, Rectangular Cell, Optical Glass, Lovibond, 601070</image:title>
      <image:caption>W100/OG/50 mm Path Length, Rectangular Cell, Optical Glass, Lovibond, 601070</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/vario-low-range-cod-reagent-mercury-free-0-150-mg-l-lovibond-2420710</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-12_2afcb026-e6ec-4da6-bf78-59109b3bd9f4.png?v=1784704132</image:loc>
      <image:title>VARIO Low Range COD Reagent, Mercury Free, 0 - 150 mg/L, Lovibond 2420710</image:title>
      <image:caption>VARIO Low Range COD Reagent, Mercury Free, 0 - 150 mg/L, Lovibond 2420710</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lovibond-thermoreactor-rd-125-for-cod-and-other-tests-requiring-digestion-lovibond-2418940</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-15.png?v=1784704133</image:loc>
      <image:title>Lovibond Thermoreactor RD 125 for COD and Other Tests Requiring Digestion, Lovibond, 2418940</image:title>
      <image:caption>Lovibond Thermoreactor RD 125 for COD and Other Tests Requiring Digestion, Lovibond, 2418940</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hach-model-dr3900-laboratory-vis-spectrophotometer-with-rfid-technology-lpv440-99-00012</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-49_81307c6a-7005-45c2-a520-5191fcb072a8.png?v=1785286993</image:loc>
      <image:title>HACH Model DR3900 Laboratory VIS Spectrophotometer with RFID Technology, LPV440.99.00012</image:title>
      <image:caption>HACH Model DR3900 Laboratory VIS Spectrophotometer with RFID Technology, LPV440.99.00012</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/dr6000-uv-vis-spectrophotometer-without-rfid-100-240-v-hach-lpv441-99-00002</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-50_b74a65e9-5f19-410d-bbab-5870f7f62b7e.png?v=1784704141</image:loc>
      <image:title>DR6000 UV VIS Spectrophotometer without RFID, 100 - 240 V, HACH, LPV441.99.00002</image:title>
      <image:caption>DR6000 UV VIS Spectrophotometer without RFID, 100 - 240 V, HACH, LPV441.99.00002</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/disposable-standard-square-cuvette-polystyrene-for-spectrophotometric-analysis-325-1100-nm-1000-pk-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-53.png?v=1784704142</image:loc>
      <image:title>Disposable Standard Square Cuvette, 10 mm, Polystyrene, for Spectrophotometric Analysis, 325-1100 nm, 1000/PK, Thermo Scientific, 942316812431</image:title>
      <image:caption>Disposable Standard Square Cuvette, 10 mm, Polystyrene, for Spectrophotometric Analysis, 325-1100 nm, 1000/PK, Thermo Scientific, 942316812431</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tungsten-lamp-assembly</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-63.png?v=1784704144</image:loc>
      <image:title>Tungsten Lamp Assembly, for Genesys 10 Spectrophotometer, Thermo Scientific, 335923-00</image:title>
      <image:caption>Tungsten Lamp Assembly, for Genesys 10 Spectrophotometer, Thermo Scientific, 335923-00</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cylindrical-cell-50-mm-tall-matched-pair-optical-glass-325-1100-nm</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-64.png?v=1784704146</image:loc>
      <image:title>Cylindrical Cell, 50 mm, Matched Pair, Optical Glass, 325-1100 nm, Thermo Scientific, 331731-000</image:title>
      <image:caption>Cylindrical Cell, 50 mm, Matched Pair, Optical Glass, 325-1100 nm, Thermo Scientific, 331731-000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cylindrical-cell-100-mm-tall-matched-pair-optical-glass-325-1100-narrow-mouth</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-65.png?v=1784704148</image:loc>
      <image:title>Cylindrical Cell, 100 mml, Matched Pair, Optical Glass, 325-1100 Narrow-Mouth, Thermo Scientific, 331732-000</image:title>
      <image:caption>Cylindrical Cell, 100 mml, Matched Pair, Optical Glass, 325-1100 Narrow-Mouth, Thermo Scientific, 331732-000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cylindrical-cell-50-mm-tall-quartz-glass-matched-pair-case-of-1-pair</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-66.png?v=1784704149</image:loc>
      <image:title>Cylindrical Cell, 50 mm, Quartz Glass, Matched Pair (Case of 1 Pair), 190-1100nm, Thermo Scientific, 331768-000</image:title>
      <image:caption>Cylindrical Cell, 50 mm, Quartz Glass, Matched Pair (Case of 1 Pair), 190-1100nm, Thermo Scientific, 331768-000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/rectangular-cell-stopper-50-mm-for-genesys-30-40-50-thermo-scientific-268-799300</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-67_ae63b46f-7d42-4fb0-9710-a6be10e70882.png?v=1784704151</image:loc>
      <image:title>Rectangular Cell Stopper, 50 mm for Genesys 30/40/50, Thermo Scientific, 268-799300</image:title>
      <image:caption>Rectangular Cell Stopper, 50 mm for Genesys 30/40/50, Thermo Scientific, 268-799300</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/fiber-optic-coupler-for-genesys-150-180-thermo-scientific-840-305800</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-71_125a6687-573f-4651-92dd-3e27c74ac796.png?v=1784704153</image:loc>
      <image:title>Fiber Optic Coupler for GENESYS 150, 180, Thermo Scientific, 840-305800</image:title>
      <image:caption>Fiber Optic Coupler for GENESYS 150, 180, Thermo Scientific, 840-305800</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/wifi-dongle-for-spectrophotometers-genesys-40-50-140-150-180-biomate-160-thermo-scientific-840-309900</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-72.png?v=1784704154</image:loc>
      <image:title>WiFi Dongle For Spectrophotometers, GENESYS 40/50/140/150/180 / BioMate 160, Thermo Scientific, 840-309900</image:title>
      <image:caption>WiFi Dongle For Spectrophotometers, GENESYS 40/50/140/150/180 / BioMate 160, Thermo Scientific, 840-309900</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cuvettes-semi-micro-for-visible-range-1-5-ml-500-cs-dynalon-302205-0002</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-76.png?v=1784704156</image:loc>
      <image:title>Cuvettes, Semi-Micro, for Visible Range, 1.5 mL, 500/CS, Dynalon, 302205-0002</image:title>
      <image:caption>Cuvettes, Semi-Micro, for Visible Range, 1.5 mL, 500/CS, Dynalon, 302205-0002</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/genesys-40-visible-spectrophotometer-thermo-scientific-840-297000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-78.png?v=1784704157</image:loc>
      <image:title>GENESYS 40 Visible Spectrophotometer, Thermo Scientific, 840-297000</image:title>
      <image:caption>GENESYS 40 Visible Spectrophotometer, Thermo Scientific, 840-297000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/genesys-50-uv-visible-spectrophotometer-thermo-scientific-840-298000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-79_5031b5cf-d3bc-4608-b53e-69f002004966.png?v=1784704159</image:loc>
      <image:title>GENESYS 50 UV-Visible Spectrophotometer, Thermo Scientific, 840-298000</image:title>
      <image:caption>GENESYS 50 UV-Visible Spectrophotometer, Thermo Scientific, 840-298000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/genesys-140-visible-spectrophotometer-thermo-scientific-840-308000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-80.png?v=1784704161</image:loc>
      <image:title>GENESYS 140 Visible Spectrophotometer, Thermo Scientific, 840-308000</image:title>
      <image:caption>GENESYS 140 Visible Spectrophotometer, Thermo Scientific, 840-308000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/genesys-150-uv-visible-spectrophotometer-thermo-scientific-840-300000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-81_cb783100-f096-4e10-b1c3-36a384238c39.png?v=1784704162</image:loc>
      <image:title>GENESYS 150 UV-Visible Spectrophotometer, Thermo Scientific, 840-300000</image:title>
      <image:caption>GENESYS 150 UV-Visible Spectrophotometer, Thermo Scientific, 840-300000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/genesys-180-uv-visible-spectrophotometer-with-8-cell-rotary-sample-changer-thermo-scientific-840-309000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-82_ad2a35ea-0c39-4911-8ad4-7a056d4814b6.png?v=1784704164</image:loc>
      <image:title>GENESYS 180 UV-Visible Spectrophotometer with 8-cell Rotary Sample Changer, Thermo Scientific, 840-309000</image:title>
      <image:caption>GENESYS 180 UV-Visible Spectrophotometer with 8-cell Rotary Sample Changer, Thermo Scientific, 840-309000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/biomate-160-uv-visible-spectrophotometer-thermo-scientific-840-301000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-83_da632796-69f1-4dc5-9176-e9f3deac976d.png?v=1784704166</image:loc>
      <image:title>BioMate 160 UV-Visible Spectrophotometer, Thermo Scientific, 840-301000</image:title>
      <image:caption>BioMate 160 UV-Visible Spectrophotometer, Thermo Scientific, 840-301000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sipper-pump-for-genesys-40-180-and-biomate-160-thermo-scientific-840-296600</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-84.png?v=1784704168</image:loc>
      <image:title>Sipper Pump For GENESYS 40-180 and BioMate 160, Thermo Scientific, 840-296600</image:title>
      <image:caption>Sipper Pump For GENESYS 40-180 and BioMate 160, Thermo Scientific, 840-296600</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/single-cell-cuvette-holder-base-for-genesys-140-150-180-biomate-160-thermo-scientific-840-298900</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-85.png?v=1784704169</image:loc>
      <image:title>Single Cell Cuvette Holder + Base For GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-298900</image:title>
      <image:caption>Single Cell Cuvette Holder + Base For GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-298900</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/beckman-microcell-holder-for-biomate-160-genesys-140-150-180-thermo-scientific-840-299000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-86.png?v=1784704171</image:loc>
      <image:title>Beckman Microcell Holder For BioMate 160 &amp; GENESYS 140/150/180, Thermo Scientific, 840-299000</image:title>
      <image:caption>Beckman Microcell Holder For BioMate 160 &amp; GENESYS 140/150/180, Thermo Scientific, 840-299000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/genesys-150-180-biomate-160-xenon-lamp-assembly-pre-aligned-thermo-scientific-840-300900</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-87.png?v=1784704173</image:loc>
      <image:title>GENESYS 150, 180 &amp; Biomate 160 Xenon Lamp Assembly, Pre-Aligned, Thermo Scientific, 840-300900</image:title>
      <image:caption>GENESYS 150, 180 &amp; Biomate 160 Xenon Lamp Assembly, Pre-Aligned, Thermo Scientific, 840-300900</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/5-100-mm-path-cylindrical-cell-holder-f-genesys-140-150-180-biomate-160-thermo-scientific-840-303100</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-88.png?v=1784704174</image:loc>
      <image:title>5-100 mm Path Cylindrical Cell Holder f/Genesys 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-303100</image:title>
      <image:caption>5-100 mm Path Cylindrical Cell Holder f/Genesys 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-303100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/film-filter-holder-for-genesys-140-150-180-biomate-160-thermo-scientific-840-303200</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-89.png?v=1784704176</image:loc>
      <image:title>Film/Filter Holder for GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-303200</image:title>
      <image:caption>Film/Filter Holder for GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-303200</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/microcell-holder-full-length-for-genesys-140-150-180-biomate-160-thermo-scientific-840-303300</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-90.png?v=1784704177</image:loc>
      <image:title>Microcell Holder, Full Length, for GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-303300</image:title>
      <image:caption>Microcell Holder, Full Length, for GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-303300</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/genesys-8-position-carousel-for-genesys-140-150-180-biomate-160-thermo-scientific-840-303400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-91.png?v=1784704179</image:loc>
      <image:title>GENESYS 8 Position Carousel for GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-303400</image:title>
      <image:caption>GENESYS 8 Position Carousel for GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-303400</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/genesys-4-position-carousel-base-for-genesys-140-150-180-and-biomate-160-thermo-scientific-840-303600</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-92.png?v=1784704181</image:loc>
      <image:title>GENESYS 4 Position Carousel Base for GENESYS 140/150/180 and BioMate 160, Thermo Scientific, 840-303600</image:title>
      <image:caption>GENESYS 4 Position Carousel Base for GENESYS 140/150/180 and BioMate 160, Thermo Scientific, 840-303600</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/long-path-rectangular-cell-holder-for-genesys-140-150-180-and-biomate-160-thermo-scientific-840-303800</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-93.png?v=1784704182</image:loc>
      <image:title>Long Path Rectangular Cell Holder for GENESYS 140/150/180 and BioMate 160, Thermo Scientific, 840-303800</image:title>
      <image:caption>Long Path Rectangular Cell Holder for GENESYS 140/150/180 and BioMate 160, Thermo Scientific, 840-303800</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/dust-cover-for-genesys-140-150-180-biomate-160-thermo-scientific-840-304800</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-94.png?v=1784704185</image:loc>
      <image:title>Dust Cover for GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-304800</image:title>
      <image:caption>Dust Cover for GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-304800</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/replacement-sample-compartment-lid-thermo-scientific-840-304900</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-95.png?v=1784704186</image:loc>
      <image:title>Replacement Sample Compartment Lid, Thermo Scientific, 840-304900</image:title>
      <image:caption>Replacement Sample Compartment Lid, Thermo Scientific, 840-304900</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/peltier-thermostatted-single-cell-holder-for-genesys-140-150-180-biomate-160-thermo-scientific-840-306600</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-96.png?v=1784704188</image:loc>
      <image:title>Peltier Thermostatted Single Cell Holder for GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-306600</image:title>
      <image:caption>Peltier Thermostatted Single Cell Holder for GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-306600</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/integrated-sipper-system-genesys-140-150-180-biomate-160-thermo-scientific-840-306900</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-97.png?v=1784704190</image:loc>
      <image:title>Integrated Sipper System - GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-306900</image:title>
      <image:caption>Integrated Sipper System - GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-306900</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sipper-sample-compartment-accessory-for-genesys-140-150-180-biomate-160-thermo-scientific-840-307200</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-98.png?v=1784704191</image:loc>
      <image:title>Sipper Sample Compartment Accessory for GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-307200</image:title>
      <image:caption>Sipper Sample Compartment Accessory for GENESYS 140/150/180 &amp; BioMate 160, Thermo Scientific, 840-307200</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/6-mm-fiber-optic-dip-probe-system-thermo-scientific-840-305700</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4770-99.png?v=1784704193</image:loc>
      <image:title>6 mm Fiber Optic Dip Probe System, Thermo Scientific, 840-305700</image:title>
      <image:caption>6 mm Fiber Optic Dip Probe System, Thermo Scientific, 840-305700</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cod-photometer-low-range-0-150-ppm-chemetrics-inc-a-7320</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4773-10_d54e2581-a1b8-4ead-a2c3-ae515a03d547.png?v=1784704194</image:loc>
      <image:title>COD Photometer, Low Range, 0-150 ppm, Chemetrics, Inc., A-7320</image:title>
      <image:caption>COD Photometer, Low Range, 0-150 ppm, Chemetrics, Inc., A-7320</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cod-medium-range-reagent-vials-epa-method-25-pk-hanna-instruments-hi93754b-25</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4774-62.png?v=1784704197</image:loc>
      <image:title>COD Medium Range Reagent Vials, EPA Method, 25/PK, Hanna Instruments, HI93754B-25</image:title>
      <image:caption>COD Medium Range Reagent Vials, EPA Method, 25/PK, Hanna Instruments, HI93754B-25</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cod-high-range-reagent-vials-dichromate-method-25-pk-hanna-instruments-hi93754c-25</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4774-63.png?v=1784704200</image:loc>
      <image:title>COD High Range Reagent Vials, Dichromate Method, 25/PK, Hanna Instruments, HI93754C-25</image:title>
      <image:caption>COD High Range Reagent Vials, Dichromate Method, 25/PK, Hanna Instruments, HI93754C-25</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ammonia-medium-range-reagents-300-tests-hanna-instruments-hi93715-03</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4775-09.png?v=1784704203</image:loc>
      <image:title>Ammonia Medium Range Reagents, 300 Tests, Hanna Instruments, HI93715-03</image:title>
      <image:caption>Ammonia Medium Range Reagents, 300 Tests, Hanna Instruments, HI93715-03</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hardness-reagent-kit-for-100-tests-0-250-mg-l-hanna-instruments-hi93735-00</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4775-10.png?v=1784704205</image:loc>
      <image:title>Hardness Reagent Kit for 100 Tests (0-250 mg/L), Hanna Instruments, HI93735-00</image:title>
      <image:caption>Hardness Reagent Kit for 100 Tests (0-250 mg/L), Hanna Instruments, HI93735-00</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hardness-reagent-kit-for-100-tests-200-500-mg-l-hanna-instruments-hi93735-01</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4775-11.png?v=1784704207</image:loc>
      <image:title>Hardness Reagent Kit for 100 Tests (200-500 mg/L), Hanna Instruments, HI93735-01</image:title>
      <image:caption>Hardness Reagent Kit for 100 Tests (200-500 mg/L), Hanna Instruments, HI93735-01</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ammonia-high-range-reagents-100-tests-hanna-instruments-hi93733-01</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4775-14.png?v=1784704210</image:loc>
      <image:title>Ammonia High Range Reagents, 100/Tests, Hanna Instruments, HI93733-01</image:title>
      <image:caption>Ammonia High Range Reagents, 100/Tests, Hanna Instruments, HI93733-01</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/magnesium-reagents-50-tests-hanna-instruments-hi937520-01</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4775-25.png?v=1784704214</image:loc>
      <image:title>Magnesium Reagents, 50 Tests, Hanna Instruments, HI937520-01</image:title>
      <image:caption>Magnesium Reagents, 50 Tests, Hanna Instruments, HI937520-01</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/safety-shield-polycarbonate-36-in-weighted-bel-art-products-h24964-0000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4776-02_1b4682cd-a9c3-43e3-83ee-c7e6aeb68a69.png?v=1784704216</image:loc>
      <image:title>Safety Shield, Polycarbonate, 36 in. Weighted, Bel Art Products, H24964-0000</image:title>
      <image:caption>Safety Shield, Polycarbonate, 36 in. Weighted, Bel Art Products, H24964-0000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/1-2-in-test-tube-cuvettes-for-spec-20-100-mm-tall-optical-glass</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4810-01.png?v=1784704217</image:loc>
      <image:title>1/2 in. Test Tube Cuvettes for Spec 20, 100 mm Tall, Optical Glass</image:title>
      <image:caption>1/2 in. Test Tube Cuvettes for Spec 20, 100 mm Tall, Optical Glass</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/3-4-in-test-tube-cuvettes-for-spec-20-150-mm-tall-optical-glass-requires-90-4811-02-adapter-90-4814-01-light-shield</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4810-02.png?v=1784704219</image:loc>
      <image:title>3/4 in. Test Tube Cuvettes for Spec 20, 150 mm Tall, Optical Glass, Requires 90-4811-02 Adapter &amp; 90-4814-01 Light Shield</image:title>
      <image:caption>3/4 in. Test Tube Cuvettes for Spec 20, 150 mm Tall, Optical Glass, Requires 90-4811-02 Adapter &amp; 90-4814-01 Light Shield</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/1-in-test-tube-cuvettes-for-spec-200-152-mm-tall-optical-glass</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4810-03.png?v=1784704220</image:loc>
      <image:title>1 in. Test Tube Cuvettes for Spec 200, 152 mm Tall, Optical Glass,</image:title>
      <image:caption>1 in. Test Tube Cuvettes for Spec 200, 152 mm Tall, Optical Glass,</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/adapter-for-3-4-in-test-tube-cuvettes-requires-90-4814-01-light-shield-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4811-02.png?v=1784704222</image:loc>
      <image:title>Adapter, Spectrophotometer, for 3/4 in. Test Tube Cuvettes, Requires 90-4814-01 Light Shield, Thermo Scientific, 332931-000</image:title>
      <image:caption>Adapter, Spectrophotometer, for 3/4 in. Test Tube Cuvettes, Requires 90-4814-01 Light Shield, Thermo Scientific, 332931-000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/holder-for-10-mm-square-cuvettes-and-spectronic-standards</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4811-04.png?v=1784704224</image:loc>
      <image:title>Holder for 10 mm Square Cuvettes and SPECTRONIC Standards</image:title>
      <image:caption>Holder for 10 mm Square Cuvettes and SPECTRONIC Standards</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/square-cuvettes-for-spec-20-10-mm-pathlength-45-mm-tall-optical-glass-requires-90-4811-04-holder</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4811-05.png?v=1784704225</image:loc>
      <image:title>Square Cuvettes for Spec 20, 10 mm Pathlength, 45 mm tall, Optical Glass, Requires 90-4811-04 Holder</image:title>
      <image:caption>Square Cuvettes for Spec 20, 10 mm Pathlength, 45 mm tall, Optical Glass, Requires 90-4811-04 Holder</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cuvette-adapter-for-1-2-in-square-cuvettes-333178-000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4812-01.png?v=1784704227</image:loc>
      <image:title>Cuvette Adapter for 1/2 in. Square Cuvettes, 333178-000</image:title>
      <image:caption>Cuvette Adapter for 1/2 in. Square Cuvettes, 333178-000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cod-vial-cell-holder-for-genesys-20-spectrophotometer-thermo-scientific-4014-000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4812-02.png?v=1784704228</image:loc>
      <image:title>COD Vial Cell Holder for GENESYS 20 Spectrophotometer, Thermo Scientific, 4014-000</image:title>
      <image:caption>COD Vial Cell Holder for GENESYS 20 Spectrophotometer, Thermo Scientific, 4014-000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/square-cuvettes-for-spec-20-1-2-in-pathlength-100-mm-tall-optical-glass-requires-90-4812-01-adapter</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4813-01.png?v=1784704230</image:loc>
      <image:title>Square Cuvettes for Spec 20, 1/2 in. Pathlength, 100 mm Tall, Optical Glass, Requires 90-4812-01 Adapter, Thermo Scientific, 331701-000</image:title>
      <image:caption>Square Cuvettes for Spec 20, 1/2 in. Pathlength, 100 mm Tall, Optical Glass, Requires 90-4812-01 Adapter, Thermo Scientific, 331701-000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/polymethylmethacrylate-pmma-cuvette-2-5-4-5-ml-500-pk-brandtech-scientific-inc</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4813-03_64c8a3f7-eed3-4a72-bf3e-91bfc8701802.png?v=1785286995</image:loc>
      <image:title>Polymethylmethacrylate (PMMA) Cuvette 2.5-4.5 mL, 500/PK, Brandtech Scientific, Inc</image:title>
      <image:caption>Polymethylmethacrylate (PMMA) Cuvette 2.5-4.5 mL, 500/PK, Brandtech Scientific, Inc</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermo-scientific-light-shield-for-test-tube-cuvettes-to-150-mm-height-332932-000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4814-01.png?v=1784704233</image:loc>
      <image:title>Thermo Scientific Light Shield for Test Tube Cuvettes to 150 mm Height, 332932-000</image:title>
      <image:caption>Thermo Scientific Light Shield for Test Tube Cuvettes to 150 mm Height, 332932-000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tungsten-lamp-for-spec-20-spec-20d-or-spec-20d</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4827-01_f38e8e7e-edf7-4c5a-bec4-4087024f0d89.png?v=1784704235</image:loc>
      <image:title>Tungsten Lamp for Spec 20, Spec 20D or Spec 20D+</image:title>
      <image:caption>Tungsten Lamp for Spec 20, Spec 20D or Spec 20D+</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-dustit-blower-size-is-2-1-4-inch-diameter-x-5-inches-antylia-3119</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4872-04_b14b3ba8-46b0-45d3-8156-0d01c120c2a6.png?v=1784704237</image:loc>
      <image:title>Traceable Dust&apos;it Blower, Size is 2-1/4-inch diameter x 5 inches, Antylia, 3119</image:title>
      <image:caption>Traceable Dust&apos;it Blower, Size is 2-1/4-inch diameter x 5 inches, Antylia, 3119</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/dust-off-12-oz-spray-can-with-nozzle</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4873-01_d64be766-e18f-495e-81df-1a9237b6dd6c.png?v=1784704238</image:loc>
      <image:title>Dust Off, 12 oz. Spray Can with Nozzle</image:title>
      <image:caption>Dust Off, 12 oz. Spray Can with Nozzle</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cleanser-alconox-concentrated-anionic-detergent-for-manual-and-ultrasonic-cleaning-dilute-1-100-4lb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4875-21.png?v=1785286997</image:loc>
      <image:title>Cleanser, Alconox, Concentrated, Anionic Detergent for Manual and Ultrasonic Cleaning, Dilute 1:100, 4lb.</image:title>
      <image:caption>Cleanser, Alconox, Concentrated, Anionic Detergent for Manual and Ultrasonic Cleaning, Dilute 1:100, 4lb.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cleanser-alconox-concentrated-anionic-detergent-for-manual-and-ultrasonic-cleaning-dilute-1-100-25lb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4875-42.png?v=1784923548</image:loc>
      <image:title>Cleanser, Alconox, Concentrated, Anionic Detergent for Manual and Ultrasonic Cleaning, Dilute 1:100, 25lb.</image:title>
      <image:caption>Cleanser, Alconox, Concentrated, Anionic Detergent for Manual and Ultrasonic Cleaning, Dilute 1:100, 25lb.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cleanser-alcojet-nonionic-low-foaming-for-use-in-labware-washers-parts-washers-power-spray-systems-manual-and-ultrasonic-cleaning-dilute-1-200-4lb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4877-21.png?v=1784704249</image:loc>
      <image:title>Cleanser, Alcojet, Nonionic, Low Foaming for Use in Labware Washers, Parts Washers, Power-Spray Systems, Manual and Ultrasonic Cleaning, Dilute 1:200, 4lb</image:title>
      <image:caption>Cleanser, Alcojet, Nonionic, Low Foaming for Use in Labware Washers, Parts Washers, Power-Spray Systems, Manual and Ultrasonic Cleaning, Dilute 1:200, 4lb</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cleanser-alcojet-nonionic-low-foaming-for-use-in-labware-washers-parts-washers-power-spray-systems-manual-and-ultrasonic-cleaning-dilute-1-200-25lb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4877-42_d260672e-5ab1-4be1-a997-44dc60436c2b.png?v=1784704251</image:loc>
      <image:title>Cleanser, Alcojet, Nonionic, Low Foaming for Use in Labware Washers, Parts Washers, Power-Spray Systems, Manual and Ultrasonic Cleaning, Dilute 1:200, 25lb</image:title>
      <image:caption>Cleanser, Alcojet, Nonionic, Low Foaming for Use in Labware Washers, Parts Washers, Power-Spray Systems, Manual and Ultrasonic Cleaning, Dilute 1:200, 25lb</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cleaner-alcotabs-effervescent-detergent-tablet-for-maximum-cleaning-in-syphon-pipette-washers-to-clean-pipettes-and-tubes-100-per-bottle</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4878-01.png?v=1784704254</image:loc>
      <image:title>Cleaner, Alcotabs, Effervescent Detergent Tablet for Maximum Cleaning in Syphon Pipette Washers to Clean Pipettes and Tubes, 100 per Bottle</image:title>
      <image:caption>Cleaner, Alcotabs, Effervescent Detergent Tablet for Maximum Cleaning in Syphon Pipette Washers to Clean Pipettes and Tubes, 100 per Bottle</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/luminox-low-foaming-neutral-cleaner-alconox-1901</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4878-10.png?v=1784704257</image:loc>
      <image:title>Luminox Low-Foaming Neutral Cleaner, Alconox, 1901</image:title>
      <image:caption>Luminox Low-Foaming Neutral Cleaner, Alconox, 1901</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cleanser-micro-32-oz-bottle-works-on-glass-metal-plastics-rubber-porcelain-fabrics-etc</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4879-01.png?v=1784704259</image:loc>
      <image:title>Cleanser, Micro, 32 oz. Bottle, Works on Glass, Metal, Plastics, Rubber, Porcelain, Fabrics, etc.</image:title>
      <image:caption>Cleanser, Micro, 32 oz. Bottle, Works on Glass, Metal, Plastics, Rubber, Porcelain, Fabrics, etc.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cleanser-micro-4-l-bottle-works-on-glass-metal-plastics-rubber-porcelain-fabrics-etc</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4879-12.png?v=1784704261</image:loc>
      <image:title>Micro-90 Cleanser, 4 L Bottle, Works on Glass, Metal, Plastics, Rubber, Porcelain, Fabrics, etc, International Products Corporation, M-9051-04</image:title>
      <image:caption>Micro-90 Cleanser, 4 L Bottle, Works on Glass, Metal, Plastics, Rubber, Porcelain, Fabrics, etc, International Products Corporation, M-9051-04</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chromerge-glass-cleaner-25-ml-bottle-of-chromium-trioxide-in-solution</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4880-01_cb28525c-68c6-42b1-a680-537b80a16485.png?v=1784704262</image:loc>
      <image:title>Chromerge Glass Cleaner, 25 mL Bottle of Chromium Trioxide in Solution</image:title>
      <image:caption>Chromerge Glass Cleaner, 25 mL Bottle of Chromium Trioxide in Solution</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/alnochromix-registered-oxidizing-acid-additive-for-glass-cleaning-10-pk-un1444-5-1-pg-iii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4880-02.png?v=1784704265</image:loc>
      <image:title>Alnochromix (Registered) Oxidizing Acid Additive for Glass Cleaning, 10/PK, Alconox, 2510</image:title>
      <image:caption>Alnochromix (Registered) Oxidizing Acid Additive for Glass Cleaning, 10/PK, Alconox, 2510</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/citrajet-low-foaming-liquinox-acid-cleaner-1-gallon</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4881-01.png?v=1784704268</image:loc>
      <image:title>Citrajet Low-Foaming Liquinox Acid Cleaner, 1 gallon</image:title>
      <image:caption>Citrajet Low-Foaming Liquinox Acid Cleaner, 1 gallon</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tergajet-low-foaming-powdered-detergent-4-lb</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4882-01.png?v=1784704271</image:loc>
      <image:title>Tergajet Low-Foaming Powdered Detergent, 4 lb.</image:title>
      <image:caption>Tergajet Low-Foaming Powdered Detergent, 4 lb.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/versa-clean-pharmaceutical-production-and-multi-purpose-cleaner</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4890-10.png?v=1784704273</image:loc>
      <image:title>Versa-Clean Pharmaceutical Production and Multi-Purpose Cleaner</image:title>
      <image:caption>Versa-Clean Pharmaceutical Production and Multi-Purpose Cleaner</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sonicor-ultrasonic-cleaner-console-model-5-gal-tank-120-v-50-60-hz</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4901-07.png?v=1784704277</image:loc>
      <image:title>Sonicor Ultrasonic Cleaner, Console Model, 5 gal, Tank, 120 V, 50/60 Hz.</image:title>
      <image:caption>Sonicor Ultrasonic Cleaner, Console Model, 5 gal, Tank, 120 V, 50/60 Hz.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cover-stainless-steel-lift-off-for-sonicor-s-50-1-2-gallon-ultrasonic-cleaner-sonicor-c-50</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4901-32.png?v=1784704279</image:loc>
      <image:title>Cover, Stainless Steel, Lift-Off, for Sonicor S-50 1/2 gallon Ultrasonic Cleaner, Sonicor, C-50</image:title>
      <image:caption>Cover, Stainless Steel, Lift-Off, for Sonicor S-50 1/2 gallon Ultrasonic Cleaner, Sonicor, C-50</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sonicor-ultrasonic-cleaner-1-4-gallon-1-qt-1l-capacity-s-30</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4901-37.png?v=1784704281</image:loc>
      <image:title>Sonicor Ultrasonic Cleaner, 1/4 gallon (1 qt)/1L Capacity, S-30</image:title>
      <image:caption>Sonicor Ultrasonic Cleaner, 1/4 gallon (1 qt)/1L Capacity, S-30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ultrasonic-cleaner-with-built-in-timer-1-4-gallon-sonicor-s-30t</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4901-41.png?v=1784704283</image:loc>
      <image:title>Ultrasonic Cleaner with Built-in Timer, 1/4 gallon, Sonicor, S-30T</image:title>
      <image:caption>Ultrasonic Cleaner with Built-in Timer, 1/4 gallon, Sonicor, S-30T</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stainless-steel-cover-for-sonicor-5-gal-tabletop-ultrasonic-cleaner-c-400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-4906-07.png?v=1784704287</image:loc>
      <image:title>Cover, Stainless Steel for Sonicor 5 Gal Tabletop Ultrasonic Cleaners, Sonicor, C-400</image:title>
      <image:caption>Cover, Stainless Steel for Sonicor 5 Gal Tabletop Ultrasonic Cleaners, Sonicor, C-400</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/boat-puller-for-sulfur-analyzers</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5220-03_37c6c750-38b8-4ef1-a7d6-31788b315c56.png?v=1784777604</image:loc>
      <image:title>Boat Puller, for Sulfur Analyzers</image:title>
      <image:caption>Boat Puller, for Sulfur Analyzers</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/combustion-boat-porcelain-2-ml-coorstek-inc-60032</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5260-05_83a39577-c928-4ef3-9594-6f831033412f.png?v=1784704290</image:loc>
      <image:title>Combustion Boat, Porcelain, 2 mL, CoorsTek Inc., 60032</image:title>
      <image:caption>Combustion Boat, Porcelain, 2 mL, CoorsTek Inc., 60032</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/combustion-boat-porcelain-10-x-97-x-16-mm-7-ml-coorstek-inc-60035</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5260-08_71d2b4be-d236-42ff-a359-a81f2b6cf3cf.png?v=1784704292</image:loc>
      <image:title>Combustion Boat, Porcelain, 10 x 97 x 16 mm, 7 mL, CoorsTek Inc., 60035</image:title>
      <image:caption>Combustion Boat, Porcelain, 10 x 97 x 16 mm, 7 mL, CoorsTek Inc., 60035</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/boat-combustion-ceramic-leco-528-203-for-sc32-sc132-sc432-analyzers</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5271-01.png?v=1785286998</image:loc>
      <image:title>Boat, Combustion, Ceramic, LECO 528-203, for SC32/SC132/SC432 Analyzers</image:title>
      <image:caption>Boat, Combustion, Ceramic, LECO 528-203, for SC32/SC132/SC432 Analyzers</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/boat-combustion-ceramic-leco-528-053-for-acid-base-analysis</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5272-01.png?v=1784777607</image:loc>
      <image:title>Boat, Combustion, Ceramic, LECO 528-053, for Acid/Base Analysis</image:title>
      <image:caption>Boat, Combustion, Ceramic, LECO 528-053, for Acid/Base Analysis</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/boat-combustion-ceramic-combustion-boat-ceramic-57-x-22-x-11-mm-50-pk-or-500-cs-alpha-resources-ar9204</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5273-01_3bdc77dd-9336-4ca5-b2fa-2839b7d1f16a.png?v=1784777609</image:loc>
      <image:title>Boat, Combustion, Ceramic, Combustion Boat, Ceramic, 57 x 22 x 11 mm, 50/PK or 500/CS, Alpha Resources, AR9204</image:title>
      <image:caption>Boat, Combustion, Ceramic, Combustion Boat, Ceramic, 57 x 22 x 11 mm, 50/PK or 500/CS, Alpha Resources, AR9204</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/boat-combustion-ceramic-leco-529-204-for-s144-sc144-analyzers-250-pk-ar9204-250</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5273-02_cb2db888-bee0-46cc-a9ed-4523386e7007.png?v=1784777610</image:loc>
      <image:title>Boat, Combustion, Ceramic, LECO 529-204, for S144/SC144 Analyzers, 250/PK, AR9204-250</image:title>
      <image:caption>Boat, Combustion, Ceramic, LECO 529-204, for S144/SC144 Analyzers, 250/PK, AR9204-250</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cylinder-mold-smooth-strong-durable-econ-o-mold-plastic-non-absorptive-6-in-diameter-x-12-in-high</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5345-04_0b9a5558-61b3-43e5-8685-1eca3798bb9f.png?v=1784704300</image:loc>
      <image:title>Cylinder Mold, Smooth, Strong, Durable ECON-O-MOLD Plastic, Non-Absorptive, 6 in. Diameter x 12 in. High</image:title>
      <image:caption>Cylinder Mold, Smooth, Strong, Durable ECON-O-MOLD Plastic, Non-Absorptive, 6 in. Diameter x 12 in. High</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/flat-cover-for-cylinder-mold-90-5345-04-interlocks-with-cylinder-to-provide-consistent-uniform-curing</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5345-08.png?v=1784704301</image:loc>
      <image:title>Flat Cover for Cylinder Mold (90-5345-04), Interlocks with Cylinder to Provide Consistent &amp; Uniform Curing</image:title>
      <image:caption>Flat Cover for Cylinder Mold (90-5345-04), Interlocks with Cylinder to Provide Consistent &amp; Uniform Curing</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/astm-unit-weight-measure-1-4-cu-ft-7-1-l-humboldt-mfg-co-h-3664-1</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5385-05.png?v=1784704305</image:loc>
      <image:title>ASTM Unit Weight Measure, 1/4 cu.ft. (7.1 L), Humboldt Mfg Co, H-3664.1</image:title>
      <image:caption>ASTM Unit Weight Measure, 1/4 cu.ft. (7.1 L), Humboldt Mfg Co, H-3664.1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/astm-strike-off-plate-for-unit-weight-measure-10-sq-in-254-mm-sq-humboldt-mfg-co-h-3669-4p</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5385-15.png?v=1784704313</image:loc>
      <image:title>ASTM Strike-off Plate for Unit Weight Measure, 10 sq.in. (254 mm sq.), Humboldt Mfg Co, H-3669.4P</image:title>
      <image:caption>ASTM Strike-off Plate for Unit Weight Measure, 10 sq.in. (254 mm sq.), Humboldt Mfg Co, H-3669.4P</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/filter-gfp-for-colonydoc-it-105-imaging-station</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5586-05.png?v=1784704314</image:loc>
      <image:title>Filter, GFP, for ColonyDoc-It 105 Imaging Station, Analytik Jena, 38-0340-01</image:title>
      <image:caption>Filter, GFP, for ColonyDoc-It 105 Imaging Station, Analytik Jena, 38-0340-01</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/colony-counting-system-digital-f37862-0002</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5586-10.png?v=1784704316</image:loc>
      <image:title>Colony Counting System, Digital, F37862-0002</image:title>
      <image:caption>Colony Counting System, Digital, F37862-0002</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-task-lamp-flexible-arm-registered-antylia-3095</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5586-18.png?v=1784704317</image:loc>
      <image:title>Traceable Task Lamp, Flexible-Arm (Registered), Antylia, 3095</image:title>
      <image:caption>Traceable Task Lamp, Flexible-Arm (Registered), Antylia, 3095</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/colony-counting-pen-replacement-tip-bel-art-products-f37862-0100</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5586-23.png?v=1784704319</image:loc>
      <image:title>Colony Counting Pen Replacement tip, Bel Art Products, F37862-0100</image:title>
      <image:caption>Colony Counting Pen Replacement tip, Bel Art Products, F37862-0100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/light-box-porta-trace-stainless-steel-led-24-x-36-in-plexiglass-top-handle-100-to-240-vac-6-ft-cord</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5586-31.png?v=1784704320</image:loc>
      <image:title>Light Box, Porta-Trace Stainless Steel, LED, 24 x 36 in., Plexiglass Top, Handle, 100 to 240 VAC, 6 ft. Cord</image:title>
      <image:caption>Light Box, Porta-Trace Stainless Steel, LED, 24 x 36 in., Plexiglass Top, Handle, 100 to 240 VAC, 6 ft. Cord</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-tray-9-in-x-9-in-for-unloading-hot-crucibles</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Crucible Tray, 9 in. x 9 in., for Unloading Hot Crucibles</image:title>
      <image:caption>Crucible Tray, 9 in. x 9 in., for Unloading Hot Crucibles</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-tray-9-in-x-13-in-for-unloading-hot-crucibles</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5587-02.png?v=1784704324</image:loc>
      <image:title>Crucible Tray, 9 in. x 13 in., for Unloading Hot Crucibles</image:title>
      <image:caption>Crucible Tray, 9 in. x 13 in., for Unloading Hot Crucibles</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-tray-11-5-in-x-7-5-in-for-unloading-hot-crucibles</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5587-06.png?v=1784704327</image:loc>
      <image:title>Crucible Tray, 11.5 in. x 7.5 in., for unloading hot crucibles</image:title>
      <image:caption>Crucible Tray, 11.5 in. x 7.5 in., for unloading hot crucibles</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/vm-crucible-10-ml-platinum-without-cover-25-mm-diameter-x-28-mm-deep-approximately-7-gram-weight-representative-image-crucible-only</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5655-28_a723c25a-19e6-485c-a804-9b73ef697557.png?v=1784704329</image:loc>
      <image:title>VM Crucible, 10 mL, Platinum without Cover, 25 mm Diameter x 28 mm deep (approximately 7 gram Weight) [REPRESENTATIVE IMAGE - CRUCIBLE ONLY]</image:title>
      <image:caption>VM Crucible, 10 mL, Platinum without Cover, 25 mm Diameter x 28 mm deep (approximately 7 gram Weight) [REPRESENTATIVE IMAGE - CRUCIBLE ONLY]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/vm-crucible-15-ml-platinum-without-cover-30-mm-diameter-x-31-mm-deep-approximately-11-gram-weight-representative-image-crucible-only</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5655-34_d495020a-530d-4e46-9da9-5c62fd8b06c4.png?v=1784704331</image:loc>
      <image:title>VM Crucible, 15 mL, Platinum without Cover, 30 mm Diameter x 31 mm deep (approximately 11 gram Weight) [REPRESENTATIVE IMAGE - CRUCIBLE ONLY]</image:title>
      <image:caption>VM Crucible, 15 mL, Platinum without Cover, 30 mm Diameter x 31 mm deep (approximately 11 gram Weight) [REPRESENTATIVE IMAGE - CRUCIBLE ONLY]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/vm-crucible-cover-for-10-ml-crucible-platinum-approximately-5-gram-weight</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5665-28.png?v=1784704332</image:loc>
      <image:title>VM Crucible Cover, for 10 mL Crucible, Platinum, (Approximately 5 Gram Weight)</image:title>
      <image:caption>VM Crucible Cover, for 10 mL Crucible, Platinum, (Approximately 5 Gram Weight)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/vm-crucible-cover-for-15-ml-crucible-platinum-approximately-5-gram-weight</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5665-34.png?v=1784704333</image:loc>
      <image:title>VM Crucible Cover, for 15 mL Crucible, Platinum, (Approximately 5 Gram Weight)</image:title>
      <image:caption>VM Crucible Cover, for 15 mL Crucible, Platinum, (Approximately 5 Gram Weight)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/au-pt-crucible-for-use-with-eagon-2-fusion-machine-dimpled-bottom-sauptec7</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5666-01.png?v=1784704335</image:loc>
      <image:title>Au-Pt Crucible for use with Eagon 2 Fusion Machine, Dimpled Bottom, SAUPTEC7</image:title>
      <image:caption>Au-Pt Crucible for use with Eagon 2 Fusion Machine, Dimpled Bottom, SAUPTEC7</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-volatile-matter-fused-quartz-with-self-sealing-cover-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5696-01.png?v=1784704336</image:loc>
      <image:title>Crucible, Volatile Matter, Fused Quartz with Self-Sealing Cover, [Representative Image]</image:title>
      <image:caption>Crucible, Volatile Matter, Fused Quartz with Self-Sealing Cover, [Representative Image]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-cover-volatile-matter-fused-quartz-representative-image</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5696-02.png?v=1784704338</image:loc>
      <image:title>Crucible Cover, Volatile Matter, Fused Quartz [Representative Image]</image:title>
      <image:caption>Crucible Cover, Volatile Matter, Fused Quartz [Representative Image]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-with-no-cover-volatile-matter-fused-quartz</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5696-03_3a7509e3-2ad0-4623-a7f0-fdc25c1996d0.png?v=1784704340</image:loc>
      <image:title>Crucible with No Cover, Volatile Matter, Fused Quartz</image:title>
      <image:caption>Crucible with No Cover, Volatile Matter, Fused Quartz</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-bsi-volatile-matter-with-lid</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5715-01.png?v=1784777612</image:loc>
      <image:title>Crucible, BSI, Volatile Matter with Lid</image:title>
      <image:caption>Crucible, BSI, Volatile Matter with Lid</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-tray-inconel-alloy-4-place-for-crucible-90-5715-01</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5715-03_4e8e4992-d3e9-415a-a360-0820cccf22a2.png?v=1784704343</image:loc>
      <image:title>Crucible Tray, Inconel Alloy, 4-Place, for Crucible 90-5715-01</image:title>
      <image:caption>Crucible Tray, Inconel Alloy, 4-Place, for Crucible 90-5715-01</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/porcelain-combustion-capsule-glazed-inside-and-out-20-ml-coors-66053-replaces-60053</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5755-03_3b658576-3d95-450a-9dcf-dc51468a14e6.png?v=1784923549</image:loc>
      <image:title>Porcelain Combustion Capsule, Glazed Inside and Out, 20 mL, CoorsTek, 66053</image:title>
      <image:caption>Porcelain Combustion Capsule, Glazed Inside and Out, 20 mL, CoorsTek, 66053</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/porcelain-chemical-combustion-capsule-glazed-inside-and-out-35-ml-66054-replacement-for-60054</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5755-04.png?v=1784777613</image:loc>
      <image:title>Porcelain - Chemical Combustion Capsule, Glazed Inside and Out, 35 mL, 66054 (Replacement for 60054)</image:title>
      <image:caption>Porcelain - Chemical Combustion Capsule, Glazed Inside and Out, 35 mL, 66054 (Replacement for 60054)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/capsule-porcelain-20-ml-coorstek-60053</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5755-06.png?v=1784704347</image:loc>
      <image:title>Capsule, Porcelain, 20 mL, Coorstek, 60053</image:title>
      <image:caption>Capsule, Porcelain, 20 mL, Coorstek, 60053</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/aluminum-crucible-cover-for-closely-covering-90-5755-03-size-3a-crucible</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5759-01_b25930aa-d8e9-4c10-92b3-262f05e2fe14.png?v=1784704349</image:loc>
      <image:title>Aluminum Crucible Cover for Closely Covering 90-5755-03, Size 3A Crucible</image:title>
      <image:caption>Aluminum Crucible Cover for Closely Covering 90-5755-03, Size 3A Crucible</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-high-form-1-3-ml-15-mm-x-15-mm-use-11-6660-01-cover-coors-60101</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5775-01.png?v=1784704351</image:loc>
      <image:title>Crucible, Porcelain, High Form, 1.3 ml, 15 mm x 15 mm (Use 11-6660-01 Cover), Coors, 60101</image:title>
      <image:caption>Crucible, Porcelain, High Form, 1.3 ml, 15 mm x 15 mm (Use 11-6660-01 Cover), Coors, 60101</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-high-form-5-ml-24-mm-x-20-mm-use-90-5795-03-cover-coors-60103</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5775-03_718c9db7-d6e9-40b9-b7be-8f7899446541.png?v=1784704352</image:loc>
      <image:title>Crucible, Porcelain, High Form, 5 mL, 24 mm x 20 mm (Use 90-5795-03 Cover), Coors, 60103</image:title>
      <image:caption>Crucible, Porcelain, High Form, 5 mL, 24 mm x 20 mm (Use 90-5795-03 Cover), Coors, 60103</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-high-form-10-ml-31-mm-x-26-mm-use-90-5795-04-cover-coors-66104-replaces-60104</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5775-04.png?v=1784704353</image:loc>
      <image:title>Crucible, Porcelain, High Form, 10 mL, 31 mm x 26 mm (Use 90-5795-04 Cover) Coors, 66104 (Replaces 60104)</image:title>
      <image:caption>Crucible, Porcelain, High Form, 10 mL, 31 mm x 26 mm (Use 90-5795-04 Cover) Coors, 66104 (Replaces 60104)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-high-form-15-ml-35-mm-x-25-mm-use-90-5795-05-cover-coors-60105</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5775-05.png?v=1784704355</image:loc>
      <image:title>Crucible, Porcelain, High Form, 15 mL, 35 mm x 25 mm (Use 90-5795-05 Cover), Coors, 60105</image:title>
      <image:caption>Crucible, Porcelain, High Form, 15 mL, 35 mm x 25 mm (Use 90-5795-05 Cover), Coors, 60105</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-high-form-porcelain-12-ml-coorstek-66105</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5775-06_f5b5a243-eb76-42a1-92e5-101008a35bcb.png?v=1784704356</image:loc>
      <image:title>Crucible, High Form Porcelain, 12 mL, Coorstek, 66105</image:title>
      <image:caption>Crucible, High Form Porcelain, 12 mL, Coorstek, 66105</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-high-form-20-ml-use-90-5795-12-cover-coors-66107-replacement-for-60107</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5775-07.png?v=1784704358</image:loc>
      <image:title>Crucible, Porcelain, High Form, 20 mL, (Use 90-5795-12 Cover), Coors, 66107 (Replacement for 60107)</image:title>
      <image:caption>Crucible, Porcelain, High Form, 20 mL, (Use 90-5795-12 Cover), Coors, 66107 (Replacement for 60107)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-high-form-40-ml-50-mm-x-40-mm-use-90-5795-07-cover-coors-66108-replacement-for-60108</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5775-08.png?v=1784704359</image:loc>
      <image:title>Crucible, Porcelain, High Form, 40 mL, 50 mm x 40 mm (Use 90-5795-07 Cover) Coors, 66108 (Replacement for 60108)</image:title>
      <image:caption>Crucible, Porcelain, High Form, 40 mL, 50 mm x 40 mm (Use 90-5795-07 Cover) Coors, 66108 (Replacement for 60108)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-high-form-80-ml-use-90-5795-07-cover-coors-66109-replacement-for-60109</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5775-09.png?v=1784704361</image:loc>
      <image:title>Crucible, Porcelain, High Form, 80 mL, (Use 90-5795-07 Cover), Coors, 66109 (Replacement for 60109)</image:title>
      <image:caption>Crucible, Porcelain, High Form, 80 mL, (Use 90-5795-07 Cover), Coors, 66109 (Replacement for 60109)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-high-form-120-ml-use-90-5795-08-cover-coors-66110-replacement-for-60110</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5775-10.png?v=1784704362</image:loc>
      <image:title>Crucible, Porcelain, High Form, 120 mL, (Use 90-5795-08 Cover), Coors, 66110 (Replacement for 60110)</image:title>
      <image:caption>Crucible, Porcelain, High Form, 120 mL, (Use 90-5795-08 Cover), Coors, 66110 (Replacement for 60110)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-high-form-200-ml-use-90-5795-10-cover-coors-66112-replaces-60112</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5775-12.png?v=1784704364</image:loc>
      <image:title>Crucible, Porcelain, High Form, 200 mL, (Use 90-5795-10 Cover), Coors, 66112 (Replaces 60112)</image:title>
      <image:caption>Crucible, Porcelain, High Form, 200 mL, (Use 90-5795-10 Cover), Coors, 66112 (Replaces 60112)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/porcelain-crucible-tall-form-with-cover-10-ml-6-pk-jct010</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5775-24_8a454612-e32d-473b-a0d9-324d1996d076.png?v=1784704365</image:loc>
      <image:title>Porcelain Crucible, Tall Form, with Cover, 10 mL, 6/PK, JCT010</image:title>
      <image:caption>Porcelain Crucible, Tall Form, with Cover, 10 mL, 6/PK, JCT010</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-wide-form-30-ml-50-mm-x-31-mm-use-90-5795-07-cover-coors-66136-replaces-60136</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5785-07_096d1726-bcd0-4d1f-b744-07db2230711e.png?v=1784704369</image:loc>
      <image:title>Crucible, Porcelain, Wide Form, 30 mL, 50 mm x 31 mm (Use 90-5795-07 Cover), Coors, 66136 (Replaces 60136)</image:title>
      <image:caption>Crucible, Porcelain, Wide Form, 30 mL, 50 mm x 31 mm (Use 90-5795-07 Cover), Coors, 66136 (Replaces 60136)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-wide-form-50-ml-61-mm-h-x-37-mm-od-coors-60137</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5785-08.png?v=1784704371</image:loc>
      <image:title>Crucible, Porcelain, Wide Form, 50 mL, 61 mm H x 37 mm OD, Coors, 60137</image:title>
      <image:caption>Crucible, Porcelain, Wide Form, 50 mL, 61 mm H x 37 mm OD, Coors, 60137</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-wide-form-91-ml-70-mm-h-x-44-mm-od-coors-66138-replacement-for-60138</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5785-09.png?v=1784704373</image:loc>
      <image:title>Crucible, Porcelain, Wide Form, 91 mL, 70 mm H x 44 mm OD, Coors, 66138 (Replacement for 60138)</image:title>
      <image:caption>Crucible, Porcelain, Wide Form, 91 mL, 70 mm H x 44 mm OD, Coors, 66138 (Replacement for 60138)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-wide-form-150-ml-84-mm-h-x-52-mm-o-d-use-90-5795-10-cover-coors-66139-replaces-60139</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5785-10.png?v=1784704374</image:loc>
      <image:title>Crucible, Porcelain, Wide Form, 150 mL, 84 mm H x 52 mm O.D. (Use 90-5795-10 Cover), Coors, 66139 (Replaces 60139)</image:title>
      <image:caption>Crucible, Porcelain, Wide Form, 150 mL, 84 mm H x 52 mm O.D. (Use 90-5795-10 Cover), Coors, 66139 (Replaces 60139)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-porcelain-wide-form-250-ml-60-mm-h-x-102-mm-od-coors-60140</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/90-5785-11.png?v=1784704375</image:loc>
      <image:title>Crucible, Porcelain, Wide Form, 250 mL, 60 mm H x 102 mm OD, Coors,  60140</image:title>
      <image:caption>Crucible, Porcelain, Wide Form, 250 mL, 60 mm H x 102 mm OD, Coors,  60140</image:caption>
    </image:image>
  </url>
</urlset>
