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  <url>
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      <image:title>Molecular Sieve, Activated, Type 4A (8-12 Mesh), BAKER ANALYZED Reagent, 2.5 kg Poly-Coated Glass Bottle, Baker 2708-05 (Non-Regulated)</image:title>
      <image:caption>Molecular Sieve, Activated, Type 4A (8-12 Mesh), BAKER ANALYZED Reagent, 2.5 kg Poly-Coated Glass Bottle, Baker 2708-05 (Non-Regulated)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-2745-03_8a033330-b5c6-49f9-be94-c44eb086f6c2.png?v=1784717207</image:loc>
      <image:title>Niacin (Sold by Each / Each = Glass Bottle of 25 Grams) (Non-Regulated)</image:title>
      <image:caption>Niacin (Sold by Each / Each = Glass Bottle of 25 Grams) (Non-Regulated)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-2958-00.png?v=1784717208</image:loc>
      <image:title>Potassium Biphthalate, Crystal, BAKER ANALYZED ACS Reagent (Sold by Each / Each = 100 g Poly Bottle) (Non-Regulated)</image:title>
      <image:caption>Potassium Biphthalate, Crystal, BAKER ANALYZED ACS Reagent (Sold by Each / Each = 100 g Poly Bottle) (Non-Regulated)</image:caption>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-2960-01_d0d763a2-fd9c-482f-86c9-3fcad842555a.png?v=1784717210</image:loc>
      <image:title>Potassium Bisulfate, Crystal, BAKER ANALYZED Reagent, 500 g Poly Bottle, Baker 2960-01 (8, UN2509, P.G. II)</image:title>
      <image:caption>Potassium Bisulfate, Crystal, BAKER ANALYZED Reagent, 500 g Poly Bottle, Baker 2960-01 (8, UN2509, P.G. II)</image:caption>
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    <image:image>
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      <image:title>Potassium meta-Bisulfite, 500 g, Avantor Performance Materials, 2976-01</image:title>
      <image:caption>Potassium meta-Bisulfite, 500 g, Avantor Performance Materials, 2976-01</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-2992-01.png?v=1784717212</image:loc>
      <image:title>Potassium Bromate, BAKER ANALYZED ACS Reagent, Baker 2992-01 (5.1, UN1484, P.G. II)</image:title>
      <image:caption>Potassium Bromate, BAKER ANALYZED ACS Reagent, Baker 2992-01 (5.1, UN1484, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-3040-01_0a8d685e-af2d-4496-862e-4f8a192c1650.png?v=1784717214</image:loc>
      <image:title>Potassium Chloride, Crystal, BAKER ANALYZED ACS Reagent, 500 g Poly Bottle,  Baker 3040-01 (Non-Regulated)</image:title>
      <image:caption>Potassium Chloride, Crystal, BAKER ANALYZED ACS Reagent, 500 g Poly Bottle,  Baker 3040-01 (Non-Regulated)</image:caption>
    </image:image>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-3058-01.png?v=1784717215</image:loc>
      <image:title>Potassium Chromate &gt;/=99.0%, Crystals, Baker Analyzed ACS Grade, 500 g</image:title>
      <image:caption>Potassium Chromate &gt;/=99.0%, Crystals, Baker Analyzed ACS Grade, 500 g</image:caption>
    </image:image>
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    <image:image>
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      <image:title>Potassium Chromate, Crystal, BAKER ANALYZED ACS Reagent, 2.5 kg Poly Bottle, Baker 3058-05 (5.1, UN3085, P.G. III)</image:title>
      <image:caption>Potassium Chromate, Crystal, BAKER ANALYZED ACS Reagent, 2.5 kg Poly Bottle, Baker 3058-05 (5.1, UN3085, P.G. III)</image:caption>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-3090-01.png?v=1784717218</image:loc>
      <image:title>Potassium Dichromate, &gt;/=99.0%, Baker Analyzed, ACS Grade, 500 g</image:title>
      <image:caption>Potassium Dichromate, &gt;/=99.0%, Baker Analyzed, ACS Grade, 500 g</image:caption>
    </image:image>
  </url>
  <url>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-3162-01.png?v=1784717219</image:loc>
      <image:title>Potassium Iodide, Granular, BAKER ANALYZED ACS Reagent, 500 g Glass Bottle, Baker 3162-01 (Non-Regulated)</image:title>
      <image:caption>Potassium Iodide, Granular, BAKER ANALYZED ACS Reagent, 500 g Glass Bottle, Baker 3162-01 (Non-Regulated)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-3162-05.png?v=1784717221</image:loc>
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      <image:caption>Potassium Iodide, Granular, BAKER ANALYZED ACS Reagent, 2.5 kg, Non-Regulated, 2.5 kg Amber Glass Bottle, Avantor Performance Materials, 3162-05</image:caption>
    </image:image>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-3162-07.png?v=1784717222</image:loc>
      <image:title>Potassium Iodide, Granular, BAKER ANALYZED ACS Reagent, 12 kg Poly Flowmor Pail, Baker 3162-07 (Non-Regulated)</image:title>
      <image:caption>Potassium Iodide, Granular, BAKER ANALYZED ACS Reagent, 12 kg Poly Flowmor Pail, Baker 3162-07 (Non-Regulated)</image:caption>
    </image:image>
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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/BKR-3190-01.png?v=1784717224</image:loc>
      <image:title>Potassium Nitrate, Crystal, BAKER ANALYZED ACS Reagent, 500 g Glass Bottle, Baker 3190-01 (5.1, UN1486, P.G. III)</image:title>
      <image:caption>Potassium Nitrate, Crystal, BAKER ANALYZED ACS Reagent, 500 g Glass Bottle, Baker 3190-01 (5.1, UN1486, P.G. III)</image:caption>
    </image:image>
  </url>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-3202-01.png?v=1784717225</image:loc>
      <image:title>Potassium Nitrite, 500 g, Avantor Performance Materials, 3202-01, 5.1, UN1488, PG II</image:title>
      <image:caption>Potassium Nitrite, 500 g, Avantor Performance Materials, 3202-01, 5.1, UN1488, PG II</image:caption>
    </image:image>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-3227-01.png?v=1784717228</image:loc>
      <image:title>Potassium Permanganate, &gt;/= 99.0 %,BAKER ANALYZED ACS Reagent, Suitable for Mercury Determination, 500 g Glass Bottle, Baker 3227-01 (5.1, UN1490, P.G. II)</image:title>
      <image:caption>Potassium Permanganate, &gt;/= 99.0 %,BAKER ANALYZED ACS Reagent, Suitable for Mercury Determination, 500 g Glass Bottle, Baker 3227-01 (5.1, UN1490, P.G. II)</image:caption>
    </image:image>
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    <image:image>
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      <image:title>Potassium Persulfate, BAKER ANALYZED Reagent, 500 g Glass  Bottle, Baker 3238-01 (5.1, UN1492, P.G. III)</image:title>
      <image:caption>Potassium Persulfate, BAKER ANALYZED Reagent, 500 g Glass  Bottle, Baker 3238-01 (5.1, UN1492, P.G. III)</image:caption>
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    <image:image>
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      <image:caption>Potassium Persulfate, BAKER INSTRA-ANALYZED Reagent, Suitable for Kjeldahl Nitrogen, Phosphate &amp; Mercury Determinations, 500 g Glass Bottle, Baker 3239-01 (5.1, UN1492, P.G. III)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-3246-01.png?v=1784717233</image:loc>
      <image:title>Potassium Phosphate, Monobasic, Crystal, BAKER ANALYZED ACS Reagent, 500 g Poly Bottle, Baker 3246-01 (Non-Regulated)</image:title>
      <image:caption>Potassium Phosphate, Monobasic, Crystal, BAKER ANALYZED ACS Reagent, 500 g Poly Bottle, Baker 3246-01 (Non-Regulated)</image:caption>
    </image:image>
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      <image:title>Potassium Phosphate, Monobasic, Crystal, BAKER ANALYZED ACS Reagent, 2.5 kg Poly Bottle, Baker 3246-05 (Non-Regulated)</image:title>
      <image:caption>Potassium Phosphate, Monobasic, Crystal, BAKER ANALYZED ACS Reagent, 2.5 kg Poly Bottle, Baker 3246-05 (Non-Regulated)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Potassium Phosphate Dibasic Powder AR 500 g, Avantor Performance Materials, 3252-01, Non-Regulated</image:title>
      <image:caption>Potassium Phosphate Dibasic Powder AR 500 g, Avantor Performance Materials, 3252-01, Non-Regulated</image:caption>
    </image:image>
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    <changefreq>daily</changefreq>
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      <image:title>Potassium Sodium Tartrate AR, 500 g, Avantor Performance Materials, 3272-01, Non-Regulated</image:title>
      <image:caption>Potassium Sodium Tartrate AR, 500 g, Avantor Performance Materials, 3272-01, Non-Regulated</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Potassium Sulfate, Fine Crystal, BAKER ANALYZED ACS Reagent, 2.5 kg Poly Bottle,  Baker 3278-05 (Non-Regulated)</image:title>
      <image:caption>Potassium Sulfate, Fine Crystal, BAKER ANALYZED ACS Reagent, 2.5 kg Poly Bottle,  Baker 3278-05 (Non-Regulated)</image:caption>
    </image:image>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-3348-01.png?v=1784717241</image:loc>
      <image:title>Pyridine, BAKER ANALYZED ACS Reagent, 500 mL Glass Bottle, Baker 3348-01 (3, UN1282, P.G. II)</image:title>
      <image:caption>Pyridine, BAKER ANALYZED ACS Reagent, 500 mL Glass Bottle, Baker 3348-01 (3, UN1282, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Celite 545 (Diatomaceous Earth, 48 Micron) 500 g, Avantor Performance Materials, 3371-01, Not Regulated</image:title>
      <image:caption>Celite 545 (Diatomaceous Earth, 48 Micron) 500 g, Avantor Performance Materials, 3371-01, Not Regulated</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>Sodium Sulfate, Anhydrous, Granular (12-60 Mesh), ULTRA RESI-ANALYZED ACS Reagent, Tested for Hexane Extractable Impurities, 500 g Glass Bottle, Baker 3375-01 (Non-Regulated)</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/BKR-3375-05.png?v=1784717246</image:loc>
      <image:title>Sodium Sulfate, Anhydrous, Granular (12-60 Mesh), ULTRA RESI-ANALYZED ACS Reagent, Tested for Hexane Extractable Impurities, 2.5 kg Glass Bottle, Baker 3375-05 (Non-Regulated)</image:title>
      <image:caption>Sodium Sulfate, Anhydrous, Granular (12-60 Mesh), ULTRA RESI-ANALYZED ACS Reagent, Tested for Hexane Extractable Impurities, 2.5 kg Glass Bottle, Baker 3375-05 (Non-Regulated)</image:caption>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Sodium Sulfate, Anhydrous, Granular (12-60 Mesh), ULTRA RESI-ANALYZED ACS Reagent, Tested for Hexane Extractable Impurities, 45.5 kg Drum, Baker 3375-09 (Non-Regulated)</image:caption>
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      <image:caption>Sodium Carbonate, Anhydrous, Granular, BAKER ANALYZED ACS Reagent, 2.5 kg Glass Bottle, Baker 3604-05 (Non-Regulated)</image:caption>
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      <image:caption>Sodium Chloride, Crystal, &gt;/= 99.0% (by Argentometric Titration) BAKER ANALYZED ACS Reagent, 500 g Poly Bottle, Baker 3624-01 (Non-Regulated)</image:caption>
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      <image:caption>Sodium Chloride, Crystal, &gt;/= 99.0% (by Argentometric Titration) BAKER ANALYZED ACS Reagent, 2.5 kg Poly Bottle, Baker 3624-05 (Non-Regulated)</image:caption>
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      <image:caption>Sodium Molybdate, Dihydrate, BAKER ANALYZED ACS Reagent, 500 g  Poly Bottle,  Baker 3764-01 (Non-Regulated)</image:caption>
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      <image:caption>Sodium Nitrate, Crystal, BAKER ANALYZED ACS Reagent, 2.5 kg Poly Bottle, Baker 3770-05 (5.1, UN1498, P.G. III)</image:caption>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Sodium Nitroferricyanide, 125 g, Avantor Performance Materials, 3792-04, 6.1, UN2811, PGII</image:caption>
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  <url>
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      <image:caption>Sodium Phosphate, Monobasic, Monohydrate, Crystal, BAKER ANALYZED ACS Reagent, 500 g Poly Bottle, Baker 3818-01 (Non-Regulated)</image:caption>
    </image:image>
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      <image:caption>Sodium Phosphate, Dibasic, 7-Hydrate, Crystal, BAKER ANALYZED ACS Reagent, 500 g Poly Bottle, Baker 3824-01 (Non-Regulated)</image:caption>
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      <image:caption>Sodium Phosphate, Dibasic, 7-Hydrate, Crystal, BAKER ANALYZED ACS Reagent, 5 lb Poly Bottle, Baker 3824-73 (Non-Regulated)</image:caption>
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      <image:caption>Sodium Phosphate, Dibasic, Anhydrous, BAKER ANALYZED ACS Reagent, 500 g Poly Bottle, Baker 3828-01 (Non-Regulated)</image:caption>
    </image:image>
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      <image:caption>Sodium Sulfate, Anhydrous, Granular Powder, BAKER ANALYZED ACS Reagent, 500 g Glass Bottle, Baker 3891-01 (Non-Regulated)</image:caption>
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      <image:caption>Sodium Sulfate, Anhydrous, Granular Powder, BAKER ANALYZED ACS Reagent, 2.5 kg Glass Bottle, Baker 3891-05 (Non-Regulated)</image:caption>
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      <image:caption>Sodium Sulfate, Anhydrous, Powder, BAKER ANALYZED ACS Reagent, 500 g Glass Bottle, Baker 3898-01 (Non-Regulated)</image:caption>
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      <image:caption>Sodium Sulfite, Anhydrous, &gt;/- 98.0% (by Iodometry) BAKER ANALYZED ACS Reagent, 500 g Poly Bottle, Baker 3922-01 (Non-Regulated)</image:caption>
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      <image:caption>Sodium Thiosulfate, 5-Hydrate, Crystal, BAKER ANALYZED ACS Reagent, 500 g Poly Bottle, Baker 3946-01 (Non-Regulated)</image:caption>
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      <image:caption>Sodium Thiosulfate, Anhydrous, Granular, BAKER ANALYZED Reagent, 500 g Poly Bottle, Baker 3953-01 (Non-Regulated)</image:caption>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Stannous Chloride, Dihydrate, Crystal, BAKER ANALYZED ACS Reagent, 500 g Poly Bottle, Baker 3980-01 (Non-Regulated)</image:caption>
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      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-3980-05.png?v=1784717311</image:loc>
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      <image:caption>Stannous Chloride, Dihydrate, Crystal, BAKER ANALYZED ACS Reagent, 2.5 kg Poly Bottle, Baker 3980-05 (Non-Regulated)</image:caption>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Starch, Soluble Potato, Powder, BAKER ANALYZED ACS Reagent, 500 g  Poly Bottle, Baker 4006-01 (Non-Regulated)</image:caption>
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      <image:title>Cesium Chloride, Ultrapure BioReagent, 1 kg Poly Bottle, Baker 4042-02 (Non-Regulated)</image:title>
      <image:caption>Cesium Chloride, Ultrapure BioReagent, 1 kg Poly Bottle, Baker 4042-02 (Non-Regulated)</image:caption>
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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>Cesium Chloride 100 g, Avantor Performance Materials, Not-Regulated</image:title>
      <image:caption>Cesium Chloride 100 g, Avantor Performance Materials, Not-Regulated</image:caption>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>D-(+)-Sucrose, Crystals, Baker Analyzed, ACS Grade, 2.5 kg</image:caption>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Zinc Acetate, Dihydrate, Crystal, BAKER ANALYZED ACS Reagent, 500 g Poly Bottle, Baker 4296-01 (Non-Regulated)</image:caption>
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  <url>
    <loc>https://preiser.com/products/nickel-1-000-ug-ml-0-10-w-v-aa-standard-baker-instra-analyzed-reagent-150-ml-poly-bottle-baker-6461-04-8-un3264-p-g-iii</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-6461-04.png?v=1784717376</image:loc>
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  <url>
    <loc>https://preiser.com/products/potassium-1-000-ug-ml-0-10-w-v-aa-standard-baker-instra-analyzed-reagent-150-ml-poly-bottle-baker-6464-04-8-un3264-p-g-iii</loc>
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      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-6464-04.png?v=1784717378</image:loc>
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  <url>
    <loc>https://preiser.com/products/silver-1-000-ug-ml-0-10-w-v-standard-baker-instra-analyzed-reagent-150-ml-glass-bottle-baker-6467-04-8-un3264-p-g-iii</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-6467-04.png?v=1784717379</image:loc>
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      <image:caption>Silver, 1,000 ug/ml (0.10% w/v), Standard, BAKER INSTRA-ANALYZED Reagent, 150 mL Glass Bottle, Baker 6467-04 (8, UN3264, P.G. III)</image:caption>
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  <url>
    <loc>https://preiser.com/products/sodium-1-000-ug-ml-0-10-w-v-aa-standard-baker-instra-analyzed-reagent-150-ml-poly-bottle-baker-6468-04-8-un3264-p-g-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/BKR-6468-04_7922130e-9f44-49af-9b04-855fcd20fee5.png?v=1784717380</image:loc>
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      <image:caption>Sodium, 1,000 ug/ml (0.10% w/v), AA Standard, BAKER INSTRA-ANALYZED Reagent, 150 mL Poly Bottle, Baker 6468-04 (8, UN3264, P.G. III)</image:caption>
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  <url>
    <loc>https://preiser.com/products/tin-aa-standard-1000ppm-0-10-baker-instra-analyzed-reagent-150-ml-glass-bottle-baker-6471-04-8-un3264-p-g-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/BKR-6471-04.png?v=1784717381</image:loc>
      <image:title>Tin AA Standard, 1000ppm (0.10%) BAKER INSTRA-ANALYZED Reagent, 150 mL Glass Bottle, Baker 6471-04 (8, UN3264, P.G. III)</image:title>
      <image:caption>Tin AA Standard, 1000ppm (0.10%) BAKER INSTRA-ANALYZED Reagent, 150 mL Glass Bottle, Baker 6471-04 (8, UN3264, P.G. III)</image:caption>
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  <url>
    <loc>https://preiser.com/products/zinc-1-000-ug-ml-0-10-w-v-aa-standard-baker-instra-analyzed-reagent-150-ml-poly-bottle-baker-6474-04-8-un3264-p-g-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/BKR-6474-04.png?v=1784717383</image:loc>
      <image:title>Zinc, 1,000 ug/ml (0.10% w/v), AA Standard, BAKER INSTRA-ANALYZED Reagent, 150 mL Poly Bottle, Baker 6474-04 (8, UN3264, P.G. III)</image:title>
      <image:caption>Zinc, 1,000 ug/ml (0.10% w/v), AA Standard, BAKER INSTRA-ANALYZED Reagent, 150 mL Poly Bottle, Baker 6474-04 (8, UN3264, P.G. III)</image:caption>
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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/BKR-6900-02.png?v=1784717384</image:loc>
      <image:title>Hydrochloric Acid, ULTREX II Ultrapure Reagent, 2 L Fluoropolymer Bottle, Baker 6900-02 (8, UN1789, P.G. II)</image:title>
      <image:caption>Hydrochloric Acid, ULTREX II Ultrapure Reagent, 2 L Fluoropolymer Bottle, Baker 6900-02 (8, UN1789, P.G. II)</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/BKR-6900-05_69a5c154-20e0-4a68-b1bc-d70abfc00a8c.png?v=1784717386</image:loc>
      <image:title>Hydrochloric Acid, ULTREX II Ultrapure Reagent, 500 mL Fluoropolymer Bottle, Baker 6900-05 (8, UN1789, P.G. II)</image:title>
      <image:caption>Hydrochloric Acid, ULTREX II Ultrapure Reagent, 500 mL Fluoropolymer Bottle, Baker 6900-05 (8, UN1789, P.G. II)</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/BKR-6901-02.png?v=1784717388</image:loc>
      <image:title>Nitric Acid, ULTREX II Ultrapure Reagent, Baker 2 L, 6909-02 (8, UN2031, P.G. II)</image:title>
      <image:caption>Nitric Acid, ULTREX II Ultrapure Reagent, Baker 2 L, 6909-02 (8, UN2031, P.G. II)</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/BKR-6901-05.png?v=1784717391</image:loc>
      <image:title>Nitric Acid, ULTREX II Ultrapure Reagent, 500 mL Fluoropolymer Bottle, Baker 6909-05 (8, UN2031, P.G. II)</image:title>
      <image:caption>Nitric Acid, ULTREX II Ultrapure Reagent, 500 mL Fluoropolymer Bottle, Baker 6909-05 (8, UN2031, P.G. II)</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/BKR-8055-06.png?v=1784717392</image:loc>
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      <image:caption>BAKERBOND Speedisk C18, 50 mm Extraction Disk, For EPA Methods 500 Series, 608, SW846/3535, Package of 20, Baker 8055-06 [REPRESENTATIVE IMAGE]</image:caption>
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  <url>
    <loc>https://preiser.com/products/bakerbond-speedisk-oil-grease-50-mm-extraction-disk-each-baker-8060-06-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/BKR-8060-06.png?v=1784717393</image:loc>
      <image:title>BAKERBOND Speedisk, Oil &amp; Grease, 50 mm Extraction Disk, Each, Baker 8060-06. [REPRESENTATIVE IMAGE]</image:title>
      <image:caption>BAKERBOND Speedisk, Oil &amp; Grease, 50 mm Extraction Disk, Each, Baker 8060-06. [REPRESENTATIVE IMAGE]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bakerbond-speedisk-extraction-disks-for-automated-extractors-50-mm-for-use-with-slightly-polar-to-non-polar-hydrocarbons-epa-method-1664-rev-a-package-of-32-baker-8064-06-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/BKR-8064-06_4f91fc0e-3473-40ff-ac39-cea193ef0b65.png?v=1784717395</image:loc>
      <image:title>BAKERBOND Speedisk Extraction Disks for Automated Extractors, 50 mm, for use with Slightly Polar to Non-Polar Hydrocarbons. EPA Method 1664, Rev. A, Package of 32, Baker 8064-06 (Non-Regulated)</image:title>
      <image:caption>BAKERBOND Speedisk Extraction Disks for Automated Extractors, 50 mm, for use with Slightly Polar to Non-Polar Hydrocarbons. EPA Method 1664, Rev. A, Package of 32, Baker 8064-06 (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/edta-disodium-salt-dihydrate-crystal-ar-500-g-avantor-performance-materials-8993-01-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/BKR-8993-01.png?v=1784717396</image:loc>
      <image:title>EDTA Disodium Salt Dihydrate, Crystal, AR 500 g, Avantor Performance Materials, 8993-01, Non-Regulated</image:title>
      <image:caption>EDTA Disodium Salt Dihydrate, Crystal, AR 500 g, Avantor Performance Materials, 8993-01, Non-Regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/acetone-hplc-grade-baker-4-l-amber-glass-bottle-9002-03-3-un1090-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9002-02.png?v=1784717398</image:loc>
      <image:title>Acetone, HPLC Grade, Baker 4 L Amber Glass Bottle 9002-03 (3, UN1090, P.G. II)</image:title>
      <image:caption>Acetone, HPLC Grade, Baker 4 L Amber Glass Bottle 9002-03 (3, UN1090, P.G. II)</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/BKR-9002-03.png?v=1784717400</image:loc>
      <image:title>Acetone, HPLC Grade, Baker 4 L Glass Bottle 9002-03 (3, UN1090, P.G. II)</image:title>
      <image:caption>Acetone, HPLC Grade, Baker 4 L Glass Bottle 9002-03 (3, UN1090, P.G. II)</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/BKR-9006-01.png?v=1784717402</image:loc>
      <image:title>Acetone, BAKER ANALYZED ACS Reagent, 500 mL Glass Bottle, Baker 9006-01 (3, UN1090, P.G. II)</image:title>
      <image:caption>Acetone, BAKER ANALYZED ACS Reagent, 500 mL Glass Bottle, Baker 9006-01 (3, UN1090, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/acetone-baker-analyzed-acs-reagent-4-l-glass-bottle-baker-9006-03-3-un1090-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9006-03.png?v=1784717404</image:loc>
      <image:title>Acetone, BAKER ANALYZED ACS Reagent, 4 L Glass Bottle, Baker 9006-03 (3, UN1090, P.G. II)</image:title>
      <image:caption>Acetone, BAKER ANALYZED ACS Reagent, 4 L Glass Bottle, Baker 9006-03 (3, UN1090, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/acetone-baker-analyzed-acs-reagent-19-l-poly-pail-baker-9006-07-3-un1090-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9006-07.png?v=1784717406</image:loc>
      <image:title>Acetone, BAKER ANALYZED ACS Reagent, 19 L Poly Pail, Baker 9006-07 (3, UN1090, P.G. II)</image:title>
      <image:caption>Acetone, BAKER ANALYZED ACS Reagent, 19 L Poly Pail, Baker 9006-07 (3, UN1090, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/acetone-baker-analyzed-acs-reagent-4-l-poly-coated-glass-bottle-baker-9006-03-3-un1090-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9006-33.png?v=1784717408</image:loc>
      <image:title>Acetone, BAKER ANALYZED ACS Reagent, 4 L Poly-Coated Glass Bottle, Baker 9006-03 (3, UN1090, P.G. II)</image:title>
      <image:caption>Acetone, BAKER ANALYZED ACS Reagent, 4 L Poly-Coated Glass Bottle, Baker 9006-03 (3, UN1090, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/acetonitrile-hplc-grade-4-l-glass-bottle-baker-9017-03-3-un1648-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9017-03.png?v=1784717410</image:loc>
      <image:title>Acetonitrile, HPLC Grade, 4 L Glass Bottle Baker 9017-03 (3, UN1648, P.G. II)</image:title>
      <image:caption>Acetonitrile, HPLC Grade, 4 L Glass Bottle Baker 9017-03 (3, UN1648, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/acetonitrile-99-9-baker-analyzed-hplc-grade-ultra-gradient-for-hplc-uhplc-for-spectrophotometry</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9017-33.png?v=1784717411</image:loc>
      <image:title>Acetonitrile &gt;/= 99.9% Baker Analyzed, HPLC Grade, Ultra Gradient for HPLC, UHPLC, for Spectrophotometry</image:title>
      <image:caption>Acetonitrile &gt;/= 99.9% Baker Analyzed, HPLC Grade, Ultra Gradient for HPLC, UHPLC, for Spectrophotometry</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/methyl-tert-butyl-ether-hplc-grade-4-l-glass-bottle-baker-9042-03-3-un2398-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9042-03_c12e2e0e-d36a-41e6-9322-32e0b5c8c218.png?v=1784717413</image:loc>
      <image:title>Methyl tert-Butyl Ether, HPLC Grade, 4 L Glass Bottle, Baker 9042-03 (3, UN2398, P.G. II)</image:title>
      <image:caption>Methyl tert-Butyl Ether, HPLC Grade, 4 L Glass Bottle, Baker 9042-03 (3, UN2398, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/methyl-tert-butyl-ether-ultra-resi-analyzed-1-l-glass-bottle-baker-9043-02-3-un2398-p-g-ii</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/BKR-9043-02_4fd284c7-9a35-4d68-b010-ec68c84621f4.png?v=1784717414</image:loc>
      <image:title>Methyl tert-Butyl Ether, ULTRA RESI-ANALYZED, 1 L Glass Bottle, Baker 9043-02 (3, UN2398, P.G. II)</image:title>
      <image:caption>Methyl tert-Butyl Ether, ULTRA RESI-ANALYZED, 1 L Glass Bottle, Baker 9043-02 (3, UN2398, P.G. II)</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/BKR-9070-01_a8cc0bdf-b26c-4f42-89a5-42026f6a5b04.png?v=1784717416</image:loc>
      <image:title>Methanol, ACS Reagent (Sold by Each / Each = 500 mL Bottle) (3, UN1230, P.G. II)</image:title>
      <image:caption>Methanol, ACS Reagent (Sold by Each / Each = 500 mL Bottle) (3, UN1230, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/methanol-baker-analyzed-acs-reagent-4-l-glass-bottle-baker-9070-03-3-un1230-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9070-03_5558b181-237f-4c82-b133-d01a3f40a67a.png?v=1785287114</image:loc>
      <image:title>Methanol, BAKER ANALYZED ACS Reagent, 4 L Glass Bottle, Baker 9070-03 (3, UN1230, P.G. II)</image:title>
      <image:caption>Methanol, BAKER ANALYZED ACS Reagent, 4 L Glass Bottle, Baker 9070-03 (3, UN1230, P.G. II)</image:caption>
    </image:image>
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  <url>
    <loc>https://preiser.com/products/methanol-baker-analyzed-acs-reagent-19-l-blue-poly-container-baker-9070-07-3-un1230-p-g-ii</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/BKR-9070-07_79bd41f9-580a-43b4-bb3b-050d102857f9.png?v=1784717420</image:loc>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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    <image:image>
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      <image:caption>Methanol, Purge and Trap Analysis, ULTRA RESI-ANALYZED, 1 L Glass Bottle, Baker 9077-02 (3, UN1230, P.G. II)</image:caption>
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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/BKR-9080-07.png?v=1784717423</image:loc>
      <image:title>Isopropyl Alcohol USP, 20 L, Avantor Performance Materials,  3,UN1219, PG II</image:title>
      <image:caption>Isopropyl Alcohol USP, 20 L, Avantor Performance Materials,  3,UN1219, PG II</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9084-01.png?v=1784717425</image:loc>
      <image:title>Isopropyl Alcohol (2-Propanol) BAKER ANALYZED ACS Reagent, 500 mL Glass Bottle, Baker 9084-01 (3, UN1219, P.G. II)</image:title>
      <image:caption>Isopropyl Alcohol (2-Propanol) BAKER ANALYZED ACS Reagent, 500 mL Glass Bottle, Baker 9084-01 (3, UN1219, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9084-03_adacb37a-c475-4246-a2a6-5514e94066da.png?v=1784717428</image:loc>
      <image:title>2-Propanol AR, 4 L, Avantor Performance Materials, 9084-03, 3, UN1219, PG II</image:title>
      <image:caption>2-Propanol AR, 4 L, Avantor Performance Materials, 9084-03, 3, UN1219, PG II</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9084-07.png?v=1784717429</image:loc>
      <image:title>2-Propanol, BAKER ANALYZED ACS Reagent, 19 L Poly Pail, Baker 9084-07 (3, UN1219, P.G. II)</image:title>
      <image:caption>2-Propanol, BAKER ANALYZED ACS Reagent, 19 L Poly Pail, Baker 9084-07 (3, UN1219, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9086-03.png?v=1784717431</image:loc>
      <image:title>1-Propanol, BAKER ANALYZED Reagent, 4 L Glass Bottle, Baker 9086-03 (3, UN1274, P.G. III)</image:title>
      <image:caption>1-Propanol, BAKER ANALYZED Reagent, 4 L Glass Bottle, Baker 9086-03 (3, UN1274, P.G. III)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9086-07.png?v=1784717432</image:loc>
      <image:title>1-Propanol, BAKER ANALYZED Reagent, 20 L Steel Pail, Baker, 9086-07 (3, UN1274, P.G. III)</image:title>
      <image:caption>1-Propanol, BAKER ANALYZED Reagent, 20 L Steel Pail, Baker, 9086-07 (3, UN1274, P.G. III)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9093-02.png?v=1784717433</image:loc>
      <image:title>Methanol, HPLC, Baker 1 L Glass Bottle 9093-02 (3, UN1230, P.G. II)</image:title>
      <image:caption>Methanol, HPLC, Baker 1 L Glass Bottle 9093-02 (3, UN1230, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Methanol, HPLC, Baker 9093-03, 4 L Glass Bottle (3, UN1230, P.G. II)</image:title>
      <image:caption>Methanol, HPLC, Baker 9093-03, 4 L Glass Bottle (3, UN1230, P.G. II)</image:caption>
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      <image:title>Methanol, HPLC, Baker 4 L Poly-Coated Bottle 9093-33 (3, UN1230, P.G. II)</image:title>
      <image:caption>Methanol, HPLC, Baker 4 L Poly-Coated Bottle 9093-33 (3, UN1230, P.G. II)</image:caption>
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    <image:image>
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      <image:title>2-Propanol, HPLC Grade, Baker 4 L Glass Bottle 9095-03 (3, UN1219, P.G. II)</image:title>
      <image:caption>2-Propanol, HPLC Grade, Baker 4 L Glass Bottle 9095-03 (3, UN1219, P.G. II)</image:caption>
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      <image:caption>Chloroform, BAKER ANALYZED ACS Reagent, 4 L PVC Coated, Amber Glass Bottle, Baker 9180-03 (6.1, UN1888, P.G. III)</image:caption>
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    <image:image>
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      <image:caption>Chloroform, BAKER ANALYZED ACS Reagent, 4 L Amber Poly-Coated Glass Bottle, Baker 9180-33 (6.1, UN1888, P.G. III)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9206-33.png?v=1784717441</image:loc>
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      <image:caption>Cyclohexane, BAKER ANALYZED ACS Reagent, 4 L Poly Coated Glass Bottle, Baker 9206-33 (3, UN1145, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Dimethylformamide, BAKER ANALYZED ACS Reagent, 4 L Poly Coated Bottle, Baker 9221-33 (3, UN2265, P.G. III)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>1,4-Dioxane, 4 L, Avantor Performance Materials, 9231-03,  3,UN1165,PGII</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Ether, Anhydrous, BAKER ANALYZED ACS Reagent, 1 L Bottle, Baker 9244-22 (Non-Regulated)</image:caption>
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    <changefreq>daily</changefreq>
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      <image:caption>Acetone, ULTRA RESI-ANALYZED, for Organic Residue Analysis, 1 L Glass Bottle, Baker 9254-02 (3, UN1090, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Acetone, for Organic Residue Analysis, ULTRA RESI-ANALYZED, 4 L Glass Bottle, Baker 9254-03 (3, UN1090, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Chloroform, for Organic Residue Analysis, ULTRA RESI-ANALYZED, 1 L Amber Glass Bottle, Baker 9257-02 (6.1, UN1888, P.G. III)</image:caption>
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      <image:caption>Chloroform, for Organic Residue Analysis, ULTRA RESI-ANALYZED, 4 L Amber Glass Bottle, Baker 9257-03 (6.1, UN1888, P.G. III)</image:caption>
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    <changefreq>daily</changefreq>
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      <image:caption>Ethyl Ether Ultra Resi-Analyzed, 1 L,  Avantor Performance Materials, 9259-02, 3, UN1155, PG I</image:caption>
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    <changefreq>daily</changefreq>
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    <changefreq>daily</changefreq>
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      <image:caption>Hexane (Mixture of Isomers) &gt;/- 99.5% (n-Hexane &gt;/- 95%) ULTRA RESI-ANALYZEDT for Organic Residue Analysis, 1 L, Avantor Performance Materials, 9262-02</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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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/BKR-9263-03.png?v=1784717463</image:loc>
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      <image:caption>Methanol, for Organic Residue Analysis, ULTRA RESI-ANALYZED, 4 L Glass Bottle, Baker 9263-03 (3, UN1230, P.G. II)</image:caption>
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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/BKR-9264-03.png?v=1785287116</image:loc>
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      <image:caption>Methylene Chloride, for Organic Residue Analysis, ULTRA RESI-ANALYZED, 4 L Glass Bottle, Baker 9264-03 (6.1, UN1593, P.G. III)</image:caption>
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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/BKR-9268-03.png?v=1784717465</image:loc>
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      <image:caption>Petroleum Ether, 35-60 Degree C, BAKER ANALYZED ACS Reagent, 4 L Aluminum Bottle, Baker 9268-03 (3, UN1268, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9282-02.png?v=1784717467</image:loc>
      <image:title>Ethyl Acetate, HPLC Grade, for use in Liquid Chromatography &amp; Spctrophotometry, 1 L Glass Bottle, Baker 9282-02 (3, UN1173, P.G. II)</image:title>
      <image:caption>Ethyl Acetate, HPLC Grade, for use in Liquid Chromatography &amp; Spctrophotometry, 1 L Glass Bottle, Baker 9282-02 (3, UN1173, P.G. II)</image:caption>
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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/BKR-9282-03.png?v=1784717468</image:loc>
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      <image:caption>Ethyl Acetate, HPLC Grade, for use in Liquid Chromatography &amp; Spctrophotometry, 4 L Glass Bottle, Baker 9282-03 (3, UN1173, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9304-03_2fe6edfa-0646-4410-b7ce-ca498f70bd1c.png?v=1784717470</image:loc>
      <image:title>Hexanes (95% n-hexane), HPLC, Baker 9304-03, 4 L Glass Bottle (3, UN1208, P.G. II)</image:title>
      <image:caption>Hexanes (95% n-hexane), HPLC, Baker 9304-03, 4 L Glass Bottle (3, UN1208, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9304-33.png?v=1784717472</image:loc>
      <image:title>Hexanes HPLC (95% n-HEXANE), 4 L Poly-Coated Bottle, Avantor Performance Materials, 9304-33, 3, UN1208, PGII</image:title>
      <image:caption>Hexanes HPLC (95% n-HEXANE), 4 L Poly-Coated Bottle, Avantor Performance Materials, 9304-33, 3, UN1208, PGII</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9309-01.png?v=1784717473</image:loc>
      <image:title>Hexanes, BAKER ANALYZED ACS Reagent, 500 mL Glass Bottle, Baker 9309-01 (3, UN1208, P.G. II)</image:title>
      <image:caption>Hexanes, BAKER ANALYZED ACS Reagent, 500 mL Glass Bottle, Baker 9309-01 (3, UN1208, P.G. II)</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/BKR-9309-03.png?v=1784717475</image:loc>
      <image:title>Hexanes, BAKER ANALYZED ACS Reagent, 4 L Glass Bottle, Baker 9309-03 (3, UN1208, P.G. II)</image:title>
      <image:caption>Hexanes, BAKER ANALYZED ACS Reagent, 4 L Glass Bottle, Baker 9309-03 (3, UN1208, P.G. II)</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/BKR-9315-03.png?v=1784717476</image:loc>
      <image:title>Methylene Chloride, HPLC Grade, for use in Liquid Chromatography, 4 L Glass Bottle, Baker 9315-03 (6.1, UN1593, P.G. III)</image:title>
      <image:caption>Methylene Chloride, HPLC Grade, for use in Liquid Chromatography, 4 L Glass Bottle, Baker 9315-03 (6.1, UN1593, P.G. III)</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/BKR-9333-03_9b5c8f5b-66ef-4838-83e8-da8a4eeb6e5c.png?v=1784717477</image:loc>
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      <image:caption>Pentane, for Organic Residue Analysis, ULTRA RESI-ANALYZED, 4L Glass Bottle, Baker 9333-03 (3, UN1265, P.G. I)</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/BKR-9338-02.png?v=1784717479</image:loc>
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      <image:caption>n-Heptane, for Organic Residue Analysis, ULTRA RESI-ANALYZED, 1 L Glass Bottle, Baker 9338-02 (3, UN1206, P.G. II)</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/BKR-9338-03.png?v=1784717480</image:loc>
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      <image:caption>n-Heptane, for Organic Residue Analysis, ULTRA RESI-ANALYZED, 4 L Glass Bottle, Baker 9338-03 (3, UN1206, P.G. II)</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/BKR-9351-03.png?v=1784717481</image:loc>
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      <image:caption>Toluene, for use in Liquid Chromatography, HPLC Grade, 4 L Glass Bottle, Baker 9351-03 (3, UN1294, P.G. II)</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/BKR-9368-05.png?v=1784717483</image:loc>
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      <image:caption>Nitric Acid 67 - 70% (w/w), BAKER INSTRA-ANALYZED Plus for Trace Metal Analysis, 2.5 L, J.T.Baker, 9368-05</image:caption>
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  <url>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Hydrochloric acid 34 - 37% (w/w), BAKER INSTRA-ANALYZED Plus for trace metal analysis, 2.5 L, J.T.Baker, 9385-05</image:caption>
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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/BKR-9401-01.png?v=1784717487</image:loc>
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      <image:caption>Alcohol, Anhydrous, Reagent, BAKER ANALYZED ACS Reagent, Baker 9401-01 (3, UN1987, P.G. II)</image:caption>
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  </url>
  <url>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Alcohol, Anhydrous, Reagent, BAKER ANALYZED ACS Reagent, 4 L Glass Bottle, Baker 9401-03 (3, UN1987, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BKR-9401-22.png?v=1784717491</image:loc>
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      <image:caption>Alcohol, Anhydrous, Reagent, BAKER ANALYZED ACS Reagent, 1 L, Baker, 9401-22 (3, UN1987, P.G. II)</image:caption>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Sodium Hypochlorite Solution (5% Available Chlorine), BAKER ANALYZED Reagent, 500 mL Poly Bottle, Baker 9416-01 (Non-Regulated)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Sodium Hypochlorite Solution (5% Available Chlorine), BAKER ANALYZED Reagent, 4 L Poly Bottle, Baker 9416-03 (Non-Regulated)</image:caption>
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    <changefreq>daily</changefreq>
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      <image:caption>Tetrahydrofuran, HPLC Grade, 4L Poly Coated Bottle Baker 9441-33 (3, UN2056, P.G. II)</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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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Toulene, BAKER ANALYZED ACS Reagent, 500 mL Glass Bottle, Baker 9460-01 (3, UN1293, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Toulene, BAKER ANALYZED ACS Reagent, 4 L Bottle, Baker 9460-03 (3, UN1293, P.G. II)</image:title>
      <image:caption>Toulene, BAKER ANALYZED ACS Reagent, 4 L Bottle, Baker 9460-03 (3, UN1293, P.G. II)</image:caption>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Triethanolamine, BAKER ANALYZED Reagent, 500 mL Glass Bottle, Baker 9468-01 (Non-Regulated)</image:caption>
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    <changefreq>daily</changefreq>
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      <image:caption>2,2,4-Trimethylpentane, BAKER ANALYZED ACS Reagent, 500 mL Glass Bottle, Baker 9478-01 (3, UN1262, P.G. II)</image:caption>
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  <url>
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    <image:image>
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  <url>
    <loc>https://preiser.com/products/florisil-60-100-mesh-selective-absorbent-for-gas-chromatography-500-g-poly-bottle-baker-m368-07-non-regulated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
    <loc>https://preiser.com/products/l-glutamic-acid-baker-analyzed-biochemical-reagent-500-g-poly-bottle-baker-m756-07-non-regulated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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    <image:image>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Lanthanum Oxide AR, 100 g, Avantor Performance Materials, Non-Regulated</image:caption>
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  <url>
    <loc>https://preiser.com/products/lanthanum-oxide-for-flame-enhanced-aa-spectrometry-baker-analyzed-reagent-250-g-glass-bottle-baker-p351-06-non-regulated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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  <url>
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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>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Paper Cup 3 oz. 2400/CS Wax-Treated, Baumann Paper Co Inc, 111102</image:caption>
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      <image:caption>SCCR3J Jazz Waxed Paper Cold Cups, 3 oz, Rolled Rim, 5000/CS</image:caption>
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  <url>
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      <image:caption>Barnstead Condenser, PM495X18A P/A for 2 gal/hr Classic Stills, Thermo Scientific, 21060</image:caption>
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  <url>
    <loc>https://preiser.com/products/barnstead-purepack-replacement-cartridges-for-millipore-systems-individual-prefilter-cartridge</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Barnstead PUREpack Replacement Cartridges for Millipore Systems, Individual Prefilter Cartridge</image:caption>
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  <url>
    <loc>https://preiser.com/products/organic-replacement-cartridge-for-millipore-water-systems-individual-low-toc-cartridge</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Organic Replacement Cartridge for Millipore Water Systems, Individual low TOC cartridge</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/final-filter-0-20-micron-for-10-in-economy-model-filter-holder</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Final Filter, 0.20 Micron, For 10 in. Economy Model Filter Holder</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/organic-free-cartridge-for-quad-style-nanopure-and-e-pure-systems</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Organic Free Cartridge for Quad-Style NANOpure and E-Pure Systems</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/sanitization-cartridge-package-of-3</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Sanitization Cartridge (Package of 3)</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/barnstead-model-d8911-ultrapure-cartridge-hose-nipple</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BRN-D8911.png?v=1784717666</image:loc>
      <image:title>Barnstead Model D8911 UltraPure Cartridge, Hose Nipple</image:title>
      <image:caption>Barnstead Model D8911 UltraPure Cartridge, Hose Nipple</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/remote-dispenser-for-e-pure-water-systems-thermo-scientific-d8952</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Remote Dispenser for E-Pure Water Systems, Thermo Scientific, D8952</image:title>
      <image:caption>Remote Dispenser for E-Pure Water Systems, Thermo Scientific, D8952</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/reusable-pipette-tips-for-transferpettor-1-to-5ml-non-sterile-10-pk-brandtech-702858</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Reusable Pipette Tips for Transferpettor, 1 to 5mL, Non-Sterile, 10/PK, Brandtech, 702858</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/uv-cuvettes-disposable-semi-micro-500-pk-brandtech-759165</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>UV Cuvettes, Disposable, Semi-Micro, 500/PK, Brandtech, 759165</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/uv-cuvettes-disposable-macro-100-pk-brandtech-759170</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BRT-759170_c5d34e10-f8a6-48bd-8fa1-451e9fc388b6.png?v=1784717671</image:loc>
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      <image:caption>UV Cuvettes, Disposable, Macro, 100/PK, Brandtech, 759170</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/polishing-cloth-nylon-8-in-diameter-psa-backing-10-pk-40-7068</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/BUE-40-7068_700dfa42-fea8-4b15-882e-d0bdb7ffd04b.png?v=1784717672</image:loc>
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      <image:caption>Polishing Cloth, Nylon, 8 in. Diameter, PSA Backing, 10/PK, 40-7068</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/polishing-cloth-silk-8-in-psa-backing-40-7408</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Polishing Cloth, Silk, 8 in., PSA Backing, 40-7408</image:title>
      <image:caption>Polishing Cloth, Silk, 8 in., PSA Backing, 40-7408</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/microscope-cover-glass-1-5-22-mm-x-40-mm-thickness-is-0-16-to-0-19mm-corning-2980-224</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Microscope Cover Glass, #1.5, 22 mm x 40 mm, thickness is 0.16 to 0.19mm, Corning 2980-224.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cylinder-pyrex-double-metric-scale-graduated-class-a-to-deliver-25-ml-corning-3023-25</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/C-3023-42.png?v=1784717677</image:loc>
      <image:title>Cylinder, Pyrex Double Metric Scale Graduated, Class A, To Deliver, 25 mL, Corning, 3023-25</image:title>
      <image:caption>Cylinder, Pyrex Double Metric Scale Graduated, Class A, To Deliver, 25 mL, Corning, 3023-25</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/replacement-adaptor-tube-for-kjeldahl-nitrogen-distillation-apparatus-1-cs-corning-3340-to</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/C-3340TO-01.png?v=1784717679</image:loc>
      <image:title>Replacement Adaptor Tube for Kjeldahl Nitrogen Distillation Apparatus, 1/CS, Corning, 3340-TO</image:title>
      <image:caption>Replacement Adaptor Tube for Kjeldahl Nitrogen Distillation Apparatus, 1/CS, Corning, 3340-TO</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pipet-pyrex-shorty-disposable-serological-with-cotton-plug-multi-pack-50-ml-corning-7078b-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/C-7078B-50.png?v=1784717680</image:loc>
      <image:title>Pipet, Pyrex, Shorty Disposable Serological, with Cotton Plug, Multi-Pack, 50 mL, Corning 7078B-50</image:title>
      <image:caption>Pipet, Pyrex, Shorty Disposable Serological, with Cotton Plug, Multi-Pack, 50 mL, Corning 7078B-50</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermometer-holder-rubber-1-cs-17-x-13-mm-corning-7715</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/C-7715-01.png?v=1784717682</image:loc>
      <image:title>Thermometer Holder, Rubber, 1/CS 17 x 13 mm, Corning, 7715</image:title>
      <image:caption>Thermometer Holder, Rubber, 1/CS 17 x 13 mm, Corning, 7715</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/viscosity-tubes-class-v-matched-tubes-between-10-50-and-11-00-mm-144-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/CAR-44100-GR.png?v=1784717685</image:loc>
      <image:title>Viscosity Tubes, Class V, Matched Tubes, Between 10.50 and 11.00 mm, 144/PK</image:title>
      <image:caption>Viscosity Tubes, Class V, Matched Tubes, Between 10.50 and 11.00 mm, 144/PK</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/viscosity-tubes-class-v-10-75-score-marks-108-mm-100-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/CAR-44107-01.png?v=1784717686</image:loc>
      <image:title>Viscosity Tubes,  Class  V-10.75, Score Marks 108 mm, 100 mm</image:title>
      <image:caption>Viscosity Tubes,  Class  V-10.75, Score Marks 108 mm, 100 mm</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-standard-jar-1-gallon-clear-glass-wide-mouth-110-400-neck-finish-106128fcd1</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-106128FCD1.png?v=1784717687</image:loc>
      <image:title>Bottle, Standard Jar, 1 gallon, Clear Glass, Wide Mouth, 110-400 Neck Finish, 106128FCD1</image:title>
      <image:caption>Bottle, Standard Jar, 1 gallon, Clear Glass, Wide Mouth, 110-400 Neck Finish, 106128FCD1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/standard-jar-clear-glass-70g-450-neck-mason-style-500-ml-16-oz-12-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/CCC-10616FAD1_94a41110-5eae-438f-9880-d2b15704dbf5.png?v=1784717689</image:loc>
      <image:title>Standard Jar, Clear Glass, 70G-450 Neck (Mason Style), 500 mL/16 oz, 12/CS</image:title>
      <image:caption>Standard Jar, Clear Glass, 70G-450 Neck (Mason Style), 500 mL/16 oz, 12/CS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-oblong-wide-mouth-hdpe-8-oz-250-ml-uses-43-mm-cap-without-cap-250-cs-qec-0212-0008-shown-with-cap-attached</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-203250NH.png?v=1784717690</image:loc>
      <image:title>Bottle, Oblong, Wide Mouth, HDPE, 8 oz./250 mL, Uses 43 mm Cap, (without Cap), 250/CS QEC, 0212-0008  (Shown with Cap attached)</image:title>
      <image:caption>Bottle, Oblong, Wide Mouth, HDPE, 8 oz./250 mL, Uses 43 mm Cap, (without Cap), 250/CS QEC, 0212-0008  (Shown with Cap attached)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-oblong-wide-mouth-hdpe-16-oz-500-ml-uses-43-mm-cap-without-cap-160-cs-cinncinnati-container-203500nh</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-203500NH.png?v=1784717692</image:loc>
      <image:title>Bottle, Oblong, Wide Mouth, HDPE, 16 oz/500 mL, Uses 43 mm Cap, (without Cap), 160/CS Cinncinnati Container, 203500NH</image:title>
      <image:caption>Bottle, Oblong, Wide Mouth, HDPE, 16 oz/500 mL, Uses 43 mm Cap, (without Cap), 160/CS Cinncinnati Container, 203500NH</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-wide-mouth-white-polypropylene-8-oz-without-cap-138-cs-3-1-2-in-high-x-2-3-4-in-diameter-70-400-thread-cap-required</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-20408W1_dbdcda7a-ad83-41b6-a3bf-d5103d414769.png?v=1784717693</image:loc>
      <image:title>Bottle, Wide Mouth, White Polypropylene, 8 oz. without  Cap (138/CS) 3-1/2 in. High x 2-3/4 in. Diameter, 70-400 Thread Cap Required</image:title>
      <image:caption>Bottle, Wide Mouth, White Polypropylene, 8 oz. without  Cap (138/CS) 3-1/2 in. High x 2-3/4 in. Diameter, 70-400 Thread Cap Required</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/plastic-wide-mouth-polyethylene-jars-natural-16oz-328-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/CCC-20516NH.png?v=1784717694</image:loc>
      <image:title>Plastic Wide Mouth Polyethylene Jars, Natural, 16oz, 328/CS</image:title>
      <image:caption>Plastic Wide Mouth Polyethylene Jars, Natural, 16oz, 328/CS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-wide-mouth-white-pe-16-oz-without-cap-144-cs-3-1-2-in-high-x-3-5-8-in-diameter-89-400-thread-cap-required</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-20516WH1_f148fc4f-3e46-49db-957b-e479ec0ea869.png?v=1784777915</image:loc>
      <image:title>Bottle, Wide Mouth, White PE, 16 oz. without  Cap (144/CS) 3-1/2 in. High x 3-5/8 in. Diameter, 89-400 Thread Cap Required</image:title>
      <image:caption>Bottle, Wide Mouth, White PE, 16 oz. without  Cap (144/CS) 3-1/2 in. High x 3-5/8 in. Diameter, 89-400 Thread Cap Required</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-wide-mouth-white-pe-32-oz-without-cap-164-cs-6-1-2-in-high-x-3-5-8-in-diameter-89-400-thread-cap-required</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-20532WH_28e8fe95-8147-4bc7-b341-d2a0f5d9b3f7.png?v=1784777916</image:loc>
      <image:title>Bottle, Wide Mouth, White PE, 32 oz. without  Cap (164/CS) 6-1/2 in. High x 3-5/8 in. Diameter, 89-400 Thread Cap Required</image:title>
      <image:caption>Bottle, Wide Mouth, White PE, 32 oz. without  Cap (164/CS) 6-1/2 in. High x 3-5/8 in. Diameter, 89-400 Thread Cap Required</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/plastic-modern-rounds-narrow-mouth-16-oz-without-cap-28-410</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-20616NH.png?v=1784717699</image:loc>
      <image:title>Plastic Modern Rounds, Narrow Mouth, 16 oz without Cap (28-410)</image:title>
      <image:caption>Plastic Modern Rounds, Narrow Mouth, 16 oz without Cap (28-410)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-cylinder-style-2-oz-natural-20-410-neck-finish-900-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/CCC-20902NH1.png?v=1784717701</image:loc>
      <image:title>Bottle, Cylinder Style, 2 oz, Natural, 20-410 Neck Finish, 900/CS</image:title>
      <image:caption>Bottle, Cylinder Style, 2 oz, Natural, 20-410 Neck Finish, 900/CS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pe-cylinder-bottle-8-oz-cap-90-2496-02-required</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-20908NH5_a689b3d8-ffad-4652-944b-3e52f5cbf141.png?v=1784717702</image:loc>
      <image:title>PE Cylinder Bottle, 8 oz. (Cap 90-2496-02 required)</image:title>
      <image:caption>PE Cylinder Bottle, 8 oz. (Cap 90-2496-02 required)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-cylinder-style-16-oz-natural-narrow-mouth-28-400-neck-finish-20916nhd5</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-20916NHD5.png?v=1784717703</image:loc>
      <image:title>Bottle, Cylinder Style, 16 oz, Natural, Narrow Mouth, 28-400 Neck Finish, 20916NHD5</image:title>
      <image:caption>Bottle, Cylinder Style, 16 oz, Natural, Narrow Mouth, 28-400 Neck Finish, 20916NHD5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-oblong-wide-mouth-hdpe-34-oz-1000-ml-uses-53-mm-cap-without-cap-82-cs-qec-0212-0034-shown-with-cap-attached</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-21132NH1.png?v=1784717705</image:loc>
      <image:title>Bottle, Oblong, Wide Mouth, HDPE, 34 oz./1000 mL, Uses 53 mm Cap, (without Cap), 82/CS QEC, 0212-0034  (Shown with Cap Attached)</image:title>
      <image:caption>Bottle, Oblong, Wide Mouth, HDPE, 34 oz./1000 mL, Uses 53 mm Cap, (without Cap), 82/CS QEC, 0212-0034  (Shown with Cap Attached)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/high-density-polyethylene-natural-round-jugs-1-gal-48-cs-without-caps-38-400</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/CCC-215N2_f312b5ea-3269-4970-8db2-8a04285f81a3.png?v=1784717706</image:loc>
      <image:title>High Density Polyethylene, Natural, Round Jugs, 1 gal, 48/CS without Caps (38-400)</image:title>
      <image:caption>High Density Polyethylene, Natural, Round Jugs, 1 gal, 48/CS without Caps (38-400)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/trigger-sprayer-red-stream-28-400-continuous-thread-cincinnati-container-240287rw1</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-240287RW_82d0d79e-b04e-4684-97ec-43b4356c9c2e.png?v=1784717708</image:loc>
      <image:title>Trigger Sprayer, Red, Stream, 28-400 Continuous Thread, Cincinnati Container, 240287RW1</image:title>
      <image:caption>Trigger Sprayer, Red, Stream, 28-400 Continuous Thread, Cincinnati Container, 240287RW1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pump-dispensers-continuous-thread-28-410-thread-size</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-24228W512.png?v=1784717709</image:loc>
      <image:title>Pump Dispensers, Continuous Thread, 28-410 Thread Size</image:title>
      <image:caption>Pump Dispensers, Continuous Thread, 28-410 Thread Size</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/metal-paint-can-unlined-with-plug-lid-no-handle-1-qt-56-cs-300032</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-3000324.png?v=1784717710</image:loc>
      <image:title>Metal Paint Can, Unlined with Plug Lid, No Handle, 1 Qt., 56/CS, 300032</image:title>
      <image:caption>Metal Paint Can, Unlined with Plug Lid, No Handle, 1 Qt., 56/CS, 300032</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/metal-paint-can-unlined-with-plug-no-handle-1-gal-34-cs-300128</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-3001284.png?v=1784717712</image:loc>
      <image:title>Metal Paint Can, Unlined with Plug, No Handle, 1 gal, 34/CS, 300128</image:title>
      <image:caption>Metal Paint Can, Unlined with Plug, No Handle, 1 gal, 34/CS, 300128</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/paint-can-metal-lined-1-2-pint-86-cs-cincinnati-container-301008</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-301008.png?v=1784717713</image:loc>
      <image:title>Paint Can, Metal, Lined, 1/2 Pint , 86/CS, Cincinnati Container, 301008</image:title>
      <image:caption>Paint Can, Metal, Lined, 1/2 Pint , 86/CS, Cincinnati Container, 301008</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-metal-110-mm-110-450-thread-with-polyethylene-faced-pulpboard-liner-400-cs-cincinnati-container-co-400110pe1-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/CCC-400110PE.png?v=1784717715</image:loc>
      <image:title>Cap, Metal, 110 mm, 110-450 Thread, with Polyethylene-Faced Pulpboard Liner, 400/CS, Cincinnati Container Co., 400110PE1 (Representative Image)</image:title>
      <image:caption>Cap, Metal, 110 mm, 110-450 Thread, with Polyethylene-Faced Pulpboard Liner, 400/CS, Cincinnati Container Co., 400110PE1 (Representative Image)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-cap-white-polypropylene-20-410-f-217-liner</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-50220TSD1.png?v=1784717716</image:loc>
      <image:title>Bottle Cap, White, Polypropylene, 20-410, F-217 Liner</image:title>
      <image:caption>Bottle Cap, White, Polypropylene, 20-410, F-217 Liner</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-white-pp-with-polyethylene-foam-liner-24-mm-24-410-thread-5500-cs-cincinnati-container-co-50224tsd1</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-50224TSD1.png?v=1784717717</image:loc>
      <image:title>Cap, White PP with Polyethylene Foam Liner, 24 mm, 24-410 Thread, 5500/CS, Cincinnati Container Co., 50224TSD1</image:title>
      <image:caption>Cap, White PP with Polyethylene Foam Liner, 24 mm, 24-410 Thread, 5500/CS, Cincinnati Container Co., 50224TSD1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/caps-white-plastic-with-f217-polyethylene-foam-liner-28-400-continuous-thread-50228ts</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-50228TS.png?v=1784717718</image:loc>
      <image:title>Caps, White Plastic with F217 Polyethylene Foam Liner, 28-400 Continuous Thread, 50228TS</image:title>
      <image:caption>Caps, White Plastic with F217 Polyethylene Foam Liner, 28-400 Continuous Thread, 50228TS</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-polypropylene-white-with-f217-liner-53-400-pressure-sensitive</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-50253TS.png?v=1784717720</image:loc>
      <image:title>Cap, Polypropylene, White, with F217 liner, 53-400, Pressure Sensitive.</image:title>
      <image:caption>Cap, Polypropylene, White, with F217 liner, 53-400, Pressure Sensitive.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-polypropylene-white-63-mm-with-f217-liner</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-50263TS_e6c9b583-8fd2-4d6a-a4b0-3cf0c6ab6308.png?v=1784717721</image:loc>
      <image:title>Cap, Polypropylene, White, 63 mm, with F217 liner</image:title>
      <image:caption>Cap, Polypropylene, White, 63 mm, with F217 liner</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-cap-white-pp-70-400-unlined-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/CCC-50270NL1.png?v=1784717723</image:loc>
      <image:title>Bottle Cap, White, PP, 70-400, Unlined (Representative Image)</image:title>
      <image:caption>Bottle Cap, White, PP, 70-400, Unlined (Representative Image)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-white-molded-polypropylene-with-no-liner-70-400-neck-finish-50270nl3</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-50270NL3_d87a19ba-ee39-4b93-9584-c9423b8242bb.png?v=1784717726</image:loc>
      <image:title>Cap, White Molded Polypropylene with No Liner, 70-400 Neck Finish, 50270NL3</image:title>
      <image:caption>Cap, White Molded Polypropylene with No Liner, 70-400 Neck Finish, 50270NL3</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-cap-white-polypropylene-70-450-unlined</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-50270NLD1_fad6db1e-1925-436a-86e9-fc6d5b7b6a52.png?v=1784923666</image:loc>
      <image:title>Bottle Cap, White, Polypropylene, 70-450, Unlined</image:title>
      <image:caption>Bottle Cap, White, Polypropylene, 70-450, Unlined</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-cap-white-polypropylene-70-mm-f217-liner</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-50270TS1.png?v=1784717728</image:loc>
      <image:title>Bottle Cap, White, Polypropylene, 70 mm, F217 Liner</image:title>
      <image:caption>Bottle Cap, White, Polypropylene, 70 mm, F217 Liner</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-cap-white-polypropylene-89-mm-f217-liner</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-50289TS.png?v=1784777917</image:loc>
      <image:title>Bottle Cap, White, Polypropylene, 89 mm, F217 Liner</image:title>
      <image:caption>Bottle Cap, White, Polypropylene, 89 mm, F217 Liner</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-plastic-dispensing-ps113-foam-liner-28-mm-for-28-410-neck-finish-ea</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-50428PT1.png?v=1784717731</image:loc>
      <image:title>Cap, Plastic Dispensing, PS113 Foam Liner, 28 mm for 28-410  Neck Finish, EA</image:title>
      <image:caption>Cap, Plastic Dispensing, PS113 Foam Liner, 28 mm for 28-410  Neck Finish, EA</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bucket-hdpe-plastic-without-lid-1-2-gallon-275-cs-cincinnati-container-7041p-for-snap-on-lid-order-ccc-l8731-special-pricing-available-in-less-than-case-quantities</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-7041P.png?v=1784717732</image:loc>
      <image:title>Bucket, HDPE Plastic without Lid 1/2 Gallon, 275/CS, Cincinnati Container, 7041P [FOR SNAP ON LID ORDER CCC-L8731]-[SPECIAL PRICING AVAILABLE IN LESS THAN CASE QUANTITIES!]</image:title>
      <image:caption>Bucket, HDPE Plastic without Lid 1/2 Gallon, 275/CS, Cincinnati Container, 7041P [FOR SNAP ON LID ORDER CCC-L8731]-[SPECIAL PRICING AVAILABLE IN LESS THAN CASE QUANTITIES!]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-32-oz-clear-pet-108-cs-cincinnati-container-b0732c3</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-B0732C3.png?v=1785287117</image:loc>
      <image:title>Bottle, 32 oz. Clear PET, 108/CS, Cincinnati Container, B0732C3</image:title>
      <image:caption>Bottle, 32 oz. Clear PET, 108/CS, Cincinnati Container, B0732C3</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cap-metal-with-polyvinyl-liner-70-450-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/CCC-D0070PED.png?v=1784717735</image:loc>
      <image:title>Cap, Metal with Polyvinyl Liner, 70-450 [Representative Image]</image:title>
      <image:caption>Cap, Metal with Polyvinyl Liner, 70-450 [Representative Image]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-wide-mouth-hdpe-53-mm-neck-500-ml-without-cap-shown-with-cap-attached</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-HDS76825.png?v=1784717736</image:loc>
      <image:title>Bottle, Wide Mouth HDPE, 53 mm Neck, 500 mL, without  Cap, (Shown with Cap attached)</image:title>
      <image:caption>Bottle, Wide Mouth HDPE, 53 mm Neck, 500 mL, without  Cap, (Shown with Cap attached)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottle-wide-mouth-hdpe-63-mm-neck-1000-cc-32-oz-without-cap-qec-0213-0032</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/CCC-HDS77439_7a782a68-4d00-4a83-be00-b7a4768646a9.png?v=1784717738</image:loc>
      <image:title>Bottle, Wide Mouth HDPE, 63 mm Neck, 1000 cc (32 oz.), without  Cap, QEC, 0213-0032</image:title>
      <image:caption>Bottle, Wide Mouth HDPE, 63 mm Neck, 1000 cc (32 oz.), without  Cap, QEC, 0213-0032</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hdpe-plastic-snap-lid-for-1-2-gallon-bucket-360-cs-cincinnati-container-l8731-for-1-2-gallon-bucket-order-ccc-7041p-special-pricing-available-in-less-than-case-quantities</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCC-L8731.png?v=1784717739</image:loc>
      <image:title>HDPE Plastic Snap Lid for 1/2 Gallon Bucket, 360/CS, Cincinnati Container, L8731 [FOR 1/2 Gallon Bucket ORDER CCC-7041P]-[SPECIAL PRICING AVAILABLE IN LESS THAN CASE QUANTITIES!]</image:title>
      <image:caption>HDPE Plastic Snap Lid for 1/2 Gallon Bucket, 360/CS, Cincinnati Container, L8731 [FOR 1/2 Gallon Bucket ORDER CCC-7041P]-[SPECIAL PRICING AVAILABLE IN LESS THAN CASE QUANTITIES!]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/acetic-acid-glacial-acs-8-un2789-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-01510-030_333981ac-53a6-4b27-8a3b-7926209cdde4.png?v=1784717741</image:loc>
      <image:title>Acetic Acid, Glacial, ACS (8, UN2789, P.G. II)</image:title>
      <image:caption>Acetic Acid, Glacial, ACS (8, UN2789, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/acetic-acid-glacial-acs-2-5-l-bottle-8-un2789-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-01510-055.png?v=1784717743</image:loc>
      <image:title>Acetic Acid, Glacial, ACS 2.5 L Bottle (8, UN2789, P.G. II)</image:title>
      <image:caption>Acetic Acid, Glacial, ACS 2.5 L Bottle (8, UN2789, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/acetic-acid-glacial-acs-3-8-l-poly-bottle-8-un2789-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-01510-070_f7a8b2b2-15b2-4257-9fc6-5693b60238ef.png?v=1784717745</image:loc>
      <image:title>Acetic Acid, Glacial, ACS 3.8 L Poly Bottle (8, UN2789, P.G. II)</image:title>
      <image:caption>Acetic Acid, Glacial, ACS 3.8 L Poly Bottle (8, UN2789, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/acetone-acs-in-a-3-8-l-poly-bottle-3-un1090-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-01560-070_85b91801-d063-424e-89f7-ee83445c14b3.png?v=1784923669</image:loc>
      <image:title>Acetone, ACS in a 3.8 L Poly Bottle (3, UN1090, P.G. II)</image:title>
      <image:caption>Acetone, ACS in a 3.8 L Poly Bottle (3, UN1090, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/acetone-acs-reagent-4l-poly-bottle-3-un1090-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-01560-080.png?v=1784717748</image:loc>
      <image:title>Acetone, ACS Reagent 4L Poly Bottle, Columbus Chemical Industries, 0105HB</image:title>
      <image:caption>Acetone, ACS Reagent 4L Poly Bottle, Columbus Chemical Industries, 0105HB</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ammonium-chloride-acs-granular-in-a-500-gram-poly-bottle-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/CCI-01742-010_869f7634-07aa-4f8a-b69b-7ed0538959e4.png?v=1784717750</image:loc>
      <image:title>Ammonium Chloride, ACS, Granular in a 500 gram Poly Bottle (Non-Regulated)</image:title>
      <image:caption>Ammonium Chloride, ACS, Granular in a 500 gram Poly Bottle (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ammonium-chloride-acs-granular-2-5-kg-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/CCI-01742-200.png?v=1784923670</image:loc>
      <image:title>Ammonium Chloride, ACS, Granular, 2.5 kg (Non-Regulated)</image:title>
      <image:caption>Ammonium Chloride, ACS, Granular, 2.5 kg (Non-Regulated)</image:caption>
    </image:image>
  </url>
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    <loc>https://preiser.com/products/ammonium-nitrate-granular-acs-grade-500-g-un1942-5-1-pg-iii</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-01862-010_5211b8f4-fbc7-4fe2-83b0-c778b0c2edec.png?v=1784717754</image:loc>
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      <image:caption>Ammonium Nitrate, Granular, ACS Grade, 500 g [UN1942, 5.1, PG III]</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/CCI-01890-033.png?v=1784717755</image:loc>
      <image:title>Ammonium Hydroxide, ACS, 500 mL Poly Bottle, Columbus Chemical Industries, 01890-033</image:title>
      <image:caption>Ammonium Hydroxide, ACS, 500 mL Poly Bottle, Columbus Chemical Industries, 01890-033</image:caption>
    </image:image>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Ammonium Hydroxide, ACS 3.8 L Poly Bottle(8, UN2672, P.G. III)</image:title>
      <image:caption>Ammonium Hydroxide, ACS 3.8 L Poly Bottle(8, UN2672, P.G. III)</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/ammonium-persulfate-crystal-acs-in-a-500-gram-poly-bottle-5-1-un1444-p-g-iii</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-01933-010.png?v=1784717759</image:loc>
      <image:title>Ammonium Persulfate, Crystal, ACS in a 500 gram Poly Bottle (5.1, UN1444, P.G. III)</image:title>
      <image:caption>Ammonium Persulfate, Crystal, ACS in a 500 gram Poly Bottle (5.1, UN1444, P.G. III)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/l-ascorbic-acid-fine-crystal-usp-fcc-500-g-poly-bottle-non-regulated</loc>
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    <image:image>
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      <image:title>L-Ascorbic Acid, Fine Crystal, USP/FCC, 500 g Poly Bottle (Non-Regulated)</image:title>
      <image:caption>L-Ascorbic Acid, Fine Crystal, USP/FCC, 500 g Poly Bottle (Non-Regulated)</image:caption>
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  <url>
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    <image:image>
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      <image:title>Boric Acid, Granular, ACS (Poly Bottle of 2.5 kg) (Non-Regulated)</image:title>
      <image:caption>Boric Acid, Granular, ACS (Poly Bottle of 2.5 kg) (Non-Regulated)</image:caption>
    </image:image>
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  <url>
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    <changefreq>daily</changefreq>
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      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-11672-010_2413f5f3-b741-4464-b245-55d4f42092b9.png?v=1784717764</image:loc>
      <image:title>Calcium Chloride, Dihydrate, Powder, ACS, 500 g, Columbus Chemical Industries, 110500-80101</image:title>
      <image:caption>Calcium Chloride, Dihydrate, Powder, ACS, 500 g, Columbus Chemical Industries, 110500-80101</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/CCI-12460-080.png?v=1784717766</image:loc>
      <image:title>Ethylene Glycol, Reagent (Glass Bottle of 4 L) (Non-Regulated)</image:title>
      <image:caption>Ethylene Glycol, Reagent (Glass Bottle of 4 L) (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/edta-free-acid-acs-in-a-125-gram-poly-bottle-non-regulated</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-12474-115.png?v=1784717768</image:loc>
      <image:title>EDTA, Free Acid, ACS in a 125 gram Poly Bottle (Non-Regulated)</image:title>
      <image:caption>EDTA, Free Acid, ACS in a 125 gram Poly Bottle (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/edta-disodium-salt-dihydrate-acs-non-regulated</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-12475-010.png?v=1784717769</image:loc>
      <image:title>EDTA, Disodium Salt, Dihydrate, ACS, Columbus Chemical Industries, 12475-010</image:title>
      <image:caption>EDTA, Disodium Salt, Dihydrate, ACS, Columbus Chemical Industries, 12475-010</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/CCI-12500-280.png?v=1784717771</image:loc>
      <image:title>Ether, Anhydrous Absolute, ACS Reagent Grade, 20 L, Columbus Chemical Manufacturing, 203500-36902</image:title>
      <image:caption>Ether, Anhydrous Absolute, ACS Reagent Grade, 20 L, Columbus Chemical Manufacturing, 203500-36902</image:caption>
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  </url>
  <url>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-12840-033_effabb4b-c5f8-4722-9a5d-a41a0cfbecdf.png?v=1784717773</image:loc>
      <image:title>Glycerin, Anhydrous, ACS, 500 mL Poly Bottle (Glycerol), Columbus Chemical Industries, 243500-80601</image:title>
      <image:caption>Glycerin, Anhydrous, ACS, 500 mL Poly Bottle (Glycerol), Columbus Chemical Industries, 243500-80601</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/glycerin-anhydrous-acs-3-8-l-poly-bottle-glycerol-non-regulated</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-12840-070.png?v=1784717774</image:loc>
      <image:title>Glycerin, Anhydrous, ACS, 3.8 L Poly Bottle (Glycerol) (Non-Regulated)</image:title>
      <image:caption>Glycerin, Anhydrous, ACS, 3.8 L Poly Bottle (Glycerol) (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-12880-150_095b450f-fb02-4cc2-9cfe-7c7594c091aa.png?v=1784923674</image:loc>
      <image:title>Hexanes, ACS 4 L Glass Bottle (3, UN1208, P.G. II)</image:title>
      <image:caption>Hexanes, ACS 4 L Glass Bottle (3, UN1208, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Hexanes, ACS, 20 L Steel Drum, Columbus Chemical Industries, 253500-36902</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrochloric-acid-acs-in-a-500-ml-glass-bottle-8-un1789-p-g-ii</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-12990-030.png?v=1784717780</image:loc>
      <image:title>Hydrochloric Acid, ACS in a 500 mL Glass Bottle (8, UN1789, P.G. II)</image:title>
      <image:caption>Hydrochloric Acid, ACS in a 500 mL Glass Bottle (8, UN1789, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrochloric-acid-acs-in-a-2-5-l-glass-bottle-8-un1789-p-g-ii</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-12990-055.png?v=1784717782</image:loc>
      <image:title>Hydrochloric Acid, ACS in a 2.5 L Glass Bottle (8, UN1789, P.G. II)</image:title>
      <image:caption>Hydrochloric Acid, ACS in a 2.5 L Glass Bottle (8, UN1789, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrochloric-acid-acs-2-5-l-8-un1789-p-g-ii</loc>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Hydrochloric Acid, ACS, 2.5 L   (8, UN1789, P.G. II)</image:title>
      <image:caption>Hydrochloric Acid, ACS, 2.5 L   (8, UN1789, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrochloric-acid-acs-in-a-3-8-l-poly-bottle-8-un1789-p-g-ii</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-12990-070.png?v=1784923676</image:loc>
      <image:title>Hydrochloric Acid, ACS in a 3.8 L Poly Bottle (8, UN1789, P.G. II)</image:title>
      <image:caption>Hydrochloric Acid, ACS in a 3.8 L Poly Bottle (8, UN1789, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrochloric-acid-acs-3-8-l-8-un1789-p-g-ii</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-12990-070S.png?v=1784717788</image:loc>
      <image:title>Hydrochloric Acid, ACS, 3.8 L, (8, UN1789, P.G. II)</image:title>
      <image:caption>Hydrochloric Acid, ACS, 3.8 L, (8, UN1789, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrochloric-acid-acs-19-l-poly-carboy-8-un1789-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-12990-295.png?v=1784717790</image:loc>
      <image:title>Hydrochloric Acid, ACS (19 L Poly Carboy) (8, UN1789, P.G. II)</image:title>
      <image:caption>Hydrochloric Acid, ACS (19 L Poly Carboy) (8, UN1789, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/magnesium-sulfate-heptahydrate-crystal-acs-in-a-500-gram-poly-bottle-non-regulated</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-12993-010_2a1fdb89-cfcd-4e7a-8984-a68976194ad3.png?v=1784717791</image:loc>
      <image:title>Magnesium Sulfate, Heptahydrate, Crystal, ACS in a 500 gram Poly Bottle, Columbus Chemical Industries, 12993-010</image:title>
      <image:caption>Magnesium Sulfate, Heptahydrate, Crystal, ACS in a 500 gram Poly Bottle, Columbus Chemical Industries, 12993-010</image:caption>
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  </url>
  <url>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-13040-070.png?v=1784717793</image:loc>
      <image:title>Hydrofluoric Acid, 48%, ACS in a 3.8 L Poly Bottle (8, UN1790, P.G. II)</image:title>
      <image:caption>Hydrofluoric Acid, 48%, ACS in a 3.8 L Poly Bottle (8, UN1790, P.G. II)</image:caption>
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  </url>
  <url>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-13070-028.png?v=1784717795</image:loc>
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      <image:caption>Hydrogen Peroxide, 30%, ACS 473 mL Poly Bottle (5.1, UN2014, P.G. II)</image:caption>
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  </url>
  <url>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Hydrogen Peroxide, 30%, ACS, 473 mL Poly Bottle (5.1, UN2014, P.G. II)</image:title>
      <image:caption>Hydrogen Peroxide, 30%, ACS, 473 mL Poly Bottle (5.1, UN2014, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrogen-peroxide-30-acs-3-8-l-poly-bottle-5-1-un2014-p-g-ii</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-13070-070.png?v=1784717799</image:loc>
      <image:title>Hydrogen Peroxide, 30%, ACS, 3.8 L Poly Bottle (5.1, UN2014, P.G. II)</image:title>
      <image:caption>Hydrogen Peroxide, 30%, ACS, 3.8 L Poly Bottle (5.1, UN2014, P.G. II)</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/hydrogen-peroxide-30-acs-3-8-l-poly-bottle-5-1-un2014-p-g-ii-1</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-13070-070S.png?v=1784717801</image:loc>
      <image:title>Hydrogen Peroxide, 30%, ACS 3.8 L Poly Bottle (5.1, UN2014, P.G. II)</image:title>
      <image:caption>Hydrogen Peroxide, 30%, ACS 3.8 L Poly Bottle (5.1, UN2014, P.G. II)</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/hydrogen-peroxide-30-acs-sold-by-each-each-poly-carboy-of-19-l-5-1-un2014-p-g-ii</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-13070-295.png?v=1784717803</image:loc>
      <image:title>Hydrogen Peroxide, 30%, ACS, 19 L Poly Carboy, Columbus Chemical Industries. 2665QL</image:title>
      <image:caption>Hydrogen Peroxide, 30%, ACS, 19 L Poly Carboy, Columbus Chemical Industries. 2665QL</image:caption>
    </image:image>
  </url>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Isopropyl Alcohol, ACS Reagent, 500 mL Glass Bottle, Columbus Chemical Industries, CH2850-S</image:caption>
    </image:image>
  </url>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Isopropyl Alcohol, ACS, (2-Propanol), 4 L Poly Bottle (3, UN1219, P.G. II)</image:title>
      <image:caption>Isopropyl Alcohol, ACS, (2-Propanol), 4 L Poly Bottle (3, UN1219, P.G. II)</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/magnesium-chloride-acs-crystal-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/CCI-13583-010.png?v=1784717807</image:loc>
      <image:title>Magnesium Chloride, Hexahydrate, ACS, Crystal, Columbus Chemical Industries, 317500-80101</image:title>
      <image:caption>Magnesium Chloride, Hexahydrate, ACS, Crystal, Columbus Chemical Industries, 317500-80101</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/magnesium-chloride-acs-crystal-poly-bottle-of-2-5-kg-non-regulated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Magnesium Chloride, ACS, Crystal 2.5 kg Poly Bottle, Columbus Chemical Industries, 3175NG</image:caption>
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      <image:title>Manganese Sulfate, Monohydrate, ACS, 500 g Poly Bottle, Columbus Chemical Industries, 13801-010</image:title>
      <image:caption>Manganese Sulfate, Monohydrate, ACS, 500 g Poly Bottle, Columbus Chemical Industries, 13801-010</image:caption>
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      <image:title>Methyl Alcohol, Anhydrous, ACS, 3.8 L Poly Bottle, Columbus Chemical Industries, 14000-070</image:title>
      <image:caption>Methyl Alcohol, Anhydrous, ACS, 3.8 L Poly Bottle, Columbus Chemical Industries, 14000-070</image:caption>
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      <image:title>Methyl Alcohol, Anhydrous, ACS, 4 L Poly Bottle, Columbus Chemical Industries, 3475HB</image:title>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-14180-052S.png?v=1784717814</image:loc>
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      <image:caption>Nitric Acid, 70%, ACS, Single Shipper Bottle (PVC Glass Bottle of 2.2 L) (8, UN2031, P.G. II)</image:caption>
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      <image:title>Nitric Acid, 70%, ACS Grade, 2.2 L Plastic Bottle [UN2031, 8, PG II]</image:title>
      <image:caption>Nitric Acid, 70%, ACS Grade, 2.2 L Plastic Bottle [UN2031, 8, PG II]</image:caption>
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      <image:caption>Oxalic Acid, Dihydrate, ACS, Crystal (8, UN3261, P.G. III)</image:caption>
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      <image:title>Petroleum Ether, 35-60 Degree C, ACS (Sold by Each / Each = 4 L Glass Bottle) (3, UN1268, P.G. II)</image:title>
      <image:caption>Petroleum Ether, 35-60 Degree C, ACS (Sold by Each / Each = 4 L Glass Bottle) (3, UN1268, P.G. II)</image:caption>
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      <image:title>Phenolphthalein, ACS, Powder, 125 gram Poly Bottle, Columbus Chemical Industries, 400500-80103</image:title>
      <image:caption>Phenolphthalein, ACS, Powder, 125 gram Poly Bottle, Columbus Chemical Industries, 400500-80103</image:caption>
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      <image:title>Phosphoric Acid, 85%, ACS 500 mL(8, UN1805, P.G. III)</image:title>
      <image:caption>Phosphoric Acid, 85%, ACS 500 mL(8, UN1805, P.G. III)</image:caption>
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      <image:title>Phosphoric Acid, 85%, ACS 500 mL (8, UN1805, P.G. III)</image:title>
      <image:caption>Phosphoric Acid, 85%, ACS 500 mL (8, UN1805, P.G. III)</image:caption>
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      <image:title>Phosphoric Acid, 85%, ACS 3.8 L Poly Bottle(8, UN1805, P.G. III)</image:title>
      <image:caption>Phosphoric Acid, 85%, ACS 3.8 L Poly Bottle(8, UN1805, P.G. III)</image:caption>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-14370-290.png?v=1784717829</image:loc>
      <image:title>Phosphoric Acid, 85%, ACS (Sold by Each / Each = Ventflo Carboy of 19 L) (8, UN1805, P.G. III)</image:title>
      <image:caption>Phosphoric Acid, 85%, ACS (Sold by Each / Each = Ventflo Carboy of 19 L) (8, UN1805, P.G. III)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/potassium-chloride-acs-crystal-in-a-500-gram-poly-bottle-non-regulated</loc>
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    <image:image>
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      <image:title>Potassium Chloride, ACS, Crystal in a 500 gram Poly Bottle (Non-Regulated)</image:title>
      <image:caption>Potassium Chloride, ACS, Crystal in a 500 gram Poly Bottle (Non-Regulated)</image:caption>
    </image:image>
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    <image:image>
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      <image:title>Potassium Ferricyanide, Crystal, ACS, 125 Grams Poly Bottle, Columbus Chemical Industries, 429500-80103</image:title>
      <image:caption>Potassium Ferricyanide, Crystal, ACS, 125 Grams Poly Bottle, Columbus Chemical Industries, 429500-80103</image:caption>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-14868-010.png?v=1784717834</image:loc>
      <image:title>Potassium Hydroxide, ACS, Pellets, 500 Gram Poly Bottle, Columbus Chemical Industries, 432500-80101</image:title>
      <image:caption>Potassium Hydroxide, ACS, Pellets, 500 Gram Poly Bottle, Columbus Chemical Industries, 432500-80101</image:caption>
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    <image:image>
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      <image:title>Potassium Hydroxide Pellet, ACS Grade, 500 g [UN1813, 8, PG II]</image:title>
      <image:caption>Potassium Hydroxide Pellet, ACS Grade, 500 g [UN1813, 8, PG II]</image:caption>
    </image:image>
  </url>
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    <loc>https://preiser.com/products/potassium-iodide-acs-granular-in-a-500-gram-poly-bottle-non-regulated</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-14928-010.png?v=1784717838</image:loc>
      <image:title>Potassium Iodide, ACS, Granular in a 500 gram Poly Bottle (Non-Regulated)</image:title>
      <image:caption>Potassium Iodide, ACS, Granular in a 500 gram Poly Bottle (Non-Regulated)</image:caption>
    </image:image>
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      <image:title>Potassium Iodide, ACS, Granular (Poly Bottle of 125 Grams) (Non-Regulated)</image:title>
      <image:caption>Potassium Iodide, ACS, Granular (Poly Bottle of 125 Grams) (Non-Regulated)</image:caption>
    </image:image>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Potassium Nitrate, Crystal, ACS, 500 g Bottle, Columbus Chemical Industries, 4390al</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Potassium Nitrate, ACS, Crystal 2.5 kg Poly Bottle (5.1, UN1486, P.G. III)</image:title>
      <image:caption>Potassium Nitrate, ACS, Crystal 2.5 kg Poly Bottle (5.1, UN1486, P.G. III)</image:caption>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-15053-010.png?v=1784717845</image:loc>
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      <image:caption>Potassium Permanganate, ACS, Crystal (Sold by Each / Each = 500 Gram Poly Bottle) (5.1, UN1490, P.G. II)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Potassium Permanganate, Crystal, ACS, 125 gm Poly Bottle, Columbus Chemical Industries, 15053-115</image:title>
      <image:caption>Potassium Permanganate, Crystal, ACS, 125 gm Poly Bottle, Columbus Chemical Industries, 15053-115</image:caption>
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    <changefreq>daily</changefreq>
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      <image:title>Potassium Phosphate, Dibasic, Anhydrous, Powder, ACS, 500 gm Poly Bottle, Columbus Chemical Industries, 446500-80101</image:title>
      <image:caption>Potassium Phosphate, Dibasic, Anhydrous, Powder, ACS, 500 gm Poly Bottle, Columbus Chemical Industries, 446500-80101</image:caption>
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  </url>
  <url>
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    <changefreq>daily</changefreq>
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      <image:title>Potassium Phosphate, Monobasic, Crystal, ACS 500 gram Poly Bottle, Columbus Chemical Industries, 447500-80101</image:title>
      <image:caption>Potassium Phosphate, Monobasic, Crystal, ACS 500 gram Poly Bottle, Columbus Chemical Industries, 447500-80101</image:caption>
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  </url>
  <url>
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    <changefreq>daily</changefreq>
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      <image:title>Potassium Phosphate, Monobasic, ACS, Crystal, 2.5 kg Poly Bottle, Columbus Chemical Industries, 4475NG</image:title>
      <image:caption>Potassium Phosphate, Monobasic, ACS, Crystal, 2.5 kg Poly Bottle, Columbus Chemical Industries, 4475NG</image:caption>
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    <image:image>
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      <image:caption>Reagent Alcohol, Absolute, 4 L Poly Bottle, Columbus Chemical Industries, 461500-80402</image:caption>
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      <image:caption>Reagent Alcohol, Absolute 500 mL, Columbus Chemical Industries, 461500-80601</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Sodium Acetate, Anhydrous, ACS, Powder, 500 gram Poly Bottle, Columbus Chemical Industries, CCI-15361-010</image:caption>
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  </url>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Sodium Acetate, Trihydrate, ACS, Crystal in a 500 gram Poly Bottle (Non-Regulated)</image:title>
      <image:caption>Sodium Acetate, Trihydrate, ACS, Crystal in a 500 gram Poly Bottle (Non-Regulated)</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Sodium Bicarbonate, ACS, Powder, 1 lb., (Non-Regulated), Columbus Chemical Industries, 484000-80602</image:caption>
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    <image:image>
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      <image:title>Sodium Bisulfite, ACS, Granular, 500 Grams Poly Bottle, Columbus Chemical Industries, 4870al</image:title>
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      <image:caption>Ethyl Alcohol, 95%, Completely Denatured, 190 Proof, Columbus Chemical Industries, 212500-80402</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/isopropyl-alcohol-70-usp-in-a-3-8-l-poly-bottle-3-un1219-p-g-ii-columbus-chemical-industries-287500-80401</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-22750-070.png?v=1784717912</image:loc>
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      <image:caption>Isopropyl Alcohol, 70%, USP in a 3.8 L Poly Bottle (3, UN1219, P.G. II), Columbus Chemical Industries, 287500-80401</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/manganese-sulfate-monohydrate-fcc-powder-sold-by-each-each-2-5-kg-poly-bottle-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/CCI-23801-200.png?v=1784717913</image:loc>
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      <image:caption>Manganese Sulfate, Monohydrate, FCC, Powder, 2.5 kg Poly Bottle, Columbus Chemical Industries, 23801-200</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ethyl-alcohol-95-190-proof-cd-in-a-500-ml-poly-bottle-3-un1170-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-55200-033S.png?v=1784717914</image:loc>
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      <image:caption>Ethyl Alcohol, 95%, 190 Proof, CD, 500 mL Poly Bottle, Columbus Chemical Industries, 55200-033S</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ethyl-alcohol-95-190-proof-4-l-poly-bottle-3-un1170-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-55200-080.png?v=1784717916</image:loc>
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      <image:caption>Ethyl Alcohol, 95%, 190 Proof, 4 L Poly Bottle, Columbus Chemical Industries, 212500-80403</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ethyl-alcohol-190-proof-completely-denatured-95-3-un1170-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-55200-080S.png?v=1784717918</image:loc>
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      <image:caption>Ethyl Alcohol 190 Proof Completely Denatured, 95%, 4 L, Columbus Chemical Industries, 212500-80101</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sulfuric-acid-technical-66-degree-be-93-in-a-3-8-l-poly-bottle-8-un1830-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-58100-070.png?v=1784717920</image:loc>
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      <image:caption>Sulfuric Acid, Technical, 66 Degree Be, 93% in a 3.8 L Poly Bottle (8, UN1830, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sodium-hydroxide-5-00-normal-sold-by-each-each-1-l-8-un1824-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-63535-067.png?v=1784717921</image:loc>
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      <image:caption>Sodium Hydroxide, 5.00 Normal, 1 L, Columbus Chemical Industries, 966100-80101</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sodium-hydroxide-5-00-normal-sold-by-each-each-4-l-8-un1824-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CCI-63535-080.png?v=1784717923</image:loc>
      <image:title>Sodium Hydroxide, 5.00 Normal (Sold by Each / Each = 4 L) (8, UN1824, P.G. II)</image:title>
      <image:caption>Sodium Hydroxide, 5.00 Normal (Sold by Each / Each = 4 L) (8, UN1824, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/20-ml-quartz-fiber-crucible-cover-200-pk-cem-corporation-201600</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CEM-201600_b17d88f7-94eb-4892-9f01-3adddbd15f55.png?v=1784717924</image:loc>
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      <image:caption>20 mL Quartz-Fiber Crucible Cover, 200/PK, CEM Corporation, 201600</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/quartz-fiber-crucibles-44-mm-diameter-20-ml-capacity-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/CEM-303040_2b3229c7-a195-49d8-bd26-2541ab06ca3b.png?v=1784717925</image:loc>
      <image:title>Quartz Fiber Crucibles, 44 mm Diameter, 20 mL Capacity (100/PK)</image:title>
      <image:caption>Quartz Fiber Crucibles, 44 mm Diameter, 20 mL Capacity (100/PK)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermometer-non-mercury-safety-lab-thermometers-3-76-mm-immersion-whiteback-30-to-120-degrees-f-with-certificate-of-traceability-chase-instruments-3316toc</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHS-3316COT.png?v=1784717927</image:loc>
      <image:title>Thermometer, Non-Mercury Safety Lab Thermometers, 3&quot; (76 mm) Immersion, (Whiteback), -30 to 120 degrees F, with Certificate of Traceability, Chase Instruments, 3316TOC</image:title>
      <image:caption>Thermometer, Non-Mercury Safety Lab Thermometers, 3&quot; (76 mm) Immersion, (Whiteback), -30 to 120 degrees F, with Certificate of Traceability, Chase Instruments, 3316TOC</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/scintillation-vials-with-caps-20-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/CHS-332757S3.png?v=1784717928</image:loc>
      <image:title>Scintillation Vials with Caps, 20 mL</image:title>
      <image:caption>Scintillation Vials with Caps, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sample-cups-25-ml-for-use-with-visual-colorimeter-test-kits-chemetrics-inc-a-0013</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-A0013-01.png?v=1784717929</image:loc>
      <image:title>Sample Cups, 25 mL, for use with Visual Colorimeter Test Kits, Chemetrics, Inc., A-0013</image:title>
      <image:caption>Sample Cups, 25 mL, for use with Visual Colorimeter Test Kits, Chemetrics, Inc., A-0013</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ampoule-blank-pack-5-pk-chemetrics-inc-a-0023</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-A0023_dfccba93-e69c-4bea-95c2-d38c58914fd3.png?v=1784717931</image:loc>
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      <image:caption>Ampoule Blank Pack, 5/PK, Chemetrics, Inc., A-0023</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stabilizer-solution-for-ammonia-visual-colorimeter-analysis-shelf-life-2-years-chemetrics-inc-a-1500</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-A1500-01_0706bd34-6b8b-4129-a9f7-955df6069d3c.png?v=1784717933</image:loc>
      <image:title>Stabilizer Solution, for Ammonia, Visual Colorimeter Analysis, Shelf-life 2 Years, Chemetrics, Inc., A-1500</image:title>
      <image:caption>Stabilizer Solution, for Ammonia, Visual Colorimeter Analysis, Shelf-life 2 Years, Chemetrics, Inc., A-1500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/activator-solution-for-chlorine-visual-colorimeter-analysis-shelf-life-2-years-6-bottles-each-chemetrics-a-2500-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/CHZ-A2500-01.png?v=1784717933</image:loc>
      <image:title>Activator Solution, for Chlorine, Visual Colorimeter Analysis, Shelf-life 2 years, 6 Bottles/Each, CHEMetrics, A-2500 Non-regulated</image:title>
      <image:caption>Activator Solution, for Chlorine, Visual Colorimeter Analysis, Shelf-life 2 years, 6 Bottles/Each, CHEMetrics, A-2500 Non-regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/activator-solution-for-formaldehyde-visual-colorimetric-analysis-chemetrics-inc-a-4201</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-A4201.png?v=1784717935</image:loc>
      <image:title>Activator Solution, for Formaldehyde, Visual Colorimetric Analysis, Chemetrics, Inc., A-4201</image:title>
      <image:caption>Activator Solution, for Formaldehyde, Visual Colorimetric Analysis, Chemetrics, Inc., A-4201</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/formaldehyde-activator-solution-pack-200-tests-6-x-10-ml-chemetrics-inc-a-4202-9-un3316-pg-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-A4202_3116d2d5-01a8-40da-8bc5-6645e34e4805.png?v=1784717936</image:loc>
      <image:title>Formaldehyde Activator Solution Pack, 200 Tests, 6 x 10 mL, Chemetrics, Inc., A-4202, 9, UN3316, PG II</image:title>
      <image:caption>Formaldehyde Activator Solution Pack, 200 Tests, 6 x 10 mL, Chemetrics, Inc., A-4202, 9, UN3316, PG II</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/activator-solution-for-glycol-visual-colorimeter-analysis-chemetrics-inc-a-4400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-A4400.png?v=1784717937</image:loc>
      <image:title>Activator Solution, for Glycol, Visual Colorimeter Analysis, Chemetrics, Inc., A-4400</image:title>
      <image:caption>Activator Solution, for Glycol, Visual Colorimeter Analysis, Chemetrics, Inc., A-4400</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/glycol-activator-solution-pack-dry-200-tests-6-x-10-ml-chemetrics-inc-a-4401-9-un3316-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/CHZ-A4401_96ba470a-2421-4291-b162-d0c4cb9c214d.png?v=1784717939</image:loc>
      <image:title>Glycol Activator Solution Pack, Dry, 200 Tests, 6 x 10 mL, Chemetrics, Inc., A-4401  9, UN3316, PG III</image:title>
      <image:caption>Glycol Activator Solution Pack, Dry, 200 Tests, 6 x 10 mL, Chemetrics, Inc., A-4401  9, UN3316, PG III</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/glycol-activator-solution-pack-200-tests-6-x-10-ml-chemetrics-inc-a-4402-9-un3316-pg-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-A4402.png?v=1784717940</image:loc>
      <image:title>Glycol Activator Solution Pack, 200 Tests, 6 x 10 mL, Chemetrics, Inc., A-4402  9, UN3316, PG II</image:title>
      <image:caption>Glycol Activator Solution Pack, 200 Tests, 6 x 10 mL, Chemetrics, Inc., A-4402  9, UN3316, PG II</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cod-photometer-high-range-0-1500-0-15000-ppm-chemetrics-inc-a7325</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-A7325_5a03dd25-b840-453e-8e2c-f8d1e6140dd2.png?v=1784717942</image:loc>
      <image:title>COD Photometer, High Range, 0-1500 &amp; 0-15000 ppm, Chemetrics, Inc., A7325</image:title>
      <image:caption>COD Photometer, High Range, 0-1500 &amp; 0-15000 ppm, Chemetrics, Inc., A7325</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/peracetic-acid-activator-solution-200-tests-6-x-10-ml-chemetrics-inc-a-7900-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/CHZ-A7900.png?v=1784717944</image:loc>
      <image:title>Peracetic Acid Activator Solution, 200 Tests, 6 x 10 mL, Chemetrics, Inc., A-7900  Non-Regulated</image:title>
      <image:caption>Peracetic Acid Activator Solution, 200 Tests, 6 x 10 mL, Chemetrics, Inc., A-7900  Non-Regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/phosphate-activator-solution-pack-200-tests-6-x-10-ml-chemetrics-inc-a-8500-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/CHZ-A8500-01.png?v=1784717945</image:loc>
      <image:title>Phosphate Activator Solution Pack, 200 Tests, 6 x 10 mL, Chemetrics, Inc., A-8500  Non-Regulated</image:title>
      <image:caption>Phosphate Activator Solution Pack, 200 Tests, 6 x 10 mL, Chemetrics, Inc., A-8500  Non-Regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sulfide-activator-solution-6-x-10-ml-for-200-tests-a-9500</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-A9500.png?v=1784717947</image:loc>
      <image:title>Sulfide Activator Solution, 6 x 10 mL, for 200 Tests, A-9500</image:title>
      <image:caption>Sulfide Activator Solution, 6 x 10 mL, for 200 Tests, A-9500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/comparator-ammonia-low-range-0-0-1-0-ppm-chemetrics-inc-c-1501-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/CHZ-C-1501_f9b53e3f-3c68-49da-9d76-7595a61de64e.png?v=1784717949</image:loc>
      <image:title>Comparator-Ammonia, Low Range, 0.0-1.0 ppm, Chemetrics, Inc., C-1501  Non-Regulated</image:title>
      <image:caption>Comparator-Ammonia, Low Range, 0.0-1.0 ppm, Chemetrics, Inc., C-1501  Non-Regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/comparator-ammonia-flat-high-range-1-10-ppm-chemetrics-inc-c-1510-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/CHZ-C-1510_58b4267e-02c0-4b38-8d17-b11d83dca209.png?v=1784717950</image:loc>
      <image:title>Comparator-Ammonia, Flat, High Range, 1-10 ppm, Chemetrics, Inc., C-1510  Non-Regulated</image:title>
      <image:caption>Comparator-Ammonia, Flat, High Range, 1-10 ppm, Chemetrics, Inc., C-1510  Non-Regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/comparator-copper-low-range-0-0-1-0-ppm-chemetrics-inc-c-3501-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/CHZ-C3501.png?v=1784717951</image:loc>
      <image:title>Comparator-Copper, Low Range 0.0-1.0 ppm, Chemetrics, Inc., C-3501  Non-Regulated</image:title>
      <image:caption>Comparator-Copper, Low Range 0.0-1.0 ppm, Chemetrics, Inc., C-3501  Non-Regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/comparator-peracetic-acid-low-range-0-0-1-0-ppm-chemetrics-inc-c-7902-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/CHZ-C7902_50d530e1-48b5-438e-ab78-b5c44c6951fe.png?v=1784717953</image:loc>
      <image:title>Comparator-Peracetic Acid, Low Range, 0.0-1.0 ppm, Chemetrics, Inc., C-7902  Non-Regulated</image:title>
      <image:caption>Comparator-Peracetic Acid, Low Range, 0.0-1.0 ppm, Chemetrics, Inc., C-7902  Non-Regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/comparator-peracetic-acid-flat-high-range-0-0-5-0-ppm-chemetrics-inc-c-7904</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-C7904.png?v=1784717954</image:loc>
      <image:title>Comparator-Peracetic Acid, Flat, High Range, 0.0-5.0 ppm, Chemetrics, Inc., C-7904</image:title>
      <image:caption>Comparator-Peracetic Acid, Flat, High Range, 0.0-5.0 ppm, Chemetrics, Inc., C-7904</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/comparator-phenols-low-range-0-0-1-0-ppm-chemetrics-inc-c-8001-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/CHZ-C8001.png?v=1784717955</image:loc>
      <image:title>Comparator-Phenols, Low Range, 0.0-1.0 ppm, Chemetrics, Inc., C-8001  Non-Regulated</image:title>
      <image:caption>Comparator-Phenols, Low Range, 0.0-1.0 ppm, Chemetrics, Inc., C-8001  Non-Regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/comparator-phenols-flat-high-range-0-12-ppm-chemetrics-inc-c-8012-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/CHZ-C8012.png?v=1784717956</image:loc>
      <image:title>Comparator-Phenols, Flat, High Range, 0-12 ppm, Chemetrics, Inc., C-8012  Non-Regulated</image:title>
      <image:caption>Comparator-Phenols, Flat, High Range, 0-12 ppm, Chemetrics, Inc., C-8012  Non-Regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chlorine-dioxide-photometer-sam-kit-0-11-0-ppm-chemetrics-inc-i-2005</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-I2005.png?v=1784717958</image:loc>
      <image:title>Chlorine Dioxide Photometer (SAM) Kit, 0-11.0 ppm, Chemetrics, Inc., I-2005</image:title>
      <image:caption>Chlorine Dioxide Photometer (SAM) Kit, 0-11.0 ppm, Chemetrics, Inc., I-2005</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/peracetic-acid-vacu-vials-instrumental-kit-30-tests-0-5-00-ppm-chemetrics-inc-k-7913-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/CHZ-K-7913.png?v=1784717960</image:loc>
      <image:title>Peracetic Acid Vacu-vials Instrumental Kit, 30 Tests, 0-5.00 ppm, Chemetrics, Inc., K-7913  Non-Regulated</image:title>
      <image:caption>Peracetic Acid Vacu-vials Instrumental Kit, 30 Tests, 0-5.00 ppm, Chemetrics, Inc., K-7913  Non-Regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ammonia-test-kit-visual-colorimetric-analysis-0-1-1-10-ppm-direct-nesslerization-method-chemetrics-inc-k-1510</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K1510-01.png?v=1784717962</image:loc>
      <image:title>Ammonia Test Kit, Visual Colorimetric Analysis, 0-1 &amp; 1-10 ppm, Direct Nesslerization Method, Chemetrics, Inc., K-1510</image:title>
      <image:caption>Ammonia Test Kit, Visual Colorimetric Analysis, 0-1 &amp; 1-10 ppm, Direct Nesslerization Method, Chemetrics, Inc., K-1510</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chlorine-test-kit-free-total-visual-colorimetric-analysis-0-1-1-5-ppm-dpd-method</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K2504.png?v=1784717964</image:loc>
      <image:title>Chlorine Test Kit, Free &amp; Total, Visual Colorimetric Analysis, 0-1 &amp; 1-5 ppm DPD Method</image:title>
      <image:caption>Chlorine Test Kit, Free &amp; Total, Visual Colorimetric Analysis, 0-1 &amp; 1-5 ppm DPD Method</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chlorine-test-kit-visual-colorimetric-analysis-0-1-1-5-ppm-dpd-method-chemetrics-inc-k-2505</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K2505-01.png?v=1784717966</image:loc>
      <image:title>Chlorine Test Kit, Visual Colorimetric Analysis, 0-1 &amp; 1-5 ppm, DPD Method, Chemetrics, Inc., K-2505</image:title>
      <image:caption>Chlorine Test Kit, Visual Colorimetric Analysis, 0-1 &amp; 1-5 ppm, DPD Method, Chemetrics, Inc., K-2505</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chlorine-dioxide-vacu-vials-30-tests-0-11-0-ppm-chemetrics-inc-k-2703-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/CHZ-K2703.png?v=1784717968</image:loc>
      <image:title>Chlorine Dioxide Vacu-vials, 30 Tests, 0-11.0 ppm, Chemetrics, Inc., K-2703  Non-Regulated</image:title>
      <image:caption>Chlorine Dioxide Vacu-vials, 30 Tests, 0-11.0 ppm, Chemetrics, Inc., K-2703  Non-Regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chromate-hexavalent-kit-30-tests-0-1-1-10-ppm-chemetrics-inc-k-2810-8-un1760-pg-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K2810.png?v=1784717969</image:loc>
      <image:title>Chromate Hexavalent Kit, 30 Tests, 0-1 &amp; 1-10 ppm, Chemetrics, Inc., K-2810  8, UN1760, PG II</image:title>
      <image:caption>Chromate Hexavalent Kit, 30 Tests, 0-1 &amp; 1-10 ppm, Chemetrics, Inc., K-2810  8, UN1760, PG II</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/copper-soluble-kit-30-tests-0-1-1-10-ppm-chemetrics-inc-k-3510-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/CHZ-K3510_39a32e2c-348e-4efe-9f3d-7d8cca3d5925.png?v=1784717970</image:loc>
      <image:title>Copper, Soluble, Kit, 30 Tests, 0-1 &amp; 1-10 ppm, Chemetrics, Inc., K-3510  Non-Regulated</image:title>
      <image:caption>Copper, Soluble, Kit, 30 Tests, 0-1 &amp; 1-10 ppm, Chemetrics, Inc., K-3510  Non-Regulated</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hardness-test-kit-visual-colorimetric-analysis-100-1000-ppm-edta-method-chemetrics-inc-k-4585</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K4585.png?v=1784717972</image:loc>
      <image:title>Hardness Test Kit, Visual Colorimetric Analysis, 100-1000 ppm, EDTA Method, Chemetrics, Inc., K-4585</image:title>
      <image:caption>Hardness Test Kit, Visual Colorimetric Analysis, 100-1000 ppm, EDTA Method, Chemetrics, Inc., K-4585</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/formaldehyde-test-kit-visual-colorimetric-analysis-0-1-1-5-ppm-purpald-method-chemetrics-inc-k-4605</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K4605.png?v=1784717975</image:loc>
      <image:title>Formaldehyde Test Kit, Visual Colorimetric Analysis, 0-1 &amp; 1-5 ppm, Purpald Method, Chemetrics, Inc., K-4605</image:title>
      <image:caption>Formaldehyde Test Kit, Visual Colorimetric Analysis, 0-1 &amp; 1-5 ppm, Purpald Method, Chemetrics, Inc., K-4605</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/glycol-test-kit-visual-colorimetric-analysis-1-15-ppm-as-ethylene-glycol-purpald-periodate-method-chemetrics-inc-k-4815</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K4815.png?v=1784717978</image:loc>
      <image:title>Glycol Test Kit, Visual Colorimetric Analysis, 1-15 ppm as Ethylene Glycol, Purpald-Periodate Method, Chemetrics, Inc., K-4815</image:title>
      <image:caption>Glycol Test Kit, Visual Colorimetric Analysis, 1-15 ppm as Ethylene Glycol, Purpald-Periodate Method, Chemetrics, Inc., K-4815</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrazine-test-kit-visual-colorimetric-analysis-0-0-5-ppm-pdmab-method-chemetrics-inc-k-5005</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K5005.png?v=1784717980</image:loc>
      <image:title>Hydrazine Test Kit, Visual Colorimetric Analysis, 0-0.5 ppm, PDMAB Method, Chemetrics, Inc., K-5005</image:title>
      <image:caption>Hydrazine Test Kit, Visual Colorimetric Analysis, 0-0.5 ppm, PDMAB Method, Chemetrics, Inc., K-5005</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrazine-test-kit-visual-colorimetric-analysis-0-25-ppm-pdmab-method-chemetrics-inc-k-5005a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K5005A_8942b950-4790-4b0b-b820-842247aeec12.png?v=1784717981</image:loc>
      <image:title>Hydrazine Test Kit, Visual Colorimetric Analysis, 0-25 ppm, PDMAB Method, Chemetrics, Inc., K-5005A</image:title>
      <image:caption>Hydrazine Test Kit, Visual Colorimetric Analysis, 0-25 ppm, PDMAB Method, Chemetrics, Inc., K-5005A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrazine-test-kit-visual-colorimetric-analysis-0-50-ppm-pdmab-method-chemetrics-inc-k-5005b</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K5005B.png?v=1784717984</image:loc>
      <image:title>Hydrazine Test Kit, Visual Colorimetric Analysis, 0-50 ppm, PDMAB Method, Chemetrics, Inc., K-5005B</image:title>
      <image:caption>Hydrazine Test Kit, Visual Colorimetric Analysis, 0-50 ppm, PDMAB Method, Chemetrics, Inc., K-5005B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrogen-peroxide-test-kit-visual-colorimetric-analysis-0-1-1-10-ppm-ferric-thiocyanate-method-chemetrics-inc-k-5510</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K5510-01.png?v=1784717986</image:loc>
      <image:title>Hydrogen Peroxide Test Kit, Visual Colorimetric Analysis, 0-1 &amp; 1-10 ppm, Ferric Thiocyanate Method, Chemetrics, Inc., K-5510</image:title>
      <image:caption>Hydrogen Peroxide Test Kit, Visual Colorimetric Analysis, 0-1 &amp; 1-10 ppm, Ferric Thiocyanate Method, Chemetrics, Inc., K-5510</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/iron-total-vacu-vials-instrumental-kit-30-tests-0-2-50-ppm-chemetrics-inc-k-6023-8-un1760-pg-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K6023-01_43fd7b11-ae6d-4ff3-8867-efdab5600a7c.png?v=1784717987</image:loc>
      <image:title>Iron, Total, Vacu-vials Instrumental Kit, 30 Tests, 0-2.50 ppm, Chemetrics, Inc., K-6023  8, UN1760, PG II</image:title>
      <image:caption>Iron, Total, Vacu-vials Instrumental Kit, 30 Tests, 0-2.50 ppm, Chemetrics, Inc., K-6023  8, UN1760, PG II</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/iron-total-ferrous-visual-kit-30-tests-0-1-1-10-ppm-chemetrics-inc-k-6210-8-un1760-pg-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K6210.png?v=1784717988</image:loc>
      <image:title>Iron, Total &amp; Ferrous, Visual Kit, 30 Tests, 0-1 &amp; 1-10 ppm, Chemetrics, Inc., K-6210  8, UN1760, PG II</image:title>
      <image:caption>Iron, Total &amp; Ferrous, Visual Kit, 30 Tests, 0-1 &amp; 1-10 ppm, Chemetrics, Inc., K-6210  8, UN1760, PG II</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/manganese-test-kit-visual-colorimetric-analsis-0-2-ppm-periodate-method-chemetrics-inc-k-6502</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K6502_44d43c09-e67e-4f32-9068-6f93c7dcdecf.png?v=1784717990</image:loc>
      <image:title>Manganese Test Kit, Visual Colorimetric Analsis, 0-2 ppm, Periodate Method, Chemetrics, Inc., K-6502</image:title>
      <image:caption>Manganese Test Kit, Visual Colorimetric Analsis, 0-2 ppm, Periodate Method, Chemetrics, Inc., K-6502</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/manganese-vacuettes-visual-kit-high-range-30-tests-0-50-ppm-chemetrics-inc-k-6502d-non-regulated-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/CHZ-K6502D.png?v=1784717992</image:loc>
      <image:title>Manganese VACUettes Visual Kit, High Range, 30 Tests, 0-50 ppm, Chemetrics, Inc., K-6502D  Non-Regulated  REPRESENTATIVE IMAGE</image:title>
      <image:caption>Manganese VACUettes Visual Kit, High Range, 30 Tests, 0-50 ppm, Chemetrics, Inc., K-6502D  Non-Regulated  REPRESENTATIVE IMAGE</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nitrate-chemets-visual-kit-30-tests-0-3-4-ppm-as-n-chemetrics-inc-k-6905-8-un-1760-pg-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K6905_da965703-eec1-4206-a9db-cad6f583a46e.png?v=1784717993</image:loc>
      <image:title>Nitrate CHEMets Visual Kit, 30 Tests, 0-3.4 ppm as N, Chemetrics, Inc., K-6905  8, UN 1760, PG II</image:title>
      <image:caption>Nitrate CHEMets Visual Kit, 30 Tests, 0-3.4 ppm as N, Chemetrics, Inc., K-6905  8, UN 1760, PG II</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chemical-oxygen-demand-cod-test-kit-instrumental-colorimetric-analysis-0-150-ppm-dichromate-reactor-digestion-method-mercury-free-vials-chemetrics-inc-k-7356</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K7356.png?v=1784717996</image:loc>
      <image:title>Chemical Oxygen Demand (COD) Test Kit, Instrumental Colorimetric Analysis, 0-150 ppm, Dichromate Reactor Digestion Method (Mercury Free Vials), Chemetrics, Inc., K-7356</image:title>
      <image:caption>Chemical Oxygen Demand (COD) Test Kit, Instrumental Colorimetric Analysis, 0-150 ppm, Dichromate Reactor Digestion Method (Mercury Free Vials), Chemetrics, Inc., K-7356</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cod-reagent-vials-25-tests-mercury-free-high-range-0-1500-ppm-chemetrics-inc-k-7361s-8-un-1830-pg-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K7361-S.png?v=1784717997</image:loc>
      <image:title>COD Reagent Vials, 25 Tests, Mercury-free, High Range, 0-1500 ppm, Chemetrics, Inc., K-7361S  8, UN 1830, PG II</image:title>
      <image:caption>COD Reagent Vials, 25 Tests, Mercury-free, High Range, 0-1500 ppm, Chemetrics, Inc., K-7361S  8, UN 1830, PG II</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chemical-oxygen-demand-cod-test-kit-instrumental-colorimetric-analysis-0-1-500-ppm-dichromate-reactor-digestion-method-mercury-free-vials-chemetrics-inc-k-7366</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K7366.png?v=1785287119</image:loc>
      <image:title>Chemical Oxygen Demand (COD) Test Kit, Instrumental Colorimetric Analysis, 0-1,500 ppm, Dichromate Reactor Digestion Method (Mercury Free Vials), Chemetrics, Inc., K-7366</image:title>
      <image:caption>Chemical Oxygen Demand (COD) Test Kit, Instrumental Colorimetric Analysis, 0-1,500 ppm, Dichromate Reactor Digestion Method (Mercury Free Vials), Chemetrics, Inc., K-7366</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cod-reagent-vials-25-tests-mercury-free-high-range-0-15000-ppm-chemetrics-inc-k-7371s-8-un-1830-pg-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K7371S.png?v=1784718000</image:loc>
      <image:title>COD Reagent Vials, 25 Tests, Mercury-free, High Range+, 0-15000 ppm, Chemetrics, Inc., K-7371S  8, UN 1830, PG II</image:title>
      <image:caption>COD Reagent Vials, 25 Tests, Mercury-free, High Range+, 0-15000 ppm, Chemetrics, Inc., K-7371S  8, UN 1830, PG II</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cod-vials-kit-98-tests-0-15000-ppm-not-epa-approved-chemetrics-inc-k-7375-8-un-1830-pg-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K7375.png?v=1784718010</image:loc>
      <image:title>COD Vials Kit, 98 Tests, 0-15000 ppm-Not EPA Approved, Chemetrics, Inc., K-7375  8, UN 1830, PG II</image:title>
      <image:caption>COD Vials Kit, 98 Tests, 0-15000 ppm-Not EPA Approved, Chemetrics, Inc., K-7375  8, UN 1830, PG II</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chemical-oxygen-demand-cod-test-kit-instrumental-colorimetric-analysis-0-15-000-ppm-dichromate-reactor-digestion-method-mercury-free-vials-chemetrics-inc-k-7376</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K7376.png?v=1784718019</image:loc>
      <image:title>Chemical Oxygen Demand (COD) Test Kit, Instrumental Colorimetric Analysis, 0-15,000 ppm, Dichromate Reactor Digestion Method (Mercury Free Vials), Chemetrics, Inc., K-7376</image:title>
      <image:caption>Chemical Oxygen Demand (COD) Test Kit, Instrumental Colorimetric Analysis, 0-15,000 ppm, Dichromate Reactor Digestion Method (Mercury Free Vials), Chemetrics, Inc., K-7376</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/dissolved-oxygen-chemets-visual-kit-30-tests-0-1-ppm-chemetrics-inc-k-7501-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/CHZ-K7501-01.png?v=1784718027</image:loc>
      <image:title>Dissolved Oxygen CHEMets Visual Kit, 30 Tests, 0-1 ppm, Chemetrics, Inc., K-7501  Non-Regulated</image:title>
      <image:caption>Dissolved Oxygen CHEMets Visual Kit, 30 Tests, 0-1 ppm, Chemetrics, Inc., K-7501  Non-Regulated</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K7511.png?v=1784718030</image:loc>
      <image:title>Dissolved Oxygen Test Kit, Visual Colorimetric Analysis, 0-20 ppb, Rhodazine D Method, Chemetrics, Inc., K-7511</image:title>
      <image:caption>Dissolved Oxygen Test Kit, Visual Colorimetric Analysis, 0-20 ppb, Rhodazine D Method, Chemetrics, Inc., K-7511</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K7512.png?v=1784718036</image:loc>
      <image:title>Dissolved Oxygen Test Kit, Visual Colorimetric Analysis, 1-12 ppm, Indigo Carmine Method, Chemetrics, Inc., K-7512</image:title>
      <image:caption>Dissolved Oxygen Test Kit, Visual Colorimetric Analysis, 1-12 ppm, Indigo Carmine Method, Chemetrics, Inc., K-7512</image:caption>
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      <image:title>Dissolved Oxygen CHEMets Visual Kit, 30 Tests, 0-40 ppb, Chemetrics, Inc., K-7540  Non-Regulated</image:title>
      <image:caption>Dissolved Oxygen CHEMets Visual Kit, 30 Tests, 0-40 ppb, Chemetrics, Inc., K-7540  Non-Regulated</image:caption>
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      <image:title>Dissolved Oxygen Test Kit, Visual Colorimetric Analysis, 0-100 ppb, Rhodazine D Method, Chemetrics, Inc., K-7599</image:title>
      <image:caption>Dissolved Oxygen Test Kit, Visual Colorimetric Analysis, 0-100 ppb, Rhodazine D Method, Chemetrics, Inc., K-7599</image:caption>
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      <image:title>Peracetic Acid-CHEMets Visual Kit, 30 Tests, 0-1 &amp; 0-5 ppm, Chemetrics, Inc., CHZ-K7904  Non-Regulated</image:title>
      <image:caption>Peracetic Acid-CHEMets Visual Kit, 30 Tests, 0-1 &amp; 0-5 ppm, Chemetrics, Inc., CHZ-K7904  Non-Regulated</image:caption>
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    <image:image>
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      <image:title>Phenols Test Kit, Instrumental Colorimetric Method, 0.40-8.00 ppm, 4-Aminoantipyrine Method, Chemetrics, Inc., K-8003</image:title>
      <image:caption>Phenols Test Kit, Instrumental Colorimetric Method, 0.40-8.00 ppm, 4-Aminoantipyrine Method, Chemetrics, Inc., K-8003</image:caption>
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      <image:title>Phenols Test Kit, Visual Colorimetric Method, 0-1 &amp; 0-12 ppm, 4-Aminoantipyrine Method, Chemetrics, Inc., K-8012</image:title>
      <image:caption>Phenols Test Kit, Visual Colorimetric Method, 0-1 &amp; 0-12 ppm, 4-Aminoantipyrine Method, Chemetrics, Inc., K-8012</image:caption>
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      <image:caption>Silica Ultra Low Range (ULR) CHEMets Visual Kit, 0 to 0.020 ppm, 30 tests, K-9011</image:caption>
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      <image:title>Sulfide CHEMets Visual Kit, 30 Tests, 0-1 &amp; 1-10 ppm, Chemetrics, Inc., K-9510  8, UN 1760, PG II</image:title>
      <image:caption>Sulfide CHEMets Visual Kit, 30 Tests, 0-1 &amp; 1-10 ppm, Chemetrics, Inc., K-9510  8, UN 1760, PG II</image:caption>
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    <image:image>
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      <image:title>Sulfide - VACUettes Visual High Range Kit, 30 Tests, 0 to 30 and 30 to 300 ppm, K-9510D</image:title>
      <image:caption>Sulfide - VACUettes Visual High Range Kit, 30 Tests, 0 to 30 and 30 to 300 ppm, K-9510D</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-K9815.png?v=1784718052</image:loc>
      <image:title>Alkalinity (Total) Titration Cells, 30 Tests, 50-500 ppm as CaCO3 , Chemetrics, Inc., K-9815,  Non-Regulated</image:title>
      <image:caption>Alkalinity (Total) Titration Cells, 30 Tests, 50-500 ppm as CaCO3 , Chemetrics, Inc., K-9815,  Non-Regulated</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-R1501-01.png?v=1784718052</image:loc>
      <image:title>Ammonia Test Kit Refills, Visual Colorimetric Analysis, 0-1 &amp; 1-10 ppm, Direct Nesslerization Method (Shelf Life 5 Months), Chemetrics, Inc., R-1501</image:title>
      <image:caption>Ammonia Test Kit Refills, Visual Colorimetric Analysis, 0-1 &amp; 1-10 ppm, Direct Nesslerization Method (Shelf Life 5 Months), Chemetrics, Inc., R-1501</image:caption>
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      <image:title>Chlorine Test Kit Refills, Visual Colorimetric Analysis, DPD Method, Chemetrics, R-2500  Non-Regulated</image:title>
      <image:caption>Chlorine Test Kit Refills, Visual Colorimetric Analysis, DPD Method, Chemetrics, R-2500  Non-Regulated</image:caption>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-R2505.png?v=1784718052</image:loc>
      <image:title>Chlorine Test Kit Refills, Visual Colorimetric Analysis, 0-1 &amp; 1-5 ppm, DDPD Method, Chemetrics, Inc., R-2505</image:title>
      <image:caption>Chlorine Test Kit Refills, Visual Colorimetric Analysis, 0-1 &amp; 1-5 ppm, DDPD Method, Chemetrics, Inc., R-2505</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Copper CHEMets Refill, 30 Ampoules, Chemetrics, Inc., R-3510  Non-Regulated</image:title>
      <image:caption>Copper CHEMets Refill, 30 Ampoules, Chemetrics, Inc., R-3510  Non-Regulated</image:caption>
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      <image:title>Formaldehyde Test Kit Refills, Visual Colorimetric Analysis, 0-1 &amp; 1-5 ppm, Purpald Method, Chemetrics, Inc., R-4605</image:title>
      <image:caption>Formaldehyde Test Kit Refills, Visual Colorimetric Analysis, 0-1 &amp; 1-5 ppm, Purpald Method, Chemetrics, Inc., R-4605</image:caption>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-R4815.png?v=1784718054</image:loc>
      <image:title>Glycol Test Kit Refills, Visual Colorimetric Analysis, 1-15 ppm as Ethylene Glycol, Purpald-Periodate Method, Chemetrics, Inc., R-4815</image:title>
      <image:caption>Glycol Test Kit Refills, Visual Colorimetric Analysis, 1-15 ppm as Ethylene Glycol, Purpald-Periodate Method, Chemetrics, Inc., R-4815</image:caption>
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    <image:image>
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      <image:title>Hydrazine Test Kit Refills, Visual Colorimetric Analysis, 0-25 ppm, PDMAB Method, Chemetrics, Inc., R-5005A</image:title>
      <image:caption>Hydrazine Test Kit Refills, Visual Colorimetric Analysis, 0-25 ppm, PDMAB Method, Chemetrics, Inc., R-5005A</image:caption>
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      <image:title>Hydrazine Test Kit Refills, Visual Colorimetric Analysis, 0-50 ppm, PDMAB Method, Chemetrics, Inc., R-5005B</image:title>
      <image:caption>Hydrazine Test Kit Refills, Visual Colorimetric Analysis, 0-50 ppm, PDMAB Method, Chemetrics, Inc., R-5005B</image:caption>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-R5510.png?v=1784718053</image:loc>
      <image:title>Hydrogen Peroxide Test Kit Refills, Visual Colorimetric Analysis, 0-1 &amp; 1-10 ppm, Ferric Thiocyanate Method, Chemetrics, Inc., R-5510</image:title>
      <image:caption>Hydrogen Peroxide Test Kit Refills, Visual Colorimetric Analysis, 0-1 &amp; 1-10 ppm, Ferric Thiocyanate Method, Chemetrics, Inc., R-5510</image:caption>
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    <image:image>
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      <image:title>Hydrogen Peroxide VACUettes Refill, 30 Ampoules, Chemetrics, Inc., R-5510D, 8, UN 1760, PG II</image:title>
      <image:caption>Hydrogen Peroxide VACUettes Refill, 30 Ampoules, Chemetrics, Inc., R-5510D, 8, UN 1760, PG II</image:caption>
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      <image:title>Iron CHEMets Refill, 30 Ampoules, Chemetrics, Inc., R-6001,  Non-Regulated</image:title>
      <image:caption>Iron CHEMets Refill, 30 Ampoules, Chemetrics, Inc., R-6001,  Non-Regulated</image:caption>
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    <image:image>
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      <image:title>Manganese Test Kit Refills, Visual Colorimetric Analsis, 0-2 ppm, Periodate Method, Chemetrics, Inc., R-6502</image:title>
      <image:caption>Manganese Test Kit Refills, Visual Colorimetric Analsis, 0-2 ppm, Periodate Method, Chemetrics, Inc., R-6502</image:caption>
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      <image:title>Manganese VACUettes Refill, 30 Ampoules, Chemetrics, Inc., R-6502D  Non-Regulated</image:title>
      <image:caption>Manganese VACUettes Refill, 30 Ampoules, Chemetrics, Inc., R-6502D  Non-Regulated</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Dissolved Oxygen Test Kit Refills, Visual Colorimetric Analysis, 0-20 ppb, Rhodazine D Method, Chemetrics, Inc., R-7511</image:title>
      <image:caption>Dissolved Oxygen Test Kit Refills, Visual Colorimetric Analysis, 0-20 ppb, Rhodazine D Method, Chemetrics, Inc., R-7511</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-R7512.png?v=1784718060</image:loc>
      <image:title>Dissolved Oxygen Test Kit Refills, Visual Colorimetric Analysis, 1-12 ppm, Indigo Carmine Method, Chemetrics, Inc., R-7512</image:title>
      <image:caption>Dissolved Oxygen Test Kit Refills, Visual Colorimetric Analysis, 1-12 ppm, Indigo Carmine Method, Chemetrics, Inc., R-7512</image:caption>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Dissolved Oxygen Test Kit Refills, Visual Colorimetric Analysis, 0-100 ppb, Rhodazine D Method, Chemetrics, Inc., R-7540</image:title>
      <image:caption>Dissolved Oxygen Test Kit Refills, Visual Colorimetric Analysis, 0-100 ppb, Rhodazine D Method, Chemetrics, Inc., R-7540</image:caption>
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    <changefreq>daily</changefreq>
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      <image:title>Peracetic Acid CHEMets Refill, 30 Ampoules, Chemetrics, Inc., R-7904  Non-Regulated</image:title>
      <image:caption>Peracetic Acid CHEMets Refill, 30 Ampoules, Chemetrics, Inc., R-7904  Non-Regulated</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/phenols-test-kit-refills-visual-colorimetric-method-0-1-0-12-ppm-4-aminoantipyrine-method-chemetrics-inc-r-8012</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-R8012-01.png?v=1784718065</image:loc>
      <image:title>Phenols Test Kit Refills, Visual Colorimetric Method, 0-1 &amp; 0-12 ppm, 4-Aminoantipyrine Method, Chemetrics, Inc., R-8012</image:title>
      <image:caption>Phenols Test Kit Refills, Visual Colorimetric Method, 0-1 &amp; 0-12 ppm, 4-Aminoantipyrine Method, Chemetrics, Inc., R-8012</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/phosphate-ortho-chemets-refill-30-ampoules-chemetrics-inc-r-8510-8-un-1760-pg-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-R8510-01.png?v=1784718066</image:loc>
      <image:title>Phosphate, Ortho CHEMets Refill, 30 Ampoules, Chemetrics, Inc., R-8510  8, UN 1760, PG II</image:title>
      <image:caption>Phosphate, Ortho CHEMets Refill, 30 Ampoules, Chemetrics, Inc., R-8510  8, UN 1760, PG II</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/phosphate-ortho-vacuettes-refill-30-ampoules-chemetrics-inc-r-8510b-8-un-1760-pg-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-R8510B.png?v=1784718068</image:loc>
      <image:title>Phosphate, Ortho VACUettes Refill, 30 Ampoules, Chemetrics, Inc., R-8510B  8, UN 1760, PG II</image:title>
      <image:caption>Phosphate, Ortho VACUettes Refill, 30 Ampoules, Chemetrics, Inc., R-8510B  8, UN 1760, PG II</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sulfide-chemets-refill-30-ampoules-chemetrics-inc-r-9510-8-un-1760-pg-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-R9510-01_90c97723-6920-42a5-af3c-9f67f4e67031.png?v=1784718069</image:loc>
      <image:title>Sulfide CHEMets Refill, 30 Ampoules, Chemetrics, Inc., R-9510  8, UN 1760, PG II</image:title>
      <image:caption>Sulfide CHEMets Refill, 30 Ampoules, Chemetrics, Inc., R-9510  8, UN 1760, PG II</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/multi-analyte-photometer-for-water-analysis-chemetrics-inc-v-2000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CHZ-V2000.png?v=1784718070</image:loc>
      <image:title>Multi-Analyte Photometer for Water Analysis, Chemetrics, Inc., V-2000</image:title>
      <image:caption>Multi-Analyte Photometer for Water Analysis, Chemetrics, Inc., V-2000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/carbon-graphite-bushing-for-electric-arc-button-remelt-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CIA-2710.png?v=1784718072</image:loc>
      <image:title>Carbon Graphite Bushing for Electric Arc Button Remelt Furnace</image:title>
      <image:caption>Carbon Graphite Bushing for Electric Arc Button Remelt Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/carbon-graphite-anode-for-electric-arc-button-remelt-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CIA-2711_f217a0cd-3786-495c-873d-678b7a7f3a2e.png?v=1784718073</image:loc>
      <image:title>Carbon Graphite Anode for Electric Arc Button Remelt Furnace</image:title>
      <image:caption>Carbon Graphite Anode for Electric Arc Button Remelt Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tungsten-anode-for-electric-arc-button-remelt-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CIA-2712.png?v=1784718075</image:loc>
      <image:title>Tungsten Anode for Electric Arc Button Remelt Furnace</image:title>
      <image:caption>Tungsten Anode for Electric Arc Button Remelt Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pop-off-valve-for-electric-arc-button-remelt-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CIA-27120003.png?v=1784718076</image:loc>
      <image:title>Pop-Off Valve for Electric Arc Button Remelt Furnace</image:title>
      <image:caption>Pop-Off Valve for Electric Arc Button Remelt Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/copper-crucible-1-1-4-sample-size-for-electric-arc-button-remelt-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CIA-2713_d630845b-c917-4bd5-b8dd-e3ee15dd0caf.png?v=1784718077</image:loc>
      <image:title>Copper Crucible (1-1/4 Sample Size) for Electric Arc Button Remelt Furnace</image:title>
      <image:caption>Copper Crucible (1-1/4 Sample Size) for Electric Arc Button Remelt Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lower-water-cooled-section-for-electric-arc-button-remelt-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CIA-27708902.png?v=1784718079</image:loc>
      <image:title>Lower Water Cooled Section for Electric Arc Button Remelt Furnace</image:title>
      <image:caption>Lower Water Cooled Section for Electric Arc Button Remelt Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/t-handle-for-cianflone-electric-arc-button-relt-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CIA-ANHOLDERTH.png?v=1784718081</image:loc>
      <image:title>T-Handle for Cianflone Electric Arc Button Relt Furnace</image:title>
      <image:caption>T-Handle for Cianflone Electric Arc Button Relt Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clear-sight-glass-for-electric-arc-button-remelt-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CIA-CSG.png?v=1784718082</image:loc>
      <image:title>Clear Sight Glass for Electric Arc Button Remelt Furnace</image:title>
      <image:caption>Clear Sight Glass for Electric Arc Button Remelt Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/large-o-ring-under-crucible-for-electric-arc-button-remelt-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CIA-ORINGLG.png?v=1784718083</image:loc>
      <image:title>Large O-Ring Under Crucible for Electric Arc Button Remelt Furnace</image:title>
      <image:caption>Large O-Ring Under Crucible for Electric Arc Button Remelt Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/small-o-ring-under-crucible-for-electric-arc-button-remelt-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CIA-ORINGSM_3f4a8087-d275-4b29-a5bb-078d4fc85987.png?v=1784718085</image:loc>
      <image:title>Small O-Ring Under Crucible for Electric Arc Button Remelt Furnace</image:title>
      <image:caption>Small O-Ring Under Crucible for Electric Arc Button Remelt Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/o-ring-for-crucible-top-for-electric-arc-button-remelt-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CIA-ORINGTOP.png?v=1784718086</image:loc>
      <image:title>O-Ring for Crucible (Top) for Electric Arc Button Remelt Furnace</image:title>
      <image:caption>O-Ring for Crucible (Top) for Electric Arc Button Remelt Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/threaded-copper-end-for-electric-arc-button-remelt-furnace-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/CIA-TCE_fa89cdd0-f215-49dc-bdc0-1d6c68416421.png?v=1784718088</image:loc>
      <image:title>Threaded Copper End for Electric Arc Button Remelt Furnace {Representative Image]</image:title>
      <image:caption>Threaded Copper End for Electric Arc Button Remelt Furnace {Representative Image]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clay-adams-3798-safety-slide-mailing-envelope-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/CLA-3798-01_96fd587e-743d-4bd2-8813-18196fcbecba.png?v=1784718089</image:loc>
      <image:title>Clay Adams 3798 Safety Slide Mailing Envelope, Package of 100</image:title>
      <image:caption>Clay Adams 3798 Safety Slide Mailing Envelope, Package of 100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-dual-display-digital-stopwatch-timing-range-is-9-hours-59-minutes-59-seconds-and-99-hundredths-antylia-1034</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-1034.png?v=1784718090</image:loc>
      <image:title>Traceable Dual-Display Digital Stopwatch, Timing range is 9 Hours, 59 Minutes, 59 Seconds, and 99 Hundredths, Antylia, 1034</image:title>
      <image:caption>Traceable Dual-Display Digital Stopwatch, Timing range is 9 Hours, 59 Minutes, 59 Seconds, and 99 Hundredths, Antylia, 1034</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-batteries-timer-silver-oxide-1-5v-6-pk-antylia-1039</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-1039.png?v=1784718092</image:loc>
      <image:title>Traceable Batteries, Timer, Silver Oxide 1.5V 6/PK, Antylia, 1039</image:title>
      <image:caption>Traceable Batteries, Timer, Silver Oxide 1.5V 6/PK, Antylia, 1039</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-waterproof-shockproof-stopwatch-timing-range-is-23-hours-59-minutes-59-seconds-antylia-1042</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-1042_e4df75aa-404e-4634-b899-5252ce4f4e7e.png?v=1784718093</image:loc>
      <image:title>Traceable Waterproof/Shockproof Stopwatch, Timing range is 23 Hours, 59 Minutes, 59 Seconds, Antylia, 1042</image:title>
      <image:caption>Traceable Waterproof/Shockproof Stopwatch, Timing range is 23 Hours, 59 Minutes, 59 Seconds, Antylia, 1042</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-stopwatch-single-action-time-out-cumulative-split-and-continuous-timing-antylia-1045</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-1045_9a9ab668-23dc-426c-b151-02c3e2bcbfe7.png?v=1784718094</image:loc>
      <image:title>Traceable Stopwatch, Single-Action, Time-Out, Cumulative-Split and Continuous Timing, Antylia 1045</image:title>
      <image:caption>Traceable Stopwatch, Single-Action, Time-Out, Cumulative-Split and Continuous Timing, Antylia 1045</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-jumbo-digit-stopwatch-with-handy-clip-23-hrs-59-mins-59-secs-antylia-1051</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-1051.png?v=1784718096</image:loc>
      <image:title>Traceable Jumbo-Digit Stopwatch with handy clip, 23 hrs., 59.mins., 59.secs., Antylia, 1051</image:title>
      <image:caption>Traceable Jumbo-Digit Stopwatch with handy clip, 23 hrs., 59.mins., 59.secs., Antylia, 1051</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-digital-radio-atomic-wall-clock-2-1-4-in-digit-size-antylia-1076</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-1076_a020ac29-0280-4cb8-899f-b13bb1b62cd8.png?v=1784718097</image:loc>
      <image:title>Traceable Digital Radio Atomic Wall Clock, 2-1/4 in. Digit Size, Antylia, 1076</image:title>
      <image:caption>Traceable Digital Radio Atomic Wall Clock, 2-1/4 in. Digit Size, Antylia, 1076</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-digital-calipers-stainless-steel-6-in-antylia-3415</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-3415_a58ec731-8088-4ef5-83bc-8eb71ce9c6ed.png?v=1784718099</image:loc>
      <image:title>Traceable Digital Calipers, Stainless Steel, 6 in., Antylia, 3415</image:title>
      <image:caption>Traceable Digital Calipers, Stainless Steel, 6 in., Antylia, 3415</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-digital-calipers-stainless-steel-8-in-antylia-3416</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-3416_35186ab1-c8cb-4cd4-9253-52c2255fd191.png?v=1784718101</image:loc>
      <image:title>Traceable Digital Calipers, Stainless Steel, 8 in., Antylia, 3416</image:title>
      <image:caption>Traceable Digital Calipers, Stainless Steel, 8 in., Antylia, 3416</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-big-digit-type-k-thermometer-switchable-range-is-58-to-2000-f-and-50-to-1300-c-x-0-1-and-1-antylia-4004</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4004_3224d89c-4ea4-4189-90b2-6d442b463d0c.png?v=1784718102</image:loc>
      <image:title>Traceable Big-Digit Type K Thermometer, Switchable range is 58 to 2000 F and 50 to 1300 C x 0.1 and 1, Antylia, 4004</image:title>
      <image:caption>Traceable Big-Digit Type K Thermometer, Switchable range is 58 to 2000 F and 50 to 1300 C x 0.1 and 1, Antylia, 4004</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-stainless-steel-type-k-probe-temperature-range-is-50-to-700-c-antylia-4014</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4014_04040d4c-735c-4109-baf6-a7c7ae29dd12.png?v=1784718103</image:loc>
      <image:title>Traceable Stainless-Steel Type-K Probe, Temperature range is 50 to 700 C, Antylia, 4014</image:title>
      <image:caption>Traceable Stainless-Steel Type-K Probe, Temperature range is 50 to 700 C, Antylia, 4014</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-type-k-beaded-probe-dimensions-0-06-inch-diameter-probe-cable-length-of-4-feet-antylia-4028</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4028_d28b81eb-a137-4371-83e0-27427ea5aa47.png?v=1784718105</image:loc>
      <image:title>Traceable Type K Beaded Probe, Dimensions: 0.06-inch-Diameter Probe, Cable Length of 4 feet, Antylia, 4028</image:title>
      <image:caption>Traceable Type K Beaded Probe, Dimensions: 0.06-inch-Diameter Probe, Cable Length of 4 feet, Antylia, 4028</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-water-proof-thermometer-f-c-range-is-58-to-572-f-or-50-to-300-c-resolution-is-0-1-from-19-9-to-199-9-otherwise-1-antylia-4039</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4039.png?v=1784718106</image:loc>
      <image:title>Traceable Water-Proof Thermometer F/C, Range is 58 to 572 F or 50 to 300 C, Resolution is 0.1 from 19.9 to 199.9, otherwise 1, Antylia, 4039</image:title>
      <image:caption>Traceable Water-Proof Thermometer F/C, Range is 58 to 572 F or 50 to 300 C, Resolution is 0.1 from 19.9 to 199.9, otherwise 1, Antylia, 4039</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-registered-memory-monitoring-thermometer-range-is-from-58-0-to-158-0-degree-f</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4048_f5154f6d-e3f8-47e0-908c-31694cd43614.png?v=1784718107</image:loc>
      <image:title>Traceable (Registered)  Memory Monitoring Thermometer, Range is from 58.0 to 158.0 Degree F</image:title>
      <image:caption>Traceable (Registered)  Memory Monitoring Thermometer, Range is from 58.0 to 158.0 Degree F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-conductivity-standards-crm-10-micromhos-0-1-megohm-resistivity-6-6-tds-ppm-16-oz-500-ml-bottle-cole-parmer-4065</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4065_06c0b37d-7e99-4561-94d0-411410e663d6.png?v=1784718109</image:loc>
      <image:title>Traceable Conductivity Standards (CRM), 10 Micromhos, 0.1 Megohm Resistivity, 6.6 TDS/PPM, 16 oz. (500 mL) Bottle, Cole Parmer, 4065</image:title>
      <image:caption>Traceable Conductivity Standards (CRM), 10 Micromhos, 0.1 Megohm Resistivity, 6.6 TDS/PPM, 16 oz. (500 mL) Bottle, Cole Parmer, 4065</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-registered-conductivity-standards-crm-100-micromhos-0-01-megohm-resistivity-sold-by-each-each-16-oz-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/CNL-4066_435ce315-adf9-4d75-894d-67e6b49ba1b0.png?v=1784718110</image:loc>
      <image:title>Traceable (Registered)  Conductivity Standards (CRM), 100 Micromhos, 0.01 Megohm Resistivity (Sold by Each / Each = 16  oz. Bottle</image:title>
      <image:caption>Traceable (Registered)  Conductivity Standards (CRM), 100 Micromhos, 0.01 Megohm Resistivity (Sold by Each / Each = 16  oz. Bottle</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-registered-conductivity-standards-crm-1000-micromhos-0-001-megohm-resistivity-sold-by-each-each-16-oz-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/CNL-4067_b91517be-de7a-4e67-b5f2-9924688a285e.png?v=1784718112</image:loc>
      <image:title>Traceable (Registered)  Conductivity Standards (CRM), 1000 Micromhos, 0.001 Megohm Resistivity (Sold by Each / Each = 16  oz. Bottle</image:title>
      <image:caption>Traceable (Registered)  Conductivity Standards (CRM), 1000 Micromhos, 0.001 Megohm Resistivity (Sold by Each / Each = 16  oz. Bottle</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-registered-conductivity-standards-crm-10000-micromhos-0-0001-megohm-resistivity-sold-by-each-each-16-oz</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4068.png?v=1784718113</image:loc>
      <image:title>Traceable (Registered)  Conductivity Standards (CRM), 10000 Micromhos, 0.0001 Megohm Resistivity (Sold by Each / Each = 16  oz.</image:title>
      <image:caption>Traceable (Registered)  Conductivity Standards (CRM), 10000 Micromhos, 0.0001 Megohm Resistivity (Sold by Each / Each = 16  oz.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-registered-conductivity-standards-crm-100000-micromhos-0-00001-megohm-resistivity-sold-by-each-each-16-oz</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4069_f8147f89-ffde-47f5-ac6b-edc949b99349.png?v=1784718115</image:loc>
      <image:title>Traceable (Registered)  Conductivity Standards (CRM), 100000 Micromhos, 0.00001 Megohm Resistivity (Sold by Each / Each = 16  oz.</image:title>
      <image:caption>Traceable (Registered)  Conductivity Standards (CRM), 100000 Micromhos, 0.00001 Megohm Resistivity (Sold by Each / Each = 16  oz.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-general-purpose-hygrometer-thermometer-humidity-range-of-10-00-to-95-00-rh-resolution-of-0-01-accuracy-of-1-5-temperature-range-32-0-to-122-0f-or-0-to-50c-temperature-resolution-of-0-01</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/CNL-4087.png?v=1784718116</image:loc>
      <image:title>Traceable General-Purpose Hygrometer/Thermometer, Humidity range of 10.00 to 95.00%  RH resolution of 0.01%  Accuracy of 1.5%  Temperature range 32.0 to 122.0F or 0 to 50C  Temperature resolution of 0.01</image:title>
      <image:caption>Traceable General-Purpose Hygrometer/Thermometer, Humidity range of 10.00 to 95.00%  RH resolution of 0.01%  Accuracy of 1.5%  Temperature range 32.0 to 122.0F or 0 to 50C  Temperature resolution of 0.01</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-sentry-thermometer-range-is-50-to-70-c-x-1-antylia-4121</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4121.png?v=1784718118</image:loc>
      <image:title>Traceable Sentry Thermometer, Range is 50 to 70 C x 1, Antylia, 4121</image:title>
      <image:caption>Traceable Sentry Thermometer, Range is 50 to 70 C x 1, Antylia, 4121</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-temperature-controller-measurement-range-is-20-to-60-c-and-4-to-140-f-setting-range-is-32-to-140-f-0-to-60-c-controls-to-1-c-antylia-4130</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4130_4d2a0619-686b-4a49-8409-a3dac7f6aa4d.png?v=1784718119</image:loc>
      <image:title>Traceable Temperature Controller, Measurement Range is 20 to 60 C and 4 to 140 F, Setting Range is 32 to 140 F/0 to 60 C, Controls to 1 C, Antylia, 4130</image:title>
      <image:caption>Traceable Temperature Controller, Measurement Range is 20 to 60 C and 4 to 140 F, Setting Range is 32 to 140 F/0 to 60 C, Controls to 1 C, Antylia, 4130</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-computer-data-acquisition-system-with-usb-cable-for-use-with-traceable-instruments-antylia-4136</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4136_bc716b63-f5be-4ec3-9461-4559dcf76147.png?v=1784718121</image:loc>
      <image:title>Traceable Computer Data Acquisition System with USB Cable for Use with Traceable Instruments, Antylia, 4136</image:title>
      <image:caption>Traceable Computer Data Acquisition System with USB Cable for Use with Traceable Instruments, Antylia, 4136</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-double-thermometer-range-is-50-to-1999-f-50-to-1230-c-resolution-is-0-1-from-50-0-to-199-9-f-and-1-in-both-f-and-c-over-the-range-antylia-4137</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4137.png?v=1784718122</image:loc>
      <image:title>Traceable Double Thermometer, Range is 50 to 1999 F (50 to 1230 C)  Resolution is 0.1 (From 50.0 to 199.9 F) and 1 in both F and C Over the Range, Antylia, 4137</image:title>
      <image:caption>Traceable Double Thermometer, Range is 50 to 1999 F (50 to 1230 C)  Resolution is 0.1 (From 50.0 to 199.9 F) and 1 in both F and C Over the Range, Antylia, 4137</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-alarm-thermometer-alarm-timer-display-shows-time-current-temp-and-alarm-temp-setting-antylia-4147</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4147.png?v=1784718124</image:loc>
      <image:title>Traceable Alarm Thermometer / Alarm Timer, Display Shows Time, Current Temp and Alarm Temp Setting, Antylia, 4147</image:title>
      <image:caption>Traceable Alarm Thermometer / Alarm Timer, Display Shows Time, Current Temp and Alarm Temp Setting, Antylia, 4147</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-jumbo-refrigerator-freezer-thermometer-58-to-158-degrees-f-50-to-70-degrees-c-antylia-4148</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4148_320c691b-09a6-4c04-9fa4-ddf95f9ad576.png?v=1784718125</image:loc>
      <image:title>Traceable Jumbo Refrigerator/Freezer Thermometer, -58 to 158 degrees F / -50 to 70 degrees C, Antylia, 4148</image:title>
      <image:caption>Traceable Jumbo Refrigerator/Freezer Thermometer, -58 to 158 degrees F / -50 to 70 degrees C, Antylia, 4148</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/econo-traceable-refrigerator-thermometer-range-is-14-2-to-131-0-f-and-9-9-to-55-0-c-resolution-is-0-1-traceable-4157</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4157.png?v=1784718127</image:loc>
      <image:title>Econo Traceable Refrigerator Thermometer, Range is 14.2 to 131.0 F and -9.9 to 55.0 C  Resolution is 0.1, Traceable, 4157</image:title>
      <image:caption>Econo Traceable Refrigerator Thermometer, Range is 14.2 to 131.0 F and -9.9 to 55.0 C  Resolution is 0.1, Traceable, 4157</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-big-digit-see-thru-thermometer-temperature-range-is-13-0-to-158-0-f-resolution-is-0-1-accuracy-is-1-antylia-4159</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4159.png?v=1784718128</image:loc>
      <image:title>Traceable Big-Digit See-Thru Thermometer, Temperature range is 13.0 to 158.0 F  Resolution is 0.1  Accuracy is 1, Antylia, 4159</image:title>
      <image:caption>Traceable Big-Digit See-Thru Thermometer, Temperature range is 13.0 to 158.0 F  Resolution is 0.1  Accuracy is 1, Antylia, 4159</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-big-digit-see-thru-thermometer-temperature-range-is-25-0-to-70-0-c-resolution-is-0-1-accuracy-is-1-f-model-shown-antylia-4160</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4160_dcc74764-9cf9-4f3b-a112-ab92a924f540.png?v=1784718130</image:loc>
      <image:title>Traceable Big-Digit See-Thru Thermometer, Temperature Range is 25.0 to 70.0 C,  Resolution is 0.1  Accuracy is 1 (F Model Shown), Antylia, 4160</image:title>
      <image:caption>Traceable Big-Digit See-Thru Thermometer, Temperature Range is 25.0 to 70.0 C,  Resolution is 0.1  Accuracy is 1 (F Model Shown), Antylia, 4160</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/redi-stor-conductivity-probe-storage-solution-sold-by-each-each-16-oz-16-oz-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/CNL-4170.png?v=1784718131</image:loc>
      <image:title>Redi-Stor Conductivity Probe Storage Solution (Sold by Each / Each = 16  oz.16  oz. Bottle)</image:title>
      <image:caption>Redi-Stor Conductivity Probe Storage Solution (Sold by Each / Each = 16  oz.16  oz. Bottle)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-registered-conductivity-standards-crm-1413-micromhos-0-00071-megohm-resistivity-sold-by-each-each-16-oz-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/CNL-4173.png?v=1784718132</image:loc>
      <image:title>Traceable (Registered)  Conductivity Standards (CRM), 1413 Micromhos, 0.00071 Megohm Resistivity (Sold by Each / Each = 16  oz. Bottle</image:title>
      <image:caption>Traceable (Registered)  Conductivity Standards (CRM), 1413 Micromhos, 0.00071 Megohm Resistivity (Sold by Each / Each = 16  oz. Bottle</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-registered-one-shot-conductivity-1413-micromhos-0-00071-megohms-resistivity-100-ml-package-of-6</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4174.png?v=1784718134</image:loc>
      <image:title>Traceable (Registered)  One-Shot Conductivity, 1413 Micromhos, 0.00071 Megohms Resistivity, 100 mL (Package of 6)</image:title>
      <image:caption>Traceable (Registered)  One-Shot Conductivity, 1413 Micromhos, 0.00071 Megohms Resistivity, 100 mL (Package of 6)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-registered-one-shot-conductivity-10-micromhos-0-1-megohms-resistivity-100-ml-package-of-6</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4175_e9327a48-e852-4da3-8794-d5f9b660024b.png?v=1784718135</image:loc>
      <image:title>Traceable (Registered)  One-Shot Conductivity, 10 Micromhos, 0.1 Megohms Resistivity, 100 mL (Package of 6)</image:title>
      <image:caption>Traceable (Registered)  One-Shot Conductivity, 10 Micromhos, 0.1 Megohms Resistivity, 100 mL (Package of 6)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-registered-one-shot-conductivity-100-micromhos-0-01-megohms-resistivity-100-ml-package-of-6</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4176_ae041c01-6a59-4c77-b4a4-a7bbecaf1cae.png?v=1784718137</image:loc>
      <image:title>Traceable (Registered)  One-Shot Conductivity, 100 Micromhos, 0.01 Megohms Resistivity, 100 mL (Package of 6)</image:title>
      <image:caption>Traceable (Registered)  One-Shot Conductivity, 100 Micromhos, 0.01 Megohms Resistivity, 100 mL (Package of 6)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-registered-one-shot-conductivity-1000-micromhos-0-001-megohms-resistivity-100-ml-package-of-6</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4177_b7c77db2-2a92-43dd-a618-a2d66e69a570.png?v=1784718139</image:loc>
      <image:title>Traceable (Registered)  One-Shot Conductivity, 1000 Micromhos, 0.001 Megohms Resistivity, 100 mL (Package of 6)</image:title>
      <image:caption>Traceable (Registered)  One-Shot Conductivity, 1000 Micromhos, 0.001 Megohms Resistivity, 100 mL (Package of 6)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-registered-one-shot-conductivity-10000-micromhos-0-0001-megohms-resistivity-100-ml-package-of-6</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4178.png?v=1784718140</image:loc>
      <image:title>Traceable (Registered)  One-Shot Conductivity, 10000 Micromhos, 0.0001 Megohms Resistivity, 100 mL (Package of 6)</image:title>
      <image:caption>Traceable (Registered)  One-Shot Conductivity, 10000 Micromhos, 0.0001 Megohms Resistivity, 100 mL (Package of 6)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-registered-one-shot-conductivity-100000-micromhos-0-00001-megohms-resistivity-100-ml-package-of-6</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4179.png?v=1784718141</image:loc>
      <image:title>Traceable (Registered)  One-Shot Conductivity, 100000 Micromhos, 0.00001 Megohms Resistivity, 100 mL (Package of 6)</image:title>
      <image:caption>Traceable (Registered)  One-Shot Conductivity, 100000 Micromhos, 0.00001 Megohms Resistivity, 100 mL (Package of 6)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-100-0-platinum-freezer-thermometer-range-99-9-to-199-9-c-accuracy-is-2-c-resolution-is-0-1-antylia-4230</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4230.png?v=1784718143</image:loc>
      <image:title>Traceable -100.0 Platinum Freezer Thermometer, Range 99.9 to 199.9 C  Accuracy is 2 C  Resolution is 0.1, Antylia, 4230</image:title>
      <image:caption>Traceable -100.0 Platinum Freezer Thermometer, Range 99.9 to 199.9 C  Accuracy is 2 C  Resolution is 0.1, Antylia, 4230</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-high-accuracy-min-max-range-is-58-to-158-f-50-to-70-c-resolution-of-0-01-accuracy-of-0-30-c-antylia-4238</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4238_0b37fd33-3b97-43ee-b3aa-51445254d6aa.png?v=1784718144</image:loc>
      <image:title>Traceable High Accuracy MIN/MAX Range is 58 to 158 F / 50 to 70 C  Resolution of 0.01  Accuracy of 0.30 C, Antylia, 4238</image:title>
      <image:caption>Traceable High Accuracy MIN/MAX Range is 58 to 158 F / 50 to 70 C  Resolution of 0.01  Accuracy of 0.30 C, Antylia, 4238</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-hygrometer-thermometer-barometer-dew-point-pen-32-to-122-degrees-f-antylia-4247</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4247_584a7d9a-6b69-4b03-8a7e-89c0d553c70a.png?v=1784718145</image:loc>
      <image:title>Traceable Hygrometer/Thermometer/Barometer/Dew Point Pen, 32 to 122 degrees F, Antylia, 4247</image:title>
      <image:caption>Traceable Hygrometer/Thermometer/Barometer/Dew Point Pen, 32 to 122 degrees F, Antylia, 4247</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-thermometer-with-time-date-max-min-memory-supplied-with-a-special-bottle-probe-range-is-40-0-to-176-0-f-and-40-0-to-80-0-c-resolution-is-0-5-accuracy-is-1-5-c-antylia-4305</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4305.png?v=1784718147</image:loc>
      <image:title>Traceable Thermometer with Time/Date Max/Min Memory, Supplied with a Special Bottle Probe, Range is 40.0 to 176.0 F and 40.0 to 80.0 C, Resolution is 0.5, Accuracy is 1.5 C, Antylia, 4305</image:title>
      <image:caption>Traceable Thermometer with Time/Date Max/Min Memory, Supplied with a Special Bottle Probe, Range is 40.0 to 176.0 F and 40.0 to 80.0 C, Resolution is 0.5, Accuracy is 1.5 C, Antylia, 4305</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-hot-wire-anemometer-thermometer-7-in-x-3-in-x-1-1-4-in-antylia-4330</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4330_9858b839-3329-47e9-a5cd-51c214038964.png?v=1784718148</image:loc>
      <image:title>Traceable Hot Wire Anemometer / Thermometer, 7 in. x 3 in. x 1-1/4 in., Antylia, 4330</image:title>
      <image:caption>Traceable Hot Wire Anemometer / Thermometer, 7 in. x 3 in. x 1-1/4 in., Antylia, 4330</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-key-chain-thermometer-range-is-58-to-302-f-and-50-to-150-c-resolution-is-0-1-antylia-4351</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4351_5206f4cc-2efa-48f6-9f0f-4d719893e21a.png?v=1784718150</image:loc>
      <image:title>Traceable Key-Chain Thermometer, Range is 58 to 302 F and 50 to 150 C  Resolution is 0.1, Antylia, 4351</image:title>
      <image:caption>Traceable Key-Chain Thermometer, Range is 58 to 302 F and 50 to 150 C  Resolution is 0.1, Antylia, 4351</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-extra-long-stem-ultra-thermometer-range-is-58-to-572-f-and-50-to-300-c-x-0-1-accuracy-0-5-c-antylia-4354</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4354.png?v=1784718151</image:loc>
      <image:title>Traceable Extra-Long-Stem Ultra Thermometer, Range is 58 to 572 F and 50 to 300 C x 0.1,  Accuracy 0.5 C, Antylia, 4354</image:title>
      <image:caption>Traceable Extra-Long-Stem Ultra Thermometer, Range is 58 to 572 F and 50 to 300 C x 0.1,  Accuracy 0.5 C, Antylia, 4354</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-jumbo-refrigerator-freezer-thermometer-range-is-58-to-158-f-50-to-70-c-resolution-0-1-antylia-4548</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-4548.png?v=1784718152</image:loc>
      <image:title>Traceable Jumbo Refrigerator/Freezer Thermometer, Range is 58 to 158 F / 50 to 70 C  Resolution 0.1, Antylia, 4548</image:title>
      <image:caption>Traceable Jumbo Refrigerator/Freezer Thermometer, Range is 58 to 158 F / 50 to 70 C  Resolution 0.1, Antylia, 4548</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-four-channel-alarm-timer-timing-range-is-99-hours-59-minutes-59-seconds-antylia-5004</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-5004.png?v=1784718154</image:loc>
      <image:title>Traceable Four-Channel Alarm Timer, Timing Range is 99 Hours, 59 Minutes, 59 Seconds, Antylia, 5004</image:title>
      <image:caption>Traceable Four-Channel Alarm Timer, Timing Range is 99 Hours, 59 Minutes, 59 Seconds, Antylia, 5004</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-three-line-alarm-timer-timing-range-is-99-hours-59-minutes-59-seconds-antylia-5008</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-5008_aed0204d-dad6-4ac0-b0e3-4b5fcfd4e6aa.png?v=1784718155</image:loc>
      <image:title>Traceable Three-Line Alarm Timer, Timing Range is 99 Hours, 59 Minutes, 59 Seconds, Antylia, 5008</image:title>
      <image:caption>Traceable Three-Line Alarm Timer, Timing Range is 99 Hours, 59 Minutes, 59 Seconds, Antylia, 5008</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-triple-display-timer-count-up-down-time-in-out-memory-alarm-range-19-hours-59-minutes-59-seconds-antylia-5025</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-5025_f3c62b26-2d85-4938-8bc6-f906e6cad853.png?v=1784777926</image:loc>
      <image:title>Traceable Triple-Display Timer, Count Up/Down, Time In/Out, Memory, Alarm, Range 19 Hours, 59 Minutes, 59 Seconds, Antylia, 5025</image:title>
      <image:caption>Traceable Triple-Display Timer, Count Up/Down, Time In/Out, Memory, Alarm, Range 19 Hours, 59 Minutes, 59 Seconds, Antylia, 5025</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-digital-barometer-with-calibration-cole-parmer-68000-49</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CNL-6530_151ccb9a-e128-4ffb-bff1-9dbcc5d8baa3.png?v=1784718158</image:loc>
      <image:title>Traceable Digital Barometer with Calibration, Cole-Parmer, 68000-49</image:title>
      <image:caption>Traceable Digital Barometer with Calibration, Cole-Parmer, 68000-49</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/rdo-probe-optical-cap-replacement-orion-087001</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COL-087001.png?v=1784718159</image:loc>
      <image:title>RDO Probe Optical Cap Replacement, Orion, 087001</image:title>
      <image:caption>RDO Probe Optical Cap Replacement, Orion, 087001</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/1-in-nptf-t-fitting-with-3-4-in-nptf-adapter-cpvc-for-in-line-electrodes-cole-parmer-instrument-company-kp-27003-80</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COL-KP27003-80_085338b7-375d-4ea5-ac5d-6b83f7344033.png?v=1784718161</image:loc>
      <image:title>1 in. NPT(F) T-Fitting with 3/4 in. NPT(F) Adapter, CPVC for In-Line Electrodes, Cole-Parmer Instrument Company, KP-27003-80</image:title>
      <image:caption>1 in. NPT(F) T-Fitting with 3/4 in. NPT(F) Adapter, CPVC for In-Line Electrodes, Cole-Parmer Instrument Company, KP-27003-80</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pen-for-chart-recorder-red-6-pk-cole-parmer-instrument-co-wd-08368-80</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COL-WD-08368-80.png?v=1784718162</image:loc>
      <image:title>Pen for Chart Recorder, Red 6/PK, Cole Parmer Instrument Co., WD-08368-80</image:title>
      <image:caption>Pen for Chart Recorder, Red 6/PK, Cole Parmer Instrument Co., WD-08368-80</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ph-electrode-gp-single-junction-glass-body-10-ft-cable-bnc-cole-parmer-instrument-co-wd-05994-22</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COL-WD05994-20_a93f34f8-33d5-44bb-9361-bd4cb211cacc.png?v=1784718163</image:loc>
      <image:title>pH Electrode/GP/Single Junction/Glass Body/10 ft Cable/BNC, Cole Parmer Instrument Co., WD-05994-22</image:title>
      <image:caption>pH Electrode/GP/Single Junction/Glass Body/10 ft Cable/BNC, Cole Parmer Instrument Co., WD-05994-22</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/replacement-do-probe-membrane-cap-kit-2-caps-with-electrolyte-solution-30-ml-cole-parmer-instrument-company-wd-35640-80</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COL-WD35640-80_c557a4f0-aedd-4850-bbdf-443ef9d81c7f.png?v=1784718165</image:loc>
      <image:title>Replacement DO Probe Membrane Cap Kit (2 Caps) with Electrolyte Solution (30 mL), Cole-Parmer Instrument Company, WD-35640-80</image:title>
      <image:caption>Replacement DO Probe Membrane Cap Kit (2 Caps) with Electrolyte Solution (30 mL), Cole-Parmer Instrument Company, WD-35640-80</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/syringe-filters-nylon-0-45-micron-25-mm-diameter-non-sterile-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/COP-02915-14.png?v=1784718166</image:loc>
      <image:title>Syringe Filters, Nylon, 0.45 micron, 25 mm Diameter, Non-Sterile, 100/PK</image:title>
      <image:caption>Syringe Filters, Nylon, 0.45 micron, 25 mm Diameter, Non-Sterile, 100/PK</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/reusable-hose-clamp-kit-acetyl-copolymer-white-assorted-170-pc-cole-parmer-instrument-company-ew-06832-99</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COP-6832-99.png?v=1784718167</image:loc>
      <image:title>Reusable Hose Clamp Kit, Acetyl Copolymer, White, Assorted, 170 pc, Cole-Parmer Instrument Company, EW-06832-99</image:title>
      <image:caption>Reusable Hose Clamp Kit, Acetyl Copolymer, White, Assorted, 170 pc, Cole-Parmer Instrument Company, EW-06832-99</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/reusable-hose-clamps-acetyl-copolymer-0-779-in-x-0-889-in-100-pk-cole-parmer-instrument-company-ew-06832-18</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COP-683218_b3917ffb-743c-4af3-bfe8-2090ca204b08.png?v=1784718168</image:loc>
      <image:title>Reusable Hose Clamps, Acetyl Copolymer, 0.779 in. x 0.889 in., 100/PK, Cole-Parmer Instrument Company, EW-06832-18</image:title>
      <image:caption>Reusable Hose Clamps, Acetyl Copolymer, 0.779 in. x 0.889 in., 100/PK, Cole-Parmer Instrument Company, EW-06832-18</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/guzzler-500-h-diaphragm-hand-pump-12-gpm-5-strokes-gal-cole-parmer-instrument-company-wd-07090-11</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/COP-7090-11.png?v=1784718170</image:loc>
      <image:title>Guzzler 500-H Diaphragm Hand Pump, 12 gpm, 5 Strokes/Gal, Cole-Parmer Instrument Company, WD-07090-11</image:title>
      <image:caption>Guzzler 500-H Diaphragm Hand Pump, 12 gpm, 5 Strokes/Gal, Cole-Parmer Instrument Company, WD-07090-11</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/myron-l-tp1-techpro-ii-conductivity-tds-meter</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COP-EW19707-05_83451acf-d878-49d9-9c8e-c47bd8bd17a4.png?v=1784718173</image:loc>
      <image:title>Myron L TP1 TechPro II Conductivity/TDS Meter</image:title>
      <image:caption>Myron L TP1 TechPro II Conductivity/TDS Meter</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ph-7-00-buffer-solution-500-ml-cole-parmer-instrument-co-wd-00654-04</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COP-WD-00654-04_6ed578b3-c73b-4a95-a0e0-4e836e2d4abf.png?v=1784718175</image:loc>
      <image:title>pH 7.00 Buffer Solution, 500 mL, Cole Parmer Instrument Co., WD-00654-04</image:title>
      <image:caption>pH 7.00 Buffer Solution, 500 mL, Cole Parmer Instrument Co., WD-00654-04</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/zero-oxygen-calibration-solution-500-ml-cole-parmer-instrument-co-wd-00653-00</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/COP-WD00653-00.png?v=1784718176</image:loc>
      <image:title>Zero Oxygen Calibration Solution, 500 mL, Cole Parmer Instrument Co., WD-00653-00</image:title>
      <image:caption>Zero Oxygen Calibration Solution, 500 mL, Cole Parmer Instrument Co., WD-00653-00</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ph-4-01-buffer-solution-500-ml-cole-parmer-instrument-co-wd-00654-00</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/COP-WD00654-00.png?v=1784718178</image:loc>
      <image:title>pH 4.01 Buffer Solution, 500 mL, Cole Parmer Instrument Co., WD-00654-00</image:title>
      <image:caption>pH 4.01 Buffer Solution, 500 mL, Cole Parmer Instrument Co., WD-00654-00</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ph-10-01-buffer-solution-500-ml-cole-parmer-instrument-co-wd-00654-08</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COP-WD00654-08_070f8a4f-3563-4eef-86de-3d964b68d925.png?v=1784718181</image:loc>
      <image:title>pH 10.01 Buffer Solution, 500 mL, Cole Parmer Instrument Co., WD-00654-08</image:title>
      <image:caption>pH 10.01 Buffer Solution, 500 mL, Cole Parmer Instrument Co., WD-00654-08</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/do-probe-electrolyte-solution-500-ml-cole-parmer-instrument-co-wd-35640-71</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COP-WD35640-71_e7e0e754-f8e6-4bd5-b82d-f9c9b367056d.png?v=1784718182</image:loc>
      <image:title>DO Probe Electrolyte Solution, 500 mL, Cole Parmer Instrument Co., WD-35640-71</image:title>
      <image:caption>DO Probe Electrolyte Solution, 500 mL, Cole Parmer Instrument Co., WD-35640-71</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ph-electrode-gp-double-junction-epoxy-body-sealed-3-ft-cable-bnc-cole-parmer-instrument-co-wd-35805-01</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/COP-WD35805-01_59284bbd-1642-4c26-a5ef-51dad7378a16.png?v=1784718183</image:loc>
      <image:title>pH Electrode/GP/Double Junction/Epoxy Body/Sealed/3 ft. Cable/BNC, Cole Parmer Instrument Co., WD-35805-01</image:title>
      <image:caption>pH Electrode/GP/Double Junction/Epoxy Body/Sealed/3 ft. Cable/BNC, Cole Parmer Instrument Co., WD-35805-01</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-square-media-bottle-with-gl32-screw-cap-100-ml-10-cs-corning-1396-100</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/COR-1396-100.png?v=1784718185</image:loc>
      <image:title>PYREX Square Media Bottle with GL32 Screw Cap, 100 mL, 10/CS, Corning, 1396-100</image:title>
      <image:caption>PYREX Square Media Bottle with GL32 Screw Cap, 100 mL, 10/CS, Corning, 1396-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-round-wide-mouth-media-bottle-withgls80-screw-cap-1-l-10-cs-corning-1397-1-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/COR-1397-1L.png?v=1784718186</image:loc>
      <image:title>PYREX Round Wide-Mouth Media Bottle withGLS80 Screw Cap, 1 L, 10/CS, Corning, 1397-1 L</image:title>
      <image:caption>PYREX Round Wide-Mouth Media Bottle withGLS80 Screw Cap, 1 L, 10/CS, Corning, 1397-1 L</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-round-wide-mouth-media-bottle-with-gls80-screw-cap-500-ml-10-cs-corning-1397-500</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/COR-1397-500.png?v=1784718188</image:loc>
      <image:title>PYREX Round Wide-Mouth Media Bottle with GLS80 Screw Cap, 500 mL 10/CS, Corning , 1397-500</image:title>
      <image:caption>PYREX Round Wide-Mouth Media Bottle with GLS80 Screw Cap, 500 mL 10/CS, Corning , 1397-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/graduated-cylinder-pyrex-class-a-double-scale-500-ml-corning-3026-500</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/COR-3026-500.png?v=1784718189</image:loc>
      <image:title>Graduated Cylinder, Pyrex, Class A, Double Scale, 500 mL, Corning, 3026-500</image:title>
      <image:caption>Graduated Cylinder, Pyrex, Class A, Double Scale, 500 mL, Corning, 3026-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex%C2%AE-replacement-ring-for-2-2-l-desiccator</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COR-3118RO-01.png?v=1784718191</image:loc>
      <image:title>PYREX® Replacement Ring for 2.2 L Desiccator</image:title>
      <image:caption>PYREX® Replacement Ring for 2.2 L Desiccator</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/96-well-clear-flat-bottom-microplate-uv-transparent-without-lid-non-sterile-50-cs-corning-3635</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COR-3635.png?v=1784718192</image:loc>
      <image:title>96 Well Clear, Flat Bottom Microplate UV-Transparent without  Lid, Non-Sterile 50/CS, Corning, 3635</image:title>
      <image:caption>96 Well Clear, Flat Bottom Microplate UV-Transparent without  Lid, Non-Sterile 50/CS, Corning, 3635</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/barnstead-clamp-dr-coupling-2-in-for-1-6-l-hr-barnstead-megapure-stills-thermo-scientific-409171</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COR-409171.png?v=1784718193</image:loc>
      <image:title>Barnstead Clamp, DR coupling, 2 in., for 1.6 L/hr Barnstead Megapure Stills, Thermo Scientific, 409171</image:title>
      <image:caption>Barnstead Clamp, DR coupling, 2 in., for 1.6 L/hr Barnstead Megapure Stills, Thermo Scientific, 409171</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-registered-class-a-wide-mouth-volumetric-flask-heavy-duty-with-pyrex-standard-taper-stopper-10-ml-6-cs-corning-5635-10</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/COR-5635-10.png?v=1784718195</image:loc>
      <image:title>Pyrex (Registered) Class A, Wide Mouth Volumetric Flask, Heavy Duty, with PYREX Standard Taper Stopper, 10 mL, 6/CS, Corning, 5635-10</image:title>
      <image:caption>Pyrex (Registered) Class A, Wide Mouth Volumetric Flask, Heavy Duty, with PYREX Standard Taper Stopper, 10 mL, 6/CS, Corning, 5635-10</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-registered-class-a-wide-mouth-volumetric-flask-heavy-duty-with-pyrex-standard-taper-stopper-100-ml-6-cs-corning-5635-100</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/COR-5635-100.png?v=1784718196</image:loc>
      <image:title>Pyrex (Registered) Class A, Wide Mouth Volumetric Flask, Heavy Duty, with PYREX Standard Taper Stopper, 100 mL, 6/CS, Corning, 5635-100</image:title>
      <image:caption>Pyrex (Registered) Class A, Wide Mouth Volumetric Flask, Heavy Duty, with PYREX Standard Taper Stopper, 100 mL, 6/CS, Corning, 5635-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-registered-class-a-wide-mouth-volumetric-flask-heavy-duty-with-pyrex-standard-taper-stopper-200-ml-6-cs-corning-5635-200</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COR-5635-200.png?v=1784718197</image:loc>
      <image:title>Pyrex (Registered) Class A, Wide Mouth Volumetric Flask, Heavy Duty, with PYREX Standard Taper Stopper, 200 mL, 6/CS, Corning, 5635-200</image:title>
      <image:caption>Pyrex (Registered) Class A, Wide Mouth Volumetric Flask, Heavy Duty, with PYREX Standard Taper Stopper, 200 mL, 6/CS, Corning, 5635-200</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-registered-class-a-wide-mouth-volumetric-flask-heavy-duty-with-pyrex-standard-taper-stopper-25-ml-6-cs-corning-5635-25</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/COR-5635-25_4bf326ac-18a8-4dc9-ae24-505ee6926b85.png?v=1784718199</image:loc>
      <image:title>Pyrex (Registered) Class A, Wide Mouth Volumetric Flask, Heavy Duty, with PYREX Standard Taper Stopper, 25 mL, 6/CS, Corning, 5635-25</image:title>
      <image:caption>Pyrex (Registered) Class A, Wide Mouth Volumetric Flask, Heavy Duty, with PYREX Standard Taper Stopper, 25 mL, 6/CS, Corning, 5635-25</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-registered-class-a-wide-mouth-volumetric-flask-heavy-duty-with-pyrex-standard-taper-stopper-250-ml-6-cs-corning-5635-250</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/COR-5635-250.png?v=1784718200</image:loc>
      <image:title>Pyrex (Registered) Class A, Wide Mouth Volumetric Flask, Heavy Duty, with PYREX Standard Taper Stopper, 250 mL, 6/CS, Corning, 5635-250</image:title>
      <image:caption>Pyrex (Registered) Class A, Wide Mouth Volumetric Flask, Heavy Duty, with PYREX Standard Taper Stopper, 250 mL, 6/CS, Corning, 5635-250</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pyrex-registered-class-a-wide-mouth-volumetric-flask-heavy-duty-with-pyrex-standard-taper-stopper-50-ml-6-cs-corning-5635-50</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/COR-5635-50.png?v=1784718202</image:loc>
      <image:title>Pyrex (Registered) Class A, Wide Mouth Volumetric Flask, Heavy Duty, with PYREX Standard Taper Stopper, 50 mL, 6/CS, Corning, 5635-50</image:title>
      <image:caption>Pyrex (Registered) Class A, Wide Mouth Volumetric Flask, Heavy Duty, with PYREX Standard Taper Stopper, 50 mL, 6/CS, Corning, 5635-50</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/centrifuge-tube-pyrex-conical-with-graduations-screw-cap-15-ml-12-cs-corning-8082-15</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/COR-8082-15.png?v=1784718203</image:loc>
      <image:title>Centrifuge Tube, Pyrex, Conical, with Graduations &amp; Screw Cap 15 mL 12/CS, Corning, 8082-15</image:title>
      <image:caption>Centrifuge Tube, Pyrex, Conical, with Graduations &amp; Screw Cap 15 mL 12/CS, Corning, 8082-15</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/desiccator-pyrex-2-4-l-small-knob-top-2400-ml-volume-140-mm-plate-diameter-corning-3081-150</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CRN-3081-150_7df6c568-e25e-4ab4-80a0-21f8583093ef.png?v=1784718206</image:loc>
      <image:title>Desiccator, Pyrex, 2.4 L Small Knob Top, 2400 mL Volume, 140 mm Plate Diameter, Corning, 3081-150</image:title>
      <image:caption>Desiccator, Pyrex, 2.4 L Small Knob Top, 2400 mL Volume, 140 mm Plate Diameter, Corning, 3081-150</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/evaporating-dish-porcelain-high-alumina-circular-20-ml-65592</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CRS-65592.png?v=1784718207</image:loc>
      <image:title>Evaporating Dish, Porcelain High Alumina, Circular, 20 mL 65592</image:title>
      <image:caption>Evaporating Dish, Porcelain High Alumina, Circular, 20 mL 65592</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/evaporating-dish-porcelain-high-alumina-circular-50-ml-65593</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CRS-65593.png?v=1784718208</image:loc>
      <image:title>Evaporating Dish, Porcelain High Alumina, Circular, 50 mL 65593</image:title>
      <image:caption>Evaporating Dish, Porcelain High Alumina, Circular, 50 mL 65593</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/evaporating-dish-porcelain-high-alumina-circular-100-ml-65594</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CRS-65594.png?v=1784718210</image:loc>
      <image:title>Evaporating Dish, Porcelain High Alumina, Circular, 100 mL 65594</image:title>
      <image:caption>Evaporating Dish, Porcelain High Alumina, Circular, 100 mL 65594</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-jumbo-display-dial-thermometer-range-is-58-to-302f-50-to-150c-resolution-is-0-1-from-20-to-200-1-outside-this-range-antylia-4049</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CTL-4049_c65da79a-e323-47a5-9caf-f16d6e8888e2.png?v=1784718211</image:loc>
      <image:title>Traceable Jumbo-Display Dial Thermometer, Range is 58 to 302F/50 to 150C  Resolution is 0.1 from 20 to 200; 1 Outside this Range, Antylia, 4049</image:title>
      <image:caption>Traceable Jumbo-Display Dial Thermometer, Range is 58 to 302F/50 to 150C  Resolution is 0.1 from 20 to 200; 1 Outside this Range, Antylia, 4049</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-thermometer-with-time-date-max-min-memory-range-is-40-0-to-176-0-f-and-40-0-to-80-0-c-resolution-is-0-5-antylia-4105</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CTL-4105.png?v=1784718213</image:loc>
      <image:title>Traceable Thermometer with Time/Date Max/Min Memory, Range is 40.0 to 176.0 F and 40.0 to 80.0 C  Resolution is 0.5, Antylia, 4105</image:title>
      <image:caption>Traceable Thermometer with Time/Date Max/Min Memory, Range is 40.0 to 176.0 F and 40.0 to 80.0 C  Resolution is 0.5, Antylia, 4105</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-digital-therm-with-rec-output-range-is-50-to-1999-f-and-50-to-1300-c-resolution-is-0-1-from-50-0-to-199-9-and-is-1-for-all-other-readings-antylia-4134</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CTL-4134_51696e3d-256f-4d09-ae2e-c006cf781617.png?v=1784718215</image:loc>
      <image:title>Traceable Digital Therm. with Rec. Output, Range is 50 to 1999 F and 50 to 1300 C, Resolution is 0.1 from 50.0 to 199.9 and is 1 for all Other Readings, Antylia, 4134</image:title>
      <image:caption>Traceable Digital Therm. with Rec. Output, Range is 50 to 1999 F and 50 to 1300 C, Resolution is 0.1 from 50.0 to 199.9 and is 1 for all Other Readings, Antylia, 4134</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-mini-thermometer-range-is-58-0-to-302-0-f-and-50-0-to-150-0-c-resolution-is-0-1-between-20-0-and-200-0-antylia-4146</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CTL-4146_6eff957c-3af6-4f48-a271-40080ee5122b.png?v=1784718216</image:loc>
      <image:title>Traceable Mini-Thermometer, Range is 58.0 to 302.0 F and 50.0 to 150.0 C  Resolution is 0.1 Between 20.0 and 200.0, Antylia, 4146</image:title>
      <image:caption>Traceable Mini-Thermometer, Range is 58.0 to 302.0 F and 50.0 to 150.0 C  Resolution is 0.1 Between 20.0 and 200.0, Antylia, 4146</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hand-held-traceable-barometer</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CTL-4198.png?v=1784718217</image:loc>
      <image:title>Hand Held Traceable Barometer</image:title>
      <image:caption>Hand Held Traceable Barometer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/traceable-jumbo-timer-timing-range-is-24-hours-to-1-second-5022</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/CTL-5022_25c4721b-72f7-4c3d-9778-2340ca575ea1.png?v=1784718219</image:loc>
      <image:title>Traceable Jumbo Timer, Timing range is 24 hours to 1 second, , 5022</image:title>
      <image:caption>Traceable Jumbo Timer, Timing range is 24 hours to 1 second, , 5022</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/extra-shelf-for-lac2-18-despatch-oven-plated-wire-23-75-x-35-31-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/DES-107138_22a4c57d-3de2-4c4a-8c80-3718fc765dd8.png?v=1784718222</image:loc>
      <image:title>Extra Shelf for LAC2-18 Despatch Oven, Plated Wire, 23.75 x 35.31 in.</image:title>
      <image:caption>Extra Shelf for LAC2-18 Despatch Oven, Plated Wire, 23.75 x 35.31 in.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/blower-motor-for-despatch-lac-2-18-6-oven-240-v-itw-eae-9-141828</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DES-141828.png?v=1784718223</image:loc>
      <image:title>Blower Motor for Despatch LAC 2/18/6 Oven, 240 V, ITW EAE, 9-141828</image:title>
      <image:caption>Blower Motor for Despatch LAC 2/18/6 Oven, 240 V, ITW EAE, 9-141828</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nutrient-agar-general-purpose-medium-for-wide-variety-of-microorganisms-100-g-21200</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-0001-15_25f8a999-d419-48f0-8caf-882c635fe3c1.png?v=1784718224</image:loc>
      <image:title>Nutrient Agar, General Purpose Medium for Wide Variety of Microorganisms, 100 g, 21200</image:title>
      <image:caption>Nutrient Agar, General Purpose Medium for Wide Variety of Microorganisms, 100 g, 21200</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/brilliant-green-bile-2-bd-500-g-non-regulated-difco-274000</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-0007-17.png?v=1784718227</image:loc>
      <image:title>Brilliant Green Bile 2% BD, 500 g (Non Regulated), Difco, 274000</image:title>
      <image:caption>Brilliant Green Bile 2% BD, 500 g (Non Regulated), Difco, 274000</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lauryl-tryptose-broth-medium-for-detection-of-coliform-bacteria</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-0241-01.png?v=1784718228</image:loc>
      <image:title>Lauryl Tryptose Broth, Medium, For Detection of Coliform Bacteria</image:title>
      <image:caption>Lauryl Tryptose Broth, Medium, For Detection of Coliform Bacteria</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lauryl-tryptose-broth-100g</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-0241-15_fd3d5add-17b6-48ad-aef2-57426112b86a.png?v=1784718229</image:loc>
      <image:title>Lauryl Tryptose Broth,100g</image:title>
      <image:caption>Lauryl Tryptose Broth,100g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ec-medium-granular-100-g</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-0314-15.png?v=1784718231</image:loc>
      <image:title>EC Medium (Granular), 100 g</image:title>
      <image:caption>EC Medium (Granular), 100 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ec-medium-granular-500-gm</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-0314-17_164154cb-3aa2-4307-a721-0ad82e51876e.png?v=1784718232</image:loc>
      <image:title>EC Medium (Granular), 500 gm</image:title>
      <image:caption>EC Medium (Granular), 500 gm</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tryptic-soy-broth-soybean-casein-digest-medium-100-g-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/DIF-0370-15_f40821d5-df17-4a80-a463-c401e4539ba8.png?v=1784718233</image:loc>
      <image:title>Tryptic Soy Broth, Soybean-Casein Digest, Medium, 100 g Bottle</image:title>
      <image:caption>Tryptic Soy Broth, Soybean-Casein Digest, Medium, 100 g Bottle</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/difco-tryptic-soy-broth-soybean-casein-digest-medium-500-g-bd-diagnostics-211825</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-0370-500G.png?v=1784718235</image:loc>
      <image:title>DIFCO Tryptic Soy Broth (Soybean-Casein Digest Medium), 500 g, Becton Dickinson (BD), 211825</image:title>
      <image:caption>DIFCO Tryptic Soy Broth (Soybean-Casein Digest Medium), 500 g, Becton Dickinson (BD), 211825</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/plate-count-agar-enumeration-of-bacteria-in-water-wastewater-food-and-dairy-100-g</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-0479-15.png?v=1784718237</image:loc>
      <image:title>Plate Count Agar, Enumeration of Bacteria in Water, Wastewater, Food and Dairy, 100 g</image:title>
      <image:caption>Plate Count Agar, Enumeration of Bacteria in Water, Wastewater, Food and Dairy, 100 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/mfc-agar-use-with-rosolic-acid-for-detection-and-enumeration-of-fecal-coliforms-by-the-membrane-filter-technique-at-elevated-temperatures-500-g</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-0677-17.png?v=1784718238</image:loc>
      <image:title>MFC Agar, Use with Rosolic Acid, For Detection and Enumeration of Fecal Coliforms by the Membrane Filter Technique at Elevated Temperatures, 500 g</image:title>
      <image:caption>MFC Agar, Use with Rosolic Acid, For Detection and Enumeration of Fecal Coliforms by the Membrane Filter Technique at Elevated Temperatures, 500 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/m-endo-broth-500g</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-0749-17.png?v=1784718240</image:loc>
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      <image:caption>m-Endo Broth 500g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/m-fc-broth-100-g-bbl288320</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-0883-15.png?v=1784718242</image:loc>
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      <image:caption>m-FC Broth,100 g (BBL288320)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/m-fc-broth-base-use-with-rosolic-acid-for-detection-and-enumeration-of-fecal-coliforms-by-the-membrane-filter-technique-at-elevated-temperatures-500-g</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-0883-17.png?v=1784718244</image:loc>
      <image:title>M-FC Broth Base, Use with Rosolic Acid for Detection and Enumeration of Fecal Coliforms by the Membrane Filter Technique at Elevated Temperatures, 500 g</image:title>
      <image:caption>M-FC Broth Base, Use with Rosolic Acid for Detection and Enumeration of Fecal Coliforms by the Membrane Filter Technique at Elevated Temperatures, 500 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/difco-salmonella-o-antisera-group-d1-factors-1-9-12-lyophilized-serum-bd-229511</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-229511.png?v=1784718248</image:loc>
      <image:title>Difco Salmonella O Antisera Group D1, Factors 1, 9, 12,  Lyophilized Serum, BD, 229511</image:title>
      <image:caption>Difco Salmonella O Antisera Group D1, Factors 1, 9, 12,  Lyophilized Serum, BD, 229511</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/plate-count-agar-for-enumeration-of-bacteria-in-water-wastewater-food-and-dairy</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-247940.png?v=1784718250</image:loc>
      <image:title>Plate Count AGAR. For Enumeration of Bacteria in Water, Wastewater, Food, and Dairy</image:title>
      <image:caption>Plate Count AGAR. For Enumeration of Bacteria in Water, Wastewater, Food, and Dairy</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/rosolic-acid-use-with-mfc-broth-base-and-mfc-agar-for-detection-and-enumeration-of-fecal-coliforms-6-1-g-bottles</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DIF-3228-09.png?v=1784718252</image:loc>
      <image:title>Rosolic Acid, Use with MFC Broth Base and MFC Agar for Detection and Enumeration of Fecal Coliforms, 6 - 1 g Bottles</image:title>
      <image:caption>Rosolic Acid, Use with MFC Broth Base and MFC Agar for Detection and Enumeration of Fecal Coliforms, 6 - 1 g Bottles</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottles-azlon-wide-mouth-hdpe-with-pp-closure-500-ml-16-oz</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DYL-301615-0016.png?v=1784718253</image:loc>
      <image:title>Bottles, Azlon Wide-Mouth HDPE with PP Closure, 500 mL (16 oz)</image:title>
      <image:caption>Bottles, Azlon Wide-Mouth HDPE with PP Closure, 500 mL (16 oz)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bottles-azlon-wide-mouth-hdpe-with-pp-closure-1000-ml-32-oz-301615-0032</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/DYL-301615-0032.png?v=1784718255</image:loc>
      <image:title>Bottles, Azlon Wide-Mouth HDPE with PP Closure, 1000 mL (32 oz), 301615-0032</image:title>
      <image:caption>Bottles, Azlon Wide-Mouth HDPE with PP Closure, 1000 mL (32 oz), 301615-0032</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/dymo-organizer-xpress-handheld-embossing-label-maker</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DYM-12965.png?v=1784718256</image:loc>
      <image:title>DYMO Organizer Xpress Handheld Embossing Label Maker</image:title>
      <image:caption>DYMO Organizer Xpress Handheld Embossing Label Maker</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/beaker-graduated-plastic-tri-stir-50-ml-case-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/DYM-80092.png?v=1784718258</image:loc>
      <image:title>Beaker, Graduated, Plastic Tri-Stir, 50 mL (Case of 100)</image:title>
      <image:caption>Beaker, Graduated, Plastic Tri-Stir, 50 mL (Case of 100)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/beaker-graduated-plastic-tri-stir-100-ml-case-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/DYM-80093.png?v=1784718260</image:loc>
      <image:title>Beaker, Graduated, Plastic Tri-Stir, 100 mL (Case of 100)</image:title>
      <image:caption>Beaker, Graduated, Plastic Tri-Stir, 100 mL (Case of 100)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/beaker-graduated-plastic-tri-stir-250-ml-case-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/DYM-80094_19633596-f492-4871-a445-1ac4c22fdf9c.png?v=1784718261</image:loc>
      <image:title>Beaker, Graduated, Plastic Tri-Stir, 250 mL (Case of 100)</image:title>
      <image:caption>Beaker, Graduated, Plastic Tri-Stir, 250 mL (Case of 100)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/beaker-graduated-plastic-tri-stir-400-ml-case-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/DYM-80096_bf9e74a7-5ebf-4adf-b691-5d76367dea8f.png?v=1784718262</image:loc>
      <image:title>Beaker, Graduated, Plastic Tri-Stir, 400 mL (Case of 100)</image:title>
      <image:caption>Beaker, Graduated, Plastic Tri-Stir, 400 mL (Case of 100)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/beaker-graduated-plastic-tri-stir-800-ml-case-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/DYM-80097.png?v=1784718264</image:loc>
      <image:title>Beaker, Graduated, Plastic Tri-Stir, 800 mL (Case of 100)</image:title>
      <image:caption>Beaker, Graduated, Plastic Tri-Stir, 800 mL (Case of 100)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/beaker-graduated-plastic-tri-stir-1000-ml-case-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/DYM-80098.png?v=1784718265</image:loc>
      <image:title>Beaker, Graduated, Plastic Tri-Stir, 1000 mL (Case of 100)</image:title>
      <image:caption>Beaker, Graduated, Plastic Tri-Stir, 1000 mL (Case of 100)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/titration-cup-disposable-plastic-100-ml-for-mettler-dl-series-titrators</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DYM-80099.png?v=1784718266</image:loc>
      <image:title>Titration Cup, Disposable Plastic, 100 mL, for Mettler DL Series Titrators</image:title>
      <image:caption>Titration Cup, Disposable Plastic, 100 mL, for Mettler DL Series Titrators</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/dipper-hdpe-3ft-long-500-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/DYN-107075.png?v=1784718268</image:loc>
      <image:title>Dipper, HDPE, 3Ft. Long, 500 mL capacity</image:title>
      <image:caption>Dipper, HDPE, 3Ft. Long, 500 mL capacity</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/dipper-hdpe-6ft-long-500-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/DYN-107085.png?v=1784718269</image:loc>
      <image:title>Dipper, HDPE, 6Ft. Long, 500 mL capacity</image:title>
      <image:caption>Dipper, HDPE, 6Ft. Long, 500 mL capacity</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/kartell-graduated-square-bottles-hdpe-wide-mouth-2000-ml-6-pk-dynalon-201315-2000w</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DYN-201315-2000W.png?v=1784718270</image:loc>
      <image:title>Kartell Graduated Square Bottles, HDPE, Wide Mouth, 2000 mL, 6/PK, Dynalon,  201315-2000W</image:title>
      <image:caption>Kartell Graduated Square Bottles, HDPE, Wide Mouth, 2000 mL, 6/PK, Dynalon,  201315-2000W</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sample-cup-polystyrene-1-5-ml-13-mm-diameter-x-24-mm-h-for-use-in-autoanalyzers</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DYN-202114.png?v=1784718272</image:loc>
      <image:title>Sample Cup, Polystyrene, 1.5 mL, 13 mm Diameter x 24 mm H, for Use in Autoanalyzers</image:title>
      <image:caption>Sample Cup, Polystyrene, 1.5 mL, 13 mm Diameter x 24 mm H, for Use in Autoanalyzers</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/coulter-cup-polystyrene-with-polyethylene-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/DYN-202184-0001_3d9556f1-53fa-4f65-8137-12ed358447d8.png?v=1784718273</image:loc>
      <image:title>Coulter Cup, Polystyrene with Polyethylene Lid</image:title>
      <image:caption>Coulter Cup, Polystyrene with Polyethylene Lid</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/innoculating-loop-blue-polystyrene-with-needle-7-875-in-x-0-5-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/DYN-226505.png?v=1784718276</image:loc>
      <image:title>Innoculating Loop, Blue, Polystyrene, with Needle,  7.875 in. x 0.5 in.</image:title>
      <image:caption>Innoculating Loop, Blue, Polystyrene, with Needle,  7.875 in. x 0.5 in.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/innoculating-loop-natural-polystyrene-with-needle-7-625-in-x-0-25-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/DYN-226515.png?v=1784718277</image:loc>
      <image:title>Innoculating Loop, Natural, Polystyrene, with Needle,  7.625 in. x 0.25 in.</image:title>
      <image:caption>Innoculating Loop, Natural, Polystyrene, with Needle,  7.625 in. x 0.25 in.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/kartell-droppers-bellow-type-bulb-ldpe-5-ml-x-1-ml-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/DYN-262185.png?v=1784718278</image:loc>
      <image:title>Kartell Droppers, Bellow-Type Bulb, LDPE, 5 mL x 1 mL, 100/PK</image:title>
      <image:caption>Kartell Droppers, Bellow-Type Bulb, LDPE, 5 mL x 1 mL, 100/PK</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stir-bar-octagonal-ptfe-1-2-in-x-3-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/DYN-303275-0021.png?v=1784718280</image:loc>
      <image:title>Stir Bar, Octagonal, PTFE, 1/2 in. x 3 in.</image:title>
      <image:caption>Stir Bar, Octagonal, PTFE, 1/2 in. x 3 in.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/container-with-snap-cap-10-dram-1-in-w-x-1-25-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/DYN-426364-10.png?v=1784718281</image:loc>
      <image:title>Container with Snap Cap, 10 Dram, 1 in.W x 1.25 in.H</image:title>
      <image:caption>Container with Snap Cap, 10 Dram, 1 in.W x 1.25 in.H</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/container-with-snap-cap-15-dram-package-of-144</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/DYN-42636415_1e8ad854-4222-4654-b906-de64f6511584.png?v=1784718282</image:loc>
      <image:title>Container with Snap Cap, 15 Dram (Package of 144)</image:title>
      <image:caption>Container with Snap Cap, 15 Dram (Package of 144)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lab-stand-weighted-edge-with-coated-steel-rod-6-75-in-x-9-875-in-x-2-063-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/DYN-502665.png?v=1784718284</image:loc>
      <image:title>Lab Stand, Weighted Edge with Coated Steel Rod, 6.75 in. x 9.875 in. x 2.063 in.</image:title>
      <image:caption>Lab Stand, Weighted Edge with Coated Steel Rod, 6.75 in. x 9.875 in. x 2.063 in.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sterile-phosphate-buffer-water-90-ml-edge-eb9050-not-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/EDB-EB9050P_21c3382b-625f-4cbc-8587-92a9b02635a1.png?v=1784718286</image:loc>
      <image:title>Sterile Phosphate Buffer Water, 90 mL, Edge EB9050 (Not Regulated)</image:title>
      <image:caption>Sterile Phosphate Buffer Water, 90 mL, Edge EB9050 (Not Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/qualitative-filter-paper-grade-237-4-25-cm-3-0-micron-50-pk-ahlstrom-2370-0425</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/EDC-2370-0425_b019a984-f9dc-437c-a4a6-535b910ccd4a.png?v=1784718287</image:loc>
      <image:title>Qualitative Filter Paper, Grade 237, 4.25 cm, 3.0 micron, 50/PK, Ahlstrom, 2370-0425</image:title>
      <image:caption>Qualitative Filter Paper, Grade 237, 4.25 cm, 3.0 micron, 50/PK, Ahlstrom, 2370-0425</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/qualitative-filter-paper-grade-601-4-25-cm-1-5-micron-100-pk-ahstrom-6010-0425</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/EDC-6010-0475.png?v=1784718288</image:loc>
      <image:title>Qualitative Filter Paper, Grade 601, 4.25 cm, 2.5 micron, 100/PK, Ahstrom, 6010-0425</image:title>
      <image:caption>Qualitative Filter Paper, Grade 601, 4.25 cm, 2.5 micron, 100/PK, Ahstrom, 6010-0425</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/qualitative-filter-paper-retention-35-microns-filtration-speed-360-mls-min-2000-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/EDK-617-35_9b59368a-c607-4b47-aaa4-54c7bf6d5dd3.png?v=1784777928</image:loc>
      <image:title>Qualitative Filter Paper, Retention 35 microns, Filtration Speed 360 mLs/min, 2000/PK, Ahlstrom, 6170-2500 Bulk</image:title>
      <image:caption>Qualitative Filter Paper, Retention 35 microns, Filtration Speed 360 mLs/min, 2000/PK, Ahlstrom, 6170-2500 Bulk</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/general-purpose-disposable-aluminum-weighing-dishes-63-mm-id-x-71mm-od-x-11-16-in-d-1-6-g-70-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/EGL-D63-100.png?v=1784718293</image:loc>
      <image:title>General Purpose Disposable Aluminum Weighing Dishes, 63 mm ID x 71mm OD x 11/16 in. D, 1.6 g, 70 mL</image:title>
      <image:caption>General Purpose Disposable Aluminum Weighing Dishes, 63 mm ID x 71mm OD x 11/16 in. D, 1.6 g, 70 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/manganese-colorimetric-strips-for-testing-of-water-industrial-water-effluent</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/EMD-1-10080-0001.png?v=1784718294</image:loc>
      <image:title>Manganese Colorimetric Strips, for Testing of Water, Industrial Water, Effluent</image:title>
      <image:caption>Manganese Colorimetric Strips, for Testing of Water, Industrial Water, Effluent</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/epson-model-700-photo-printer-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/EPS-PHOTO700.png?v=1784718295</image:loc>
      <image:title>Epson Model 700 Photo Printer [REPRESENTATIVE IMAGE]</image:title>
      <image:caption>Epson Model 700 Photo Printer [REPRESENTATIVE IMAGE]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/culture-tubes-polystyrene-sterile-21-ml-16-x-150-mm-with-screw-cap-500-cs-222-2099-050</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/EVG-E2222099050.png?v=1784718297</image:loc>
      <image:title>Culture Tubes, Polystyrene, Sterile, 21 mL, 16 x 150 mm, with Screw Cap, 500/CS, 222-2099-050</image:title>
      <image:caption>Culture Tubes, Polystyrene, Sterile, 21 mL, 16 x 150 mm, with Screw Cap, 500/CS, 222-2099-050</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/water-sampling-lock-n-seal-vials-for-coliform-e-coli-and-wastwater-analysis-120-ml-with-pill-sterile-custody-label-seal-excel-scientific-epa-120t-83p</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/EXL-EPA120T-83P.png?v=1784718298</image:loc>
      <image:title>Water Sampling Lock-N-Seal Vials for Coliform, E. coli and Wastwater Analysis, 120 mL, with Pill, Sterile, Custody Label &amp; Seal, Excel Scientific, EPA-120T-83P</image:title>
      <image:caption>Water Sampling Lock-N-Seal Vials for Coliform, E. coli and Wastwater Analysis, 120 mL, with Pill, Sterile, Custody Label &amp; Seal, Excel Scientific, EPA-120T-83P</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lattice-microcrystalline-cellulose-binder-50-kg-dupont-nt-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/FMC-NT050_17c904c7-3c51-4bfc-a3df-a65c76f5848a.png?v=1784718300</image:loc>
      <image:title>Lattice Microcrystalline Cellulose Binder, 50 kg, Dupont, NT-50</image:title>
      <image:caption>Lattice Microcrystalline Cellulose Binder, 50 kg, Dupont, NT-50</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/preiser-free-swelling-index-fsi-furnace-115-v-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/FRS-41000A1.png?v=1784718312</image:loc>
      <image:title>Preiser Free Swelling Index (FSI) Furnace 115 V/60 Hz</image:title>
      <image:caption>Preiser Free Swelling Index (FSI) Furnace 115 V/60 Hz</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/preiser-free-swelling-index-fsi-furnace-115-v-50-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/FRS-41000A2.png?v=1784718315</image:loc>
      <image:title>Preiser Free Swelling Index (FSI) Furnace 115 V/50 Hz</image:title>
      <image:caption>Preiser Free Swelling Index (FSI) Furnace 115 V/50 Hz</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/preiser-free-swelling-index-fsi-furnace-230-v-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/FRS-41000A3_7b545c3c-1fbc-4f3b-bd6f-436ece470fb9.png?v=1784718317</image:loc>
      <image:title>Preiser Free Swelling Index (FSI) Furnace 230 V/60 Hz</image:title>
      <image:caption>Preiser Free Swelling Index (FSI) Furnace 230 V/60 Hz</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/preiser-free-swelling-index-fsi-furnace-230-v-50-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/FRS-41000A4.png?v=1784718319</image:loc>
      <image:title>Preiser Free Swelling Index (FSI) Furnace 230 V/50 Hz</image:title>
      <image:caption>Preiser Free Swelling Index (FSI) Furnace 230 V/50 Hz</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/furnace-for-free-swelling-index</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-410015A.png?v=1784718321</image:loc>
      <image:title>Furnace for Free Swelling Index</image:title>
      <image:caption>Furnace for Free Swelling Index</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/heating-element-support-for-free-swelling-index-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-410024B.png?v=1784718322</image:loc>
      <image:title>Heating Element Support for Free Swelling Index Furnace</image:title>
      <image:caption>Heating Element Support for Free Swelling Index Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/wired-clay-heating-element-for-fsi-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-410025A_092e5fe1-d94b-4cc2-8718-ab5492e01e2d.png?v=1784718324</image:loc>
      <image:title>Wired Clay Heating Element for FSI Furnace</image:title>
      <image:caption>Wired Clay Heating Element for FSI Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clay-base-unassembled-for-fsi-apparatus</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-410025R.png?v=1784718325</image:loc>
      <image:title>Clay Base, Unassembled, for FSI Apparatus</image:title>
      <image:caption>Clay Base, Unassembled, for FSI Apparatus</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/angle-bracket-for-heating-element</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-410026B.png?v=1784718326</image:loc>
      <image:title>Angle Bracket for Heating Element</image:title>
      <image:caption>Angle Bracket for Heating Element</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/heating-element-for-fsi-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-410029A.png?v=1784718328</image:loc>
      <image:title>Heating Element for FSI Furnace</image:title>
      <image:caption>Heating Element for FSI Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-cover-free-swelling-index-fsi-pierced</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-410032A.png?v=1784718330</image:loc>
      <image:title>Crucible Cover, Free Swelling Index (FSI), Pierced</image:title>
      <image:caption>Crucible Cover, Free Swelling Index (FSI), Pierced</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-cover-free-swelling-index-fsi-with-ring</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-410033A_fa366377-df3b-4d9d-8219-0bd6059154f2.png?v=1784718331</image:loc>
      <image:title>Crucible Cover, Free Swelling Index (FSI), with Ring</image:title>
      <image:caption>Crucible Cover, Free Swelling Index (FSI), with Ring</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-free-swelling-index-fsi-17ml</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-410034A_66d14d2d-fcc4-430a-adeb-66ff207a475e.png?v=1784718333</image:loc>
      <image:title>Crucible, Free Swelling Index (FSI), 17mL</image:title>
      <image:caption>Crucible, Free Swelling Index (FSI), 17mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-holder-complete-for-free-swelling-index-fsi-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-410045A.png?v=1784718335</image:loc>
      <image:title>Crucible Holder, Complete, for Free Swelling Index (FSI) Furnace</image:title>
      <image:caption>Crucible Holder, Complete, for Free Swelling Index (FSI) Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/wire-stirrup-for-free-swelling-index-fsi-crucible-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/FRS-410140A.png?v=1784718336</image:loc>
      <image:title>Wire Stirrup, for Free Swelling Index (FSI) Crucible Holder</image:title>
      <image:caption>Wire Stirrup, for Free Swelling Index (FSI) Crucible Holder</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/power-out-pcb-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/FRS-419201A.png?v=1784718338</image:loc>
      <image:title>Power Out PCB Assembly</image:title>
      <image:caption>Power Out PCB Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/time-trig-pcb-assembled-60-hz-new-style-cabinet-mounted-dial-pots</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-419301A3.png?v=1784718339</image:loc>
      <image:title>Time &amp; Trig PCB Assembled 60 Hz (New Style) Cabinet Mounted Dial Pots</image:title>
      <image:caption>Time &amp; Trig PCB Assembled 60 Hz (New Style) Cabinet Mounted Dial Pots</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/38-gm-weight-for-plastometer-head-torque-test-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/FRS-425112B_cc2d0ff0-f9ed-4081-96c1-3dfe0beb18a5.png?v=1784718341</image:loc>
      <image:title>38 gm Weight for Plastometer Head Torque Test Assembly</image:title>
      <image:caption>38 gm Weight for Plastometer Head Torque Test Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/rabble-arm-stirrer-for-old-style-frico-plastometers</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-426001B_621e953d-4023-4d5d-bda4-8cff0df95e36.png?v=1784718343</image:loc>
      <image:title>Rabble Arm Stirrer for Old Style Frico Plastometers</image:title>
      <image:caption>Rabble Arm Stirrer for Old Style Frico Plastometers</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermocouple-well-for-solder-pot-for-old-style-frico-plastometers</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-426006A.png?v=1784718344</image:loc>
      <image:title>Thermocouple Well for Solder Pot for Old Style Frico Plastometers</image:title>
      <image:caption>Thermocouple Well for Solder Pot for Old Style Frico Plastometers</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stirrer-for-solder-pot-for-old-style-frico-plastometers</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-426007A_2e1bb776-a5d3-4c01-9222-909f2515da00.png?v=1784718346</image:loc>
      <image:title>Stirrer for Solder Pot for Old Style Frico Plastometers</image:title>
      <image:caption>Stirrer for Solder Pot for Old Style Frico Plastometers</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/driven-pulley-for-stirrer-for-solder-pot-for-old-style-frico-plastometers</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-426008A_a9edb5fa-6738-451b-bf43-e88252607055.png?v=1784718347</image:loc>
      <image:title>Driven Pulley for Stirrer for Solder Pot for Old Style Frico Plastometers</image:title>
      <image:caption>Driven Pulley for Stirrer for Solder Pot for Old Style Frico Plastometers</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/retort-for-old-style-frico-plastometer</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-426011B.png?v=1784718349</image:loc>
      <image:title>Retort for Old Style Frico Plastometer</image:title>
      <image:caption>Retort for Old Style Frico Plastometer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/reinforcement-ring-for-old-style-frico-plastometer</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-426012B.png?v=1784718350</image:loc>
      <image:title>Reinforcement Ring for Old Style Frico Plastometer</image:title>
      <image:caption>Reinforcement Ring for Old Style Frico Plastometer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/gas-vent-tube-for-old-style-frico-plastometer</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-426013B.png?v=1784718351</image:loc>
      <image:title>Gas Vent Tube for Old Style Frico Plastometer</image:title>
      <image:caption>Gas Vent Tube for Old Style Frico Plastometer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stirrer-guide-sleeve-for-plastometer-stirring-shaft-z672-part-of-sample-containment-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/FRS-426014B_338f8e2e-cb74-4958-9078-b47bee089e98.png?v=1784718353</image:loc>
      <image:title>Stirrer Guide Sleeve for Plastometer Stirring Shaft (Z672), Part of Sample Containment Assembly</image:title>
      <image:caption>Stirrer Guide Sleeve for Plastometer Stirring Shaft (Z672), Part of Sample Containment Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/crucible-and-cover-for-old-style-frico-plastometer</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-426023B_5ed53b6f-eaec-4955-817e-b0e5d6b90bab.png?v=1784718354</image:loc>
      <image:title>Crucible and Cover for Old Style Frico Plastometer</image:title>
      <image:caption>Crucible and Cover for Old Style Frico Plastometer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/centering-washer-for-barrel-z672-for-preiser-plastometer-part-of-sample-containment-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/FRS-426549B_94e434e4-cce5-4635-a7ed-5a2ef4c2d336.png?v=1784718355</image:loc>
      <image:title>Centering Washer for Barrel (Z672) for Preiser Plastometer, Part of Sample Containment Assembly</image:title>
      <image:caption>Centering Washer for Barrel (Z672) for Preiser Plastometer, Part of Sample Containment Assembly</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tube-with-set-screw-plug-for-old-style-frico-dilatometer</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-430001A.png?v=1784718357</image:loc>
      <image:title>Tube with Set Screw Plug for Old Style Frico Dilatometer</image:title>
      <image:caption>Tube with Set Screw Plug for Old Style Frico Dilatometer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/piston-for-old-style-frico-dilatometer</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-430002A.png?v=1784718358</image:loc>
      <image:title>Piston for Old Style Frico Dilatometer</image:title>
      <image:caption>Piston for Old Style Frico Dilatometer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cleaning-brush-rod-for-dilatometer-sample-tubes</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-430019A.png?v=1784718360</image:loc>
      <image:title>Cleaning Brush Rod for Dilatometer Sample Tubes</image:title>
      <image:caption>Cleaning Brush Rod for Dilatometer Sample Tubes</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cleaning-brush-for-dilatometer-barrel-tube-427343</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-430020B_269851c1-ee6c-4163-a409-947229c022c0.png?v=1784718361</image:loc>
      <image:title>Cleaning Brush for Dilatometer Barrel Tube, 427343</image:title>
      <image:caption>Cleaning Brush for Dilatometer Barrel Tube, 427343</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ejector-piston-for-old-style-frico-dilatometer</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-433309B.png?v=1784718364</image:loc>
      <image:title>Ejector Piston for Old Style Frico Dilatometer</image:title>
      <image:caption>Ejector Piston for Old Style Frico Dilatometer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/funnel-and-guide-for-old-style-frico-dilatometer</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-433323B_3e2bdeb9-860d-49f5-b96d-3e7c26628c9f.png?v=1784718365</image:loc>
      <image:title>Funnel and Guide for Old Style Frico Dilatometer</image:title>
      <image:caption>Funnel and Guide for Old Style Frico Dilatometer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hand-packing-ram-long-for-old-style-frico-dilatometer</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-433464A.png?v=1784718367</image:loc>
      <image:title>Hand Packing Ram, Long for Old Style Frico Dilatometer</image:title>
      <image:caption>Hand Packing Ram, Long for Old Style Frico Dilatometer</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/long-hook-for-suspending-samples-in-a-volatile-matter-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440100A.png?v=1784718368</image:loc>
      <image:title>Long Hook for Suspending Samples in a Volatile Matter Furnace</image:title>
      <image:caption>Long Hook for Suspending Samples in a Volatile Matter Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/short-hook-for-suspending-samples-in-a-volatile-matter-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440105A_6e0524f3-fefd-425f-b928-895fd2beade5.png?v=1785287123</image:loc>
      <image:title>Short Hook for Suspending Samples in a Volatile Matter Furnace</image:title>
      <image:caption>Short Hook for Suspending Samples in a Volatile Matter Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/straight-suspension-shaft-for-lowering-samples-into-a-volatile-matter-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440115A.png?v=1784718371</image:loc>
      <image:title>Straight Suspension Shaft for Lowering Samples into a Volatile Matter Furnace</image:title>
      <image:caption>Straight Suspension Shaft for Lowering Samples into a Volatile Matter Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/6-place-crucible-holder-for-lowering-samples-into-a-volatile-matter-furnace</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440120A.png?v=1785287125</image:loc>
      <image:title>6-Place Crucible Holder for lowering samples into a Volatile Matter Furnace</image:title>
      <image:caption>6-Place Crucible Holder for lowering samples into a Volatile Matter Furnace</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/preiser-rotary-sample-divider-230-v-60-hz-6-2-a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440748A-01.png?v=1784718375</image:loc>
      <image:title>Preiser Rotary Sample Divider 230 V/60 Hz/6.2 A</image:title>
      <image:caption>Preiser Rotary Sample Divider 230 V/60 Hz/6.2 A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/preiser-rotary-sample-divider-230-v-50-hz-6-2-a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440749A.png?v=1784718378</image:loc>
      <image:title>Preiser Rotary Sample Divider 230 V/50 Hz/6.2 A</image:title>
      <image:caption>Preiser Rotary Sample Divider 230 V/50 Hz/6.2 A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/preiser-rotary-sample-divider-115-v-60-hz-12-4-a</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440750A.png?v=1784718381</image:loc>
      <image:title>Preiser Rotary Sample Divider 115 V/60 Hz/12.4 A</image:title>
      <image:caption>Preiser Rotary Sample Divider 115 V/60 Hz/12.4 A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/switch-for-rotary-sample-divider-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/FRS-440750B_0cdf6b0e-76f0-4103-8782-2d37368f3012.png?v=1784718382</image:loc>
      <image:title>Switch for Rotary Sample Divider [Representative Image]</image:title>
      <image:caption>Switch for Rotary Sample Divider [Representative Image]</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/control-switch-for-rotary-sample-divider-motor</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440759B.png?v=1784718384</image:loc>
      <image:title>Control Switch for Rotary Sample Divider Motor</image:title>
      <image:caption>Control Switch for Rotary Sample Divider Motor</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/1-4-segment-container-for-rotary-sample-divider</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440761B_7b742a85-c402-4590-80ce-ab94323d3056.png?v=1784718385</image:loc>
      <image:title>1/4 Segment Container for Rotary Sample Divider</image:title>
      <image:caption>1/4 Segment Container for Rotary Sample Divider</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/1-8-segment-container-for-rotary-sample-divider</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440762B_717f9a1b-ba04-47d4-9844-bda37d026ed7.png?v=1784718387</image:loc>
      <image:title>1/8 Segment Container for Rotary Sample Divider</image:title>
      <image:caption>1/8 Segment Container for Rotary Sample Divider</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/1-16-segment-container-for-rotary-sample-divider</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440763B.png?v=1784718388</image:loc>
      <image:title>1/16 Segment Container for Rotary Sample Divider</image:title>
      <image:caption>1/16 Segment Container for Rotary Sample Divider</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/u-covers-for-rotary-sample-dividers-to-cover-top-edges-of-adjoining-segment-containers</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440765B_cd503bdb-8649-4461-bef5-7396337eeae6.png?v=1784718389</image:loc>
      <image:title>U Covers for Rotary Sample Dividers, to Cover Top Edges of Adjoining Segment Containers</image:title>
      <image:caption>U Covers for Rotary Sample Dividers, to Cover Top Edges of Adjoining Segment Containers</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cover-for-rotary-sample-divider-feed-hopper</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440766B_6a77c425-0dc4-4578-aa6a-e0bdb4271b64.png?v=1784718391</image:loc>
      <image:title>Cover for Rotary Sample Divider Feed Hopper</image:title>
      <image:caption>Cover for Rotary Sample Divider Feed Hopper</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/clamshell-assembly-for-rotary-sample-divider</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440767B.png?v=1784718392</image:loc>
      <image:title>Clamshell Assembly for Rotary Sample Divider</image:title>
      <image:caption>Clamshell Assembly for Rotary Sample Divider</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/overflow-pan-for-rotary-sample-divider</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440769B.png?v=1784718394</image:loc>
      <image:title>Overflow Pan for Rotary Sample Divider</image:title>
      <image:caption>Overflow Pan for Rotary Sample Divider</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nsf-listed-plate-caster-for-rotary-sample-divider-1ukr9</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440780B_5623f7e1-f6da-4c6b-b668-1931d3b3cf2d.png?v=1784718395</image:loc>
      <image:title>NSF- Listed Plate Caster for Rotary Sample Divider, 1UKR9</image:title>
      <image:caption>NSF- Listed Plate Caster for Rotary Sample Divider, 1UKR9</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/rotary-sample-divider-vibratory-feeder-with-6-x-18-in-stainless-steel-trough-6-159278-g</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440790B.png?v=1784718396</image:loc>
      <image:title>Rotary Sample Divider Vibratory Feeder with 6 x 18 in. Stainless Steel Trough, 6.159278-G</image:title>
      <image:caption>Rotary Sample Divider Vibratory Feeder with 6 x 18 in. Stainless Steel Trough, 6.159278-G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/rotary-sample-divider-controller-for-vibratory-feeder-115-v-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/FRS-440795B.png?v=1784718399</image:loc>
      <image:title>Rotary Sample Divider Controller for Vibratory Feeder, 115 V/60 Hz</image:title>
      <image:caption>Rotary Sample Divider Controller for Vibratory Feeder, 115 V/60 Hz</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sample-crucibles-for-parr-combustion-bomb-calorimeters</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-440900B_56d29e7f-7dbb-41c7-bef4-c5fd32e99290.png?v=1784718400</image:loc>
      <image:title>Sample Crucibles for Parr Combustion Bomb Calorimeters</image:title>
      <image:caption>Sample Crucibles for Parr Combustion Bomb Calorimeters</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/preiser-portable-temperature-probe-reading-0-to-750-degree-c-nine-volt-battery-for-500-hour-life-9-ft-with-3-sensors</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-442250A_46b64564-1aba-48c9-92b3-8ff0e660111a.png?v=1784718402</image:loc>
      <image:title>Preiser Portable Temperature Probe, Reading 0 to 750 degree C, Nine Volt Battery for 500 hour life, 9 ft. with 3 Sensors</image:title>
      <image:caption>Preiser Portable Temperature Probe, Reading 0 to 750 degree C, Nine Volt Battery for 500 hour life, 9 ft. with 3 Sensors</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thermocouple-type-k-for-arnu-b-c</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-450050B.png?v=1784718403</image:loc>
      <image:title>Thermocouple, Type K for Arnu B/C</image:title>
      <image:caption>Thermocouple, Type K for Arnu B/C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/radial-deep-groove-ball-bearing-round-bore-0-2500-in-id-0-6250-in-od-0-2813-in-width-double-shielded-c0-internal-clearance</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-600000B.png?v=1784718404</image:loc>
      <image:title>Radial/Deep Groove Ball Bearing - Round Bore, 0.2500 in ID, 0.6250 in OD, 0.2813 in Width, Double Shielded, C0 Internal Clearance</image:title>
      <image:caption>Radial/Deep Groove Ball Bearing - Round Bore, 0.2500 in ID, 0.6250 in OD, 0.2813 in Width, Double Shielded, C0 Internal Clearance</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/fuse-holder-panel-mount-250-v-20-a-solder-lug-fluted-knob</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-620011B.png?v=1784718406</image:loc>
      <image:title>Fuse Holder, Panel Mount, 250 V, 20 A, Solder Lug, Fluted Knob</image:title>
      <image:caption>Fuse Holder, Panel Mount, 250 V, 20 A, Solder Lug, Fluted Knob</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/fuse-cartridge-fast-acting-8-a-250-v</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-630003B_0263ceb1-c72c-4d79-9ef1-415f73ed3343.png?v=1784718407</image:loc>
      <image:title>Fuse, Cartridge, Fast Acting, 8 A, 250 V</image:title>
      <image:caption>Fuse, Cartridge, Fast Acting, 8 A, 250 V</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/fuse-cartridge-time-delay-500-ma-250-v-slo-blow</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-630025B.png?v=1784718409</image:loc>
      <image:title>Fuse, Cartridge, Time Delay, 500 mA, 250 V (Slo-Blow)</image:title>
      <image:caption>Fuse, Cartridge, Time Delay, 500 mA, 250 V (Slo-Blow)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/motor-1800-rpm-60-hz-1500-rpm-50-hz-plastometer-drive-model-709-kci-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/FRS-650005B.png?v=1784718410</image:loc>
      <image:title>Motor, 1800 rpm/60 Hz, 1500 rpm/50 Hz Plastometer Drive, Model 709/KCI-24</image:title>
      <image:caption>Motor, 1800 rpm/60 Hz, 1500 rpm/50 Hz Plastometer Drive, Model 709/KCI-24</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ceramic-fiber-wool-insulation-blanket-for-furnaces-1-in-thick-ea-1-sq-ft-mcmaster-carr-93315k54</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-660541B.png?v=1784718412</image:loc>
      <image:title>Ceramic Fiber Wool Insulation Blanket for Furnaces, 1 in. Thick; EA = 1 Sq. Ft., McMaster-Carr, 93315K54</image:title>
      <image:caption>Ceramic Fiber Wool Insulation Blanket for Furnaces, 1 in. Thick; EA = 1 Sq. Ft., McMaster-Carr, 93315K54</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/neon-indicator-non-relampable-125-v-solder-terminal-white-7-9-mm-round-with-flat-top</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/FRS-790552B.png?v=1784718413</image:loc>
      <image:title>Neon Indicator, Non Relampable, 125 V, Solder Terminal, White, 7.9 mm, Round with Flat Top</image:title>
      <image:caption>Neon Indicator, Non Relampable, 125 V, Solder Terminal, White, 7.9 mm, Round with Flat Top</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/power-hook-up-leads-standard-ceramic-beads</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Power Hook-Up Leads, Standard Ceramic Beads</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/1-4-in-stainless-steel-extra-wide-heavy-duty-hex-nut-20-thread-size</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stainless-steel-flat-washer-for-1-4-in-screw-0-281-in-i-d-0-625-in-o-d</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Stainless Steel Flat Washer for 1/4 in. Screw; 0.281 in. I.D, 0.625 in. O.D.</image:caption>
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  <url>
    <loc>https://preiser.com/products/apron-resin-brown-46-in-l-x-36-in-w</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Apron, Resin, Brown, 46 in. L x 36 in. W</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/fisherbrand-qualitative-grade-plain-filter-paper-circles-p8-grade-7-cm-100-pk</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Fisherbrand Qualitative Grade Plain Filter Paper Circles - P8 Grade, 7 cm, 100/PK</image:caption>
    </image:image>
  </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>Fisher 09-795H Qualitative Grade Plain Filter Paper, P-8 Grade, 20.5 cm Diameter Circles</image:title>
      <image:caption>Fisher 09-795H Qualitative Grade Plain Filter Paper, P-8 Grade, 20.5 cm Diameter Circles</image:caption>
    </image:image>
  </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:caption>Stainless Steel Rack for Quartz Crucibles for Isotemp Furnaces, up to 42 - 25 mm Diameter Crucibles</image:caption>
    </image:image>
  </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:caption>Autoclave Wrap, Steri-Wrap (Registered) III, Blue, 45 in. x 45 in., 100/CS, Propper Manufacturing Co, 31304510</image:caption>
    </image:image>
  </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>Fisherbrand Accumet Liquid-Filled pH/ATC Epoxy Body Combination Electrodes - Mercury-Free</image:title>
      <image:caption>Fisherbrand Accumet Liquid-Filled pH/ATC Epoxy Body Combination Electrodes - Mercury-Free</image:caption>
    </image:image>
  </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>Fisherbrand Accumet Temperature-Compensated Two-Cell Conductivity Probes - Mercury - Free</image:title>
      <image:caption>Fisherbrand Accumet Temperature-Compensated Two-Cell Conductivity Probes - Mercury - Free</image:caption>
    </image:image>
  </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>Accumet pH Electrode, Single Junction with Ag/AgCl Reference, Glass, Refillable, BNC Connector, 30 in. Cable, 13-620-285</image:title>
      <image:caption>Accumet pH Electrode, Single Junction with Ag/AgCl Reference, Glass, Refillable, BNC Connector, 30 in. Cable, 13-620-285</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Pump Tubing, Two-Stop, PVC, Color Coded, Orange/Yellow, 0.51 mm Inside Diameter x 41 cm Length, STERILE</image:caption>
    </image:image>
  </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>Pump Tubing, Two-Stop, PVC, Color Coded, Green/Green, 1.85 mm I.D.</image:title>
      <image:caption>Pump Tubing, Two-Stop, PVC, Color Coded, Green/Green, 1.85 mm I.D.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pump-tubing-two-stop-pvc-color-coded-purple-purple-2-06-mm-i-d</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Pump Tubing, Two-Stop, PVC, Color Coded, Purple/Purple, 2.06 mm I.D.</image:title>
      <image:caption>Pump Tubing, Two-Stop, PVC, Color Coded, Purple/Purple, 2.06 mm I.D.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/manifold-tubing-pvc-two-stop-2-29-mm-i-d-x-41-mm-length-color-coded-purple-black-sterile</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Manifold Tubing, PVC, Two-Stop, 2.29 mm I.D x 41 mm Length, Color-Coded, Purple-Black, STERILE</image:title>
      <image:caption>Manifold Tubing, PVC, Two-Stop, 2.29 mm I.D x 41 mm Length, Color-Coded, Purple-Black, STERILE</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/national-marker-vinyl-write-on-hmig-labels-6-in-x-4-in-10-pk-hm25</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>National Marker Vinyl Write-On HMIG Labels, 6 in.x 4 in. 10/PK, HM25</image:title>
      <image:caption>National Marker Vinyl Write-On HMIG Labels, 6 in.x 4 in. 10/PK, HM25</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/national-marker-paper-write-on-hmig-labels-4-in-x-4-in-250-pk-1</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>National Marker Paper Write-On HMIG Labels, 4 in. x 4 in. 250/PK</image:title>
      <image:caption>National Marker Paper Write-On HMIG Labels, 4 in. x 4 in. 250/PK</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/justrite-filter-replacement-combination-coalescing-carbon-filter</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>JUSTRITE Filter Replacement, Combination, Coalescing Carbon Filter</image:title>
      <image:caption>JUSTRITE Filter Replacement, Combination, Coalescing Carbon Filter</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/pipettor-tips-finn-tip-polypropylene-disposable-2-10-ml</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Pipettor Tips, Finn-Tip, Polypropylene, Disposable, 2-10 mL</image:title>
      <image:caption>Pipettor Tips, Finn-Tip, Polypropylene, Disposable, 2-10 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/methanol-methyl-alcohol-20-l</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Methanol (Methyl Alcohol), 20 L</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/methanol-hplc-4-l-amber-bottle-case-of-4-bottles-3-un1230-pgii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Methanol, HPLC, 4 L Amber Bottle (Case of 4 Bottles), Fisherbrand, A452-4</image:caption>
    </image:image>
  </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:caption>Vials, 25 x 95 mm, Narrow, Polypropylene,  Virtually Unbreakable, Scratch and Mar Resistant</image:caption>
    </image:image>
  </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:caption>pH Indicator Solution, Universal, Rapid Determinations, with Color Chart, for pH Determinations from 4.0-10.0 (3, UN1987, P.G. III)</image:caption>
    </image:image>
  </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>Heating Mantle with Power Controller for 1 L Round-Bottom Flask, 115 V, Glas-Col, 100D TM108PL</image:title>
      <image:caption>Heating Mantle with Power Controller for 1 L Round-Bottom Flask, 115 V, Glas-Col, 100D TM108PL</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:title>Gast Replacement Cartridge Filter Element</image:title>
      <image:caption>Gast Replacement Cartridge Filter Element</image:caption>
    </image:image>
  </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:caption>Sodium Acetate, Anhydrous, ACS Reagent Grade, 500 g, GFS Chemicals, 66391</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:title>Sodium Bisulfate, Monohydrate Reagent, 10 kg, GFS Chemicals, 66653</image:title>
      <image:caption>Sodium Bisulfate, Monohydrate Reagent, 10 kg, GFS Chemicals, 66653</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Sodium Bisulfate, Monohydrate, Reagent, 2.5 kg Bottle, 66652</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Sodium Chlorate, ACS Grade Reagent, 500 g, 66781</image:caption>
    </image:image>
  </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>Sodium Molybdate, Dihydrate, ACS Reagent, 100 g,  (Non-Regulated)</image:title>
      <image:caption>Sodium Molybdate, Dihydrate, ACS Reagent, 100 g,  (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
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    <changefreq>daily</changefreq>
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      <image:caption>Sodium Phosphate, Tribasic Dodecahydrate ACS Grade, 10 kg, GFS Chemicals, 69233</image:caption>
    </image:image>
  </url>
  <url>
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      <image:title>Sodium Phosphate, Tribasic Dodecahydrate ACS Grade, 2.5 kg, GFS Chemicals, 69232</image:title>
      <image:caption>Sodium Phosphate, Tribasic Dodecahydrate ACS Grade, 2.5 kg, GFS Chemicals, 69232</image:caption>
    </image:image>
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  <url>
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  </url>
  <url>
    <loc>https://preiser.com/products/sodium-salicylate-reagent-grade-10-kg-gfs-chemicals-69263</loc>
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    <changefreq>daily</changefreq>
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  </url>
  <url>
    <loc>https://preiser.com/products/sucrose-reagent-acs-500-grams-ea-non-regulated</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/GFS-1044-09_566065dc-8903-4f33-aca2-89c25c0ece7e.png?v=1784718476</image:loc>
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      <image:caption>Sucrose, Reagent (ACS) 500 Grams EA, (Non-Regulated)</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/GFS-1045-07.png?v=1785287126</image:loc>
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      <image:caption>Sulfanilamide, Reagent, 100 g, GFS Chemicals, 71081</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/sulfanilamide-acs-reagent-sold-by-each-each-500-grams-bottle-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/GFS-1045-09_85601ac1-9b33-406a-bd56-74ab606f1521.png?v=1784718480</image:loc>
      <image:title>Sulfanilamide, ACS Reagent (Sold by Each / Each = 500 Grams Bottle) (Non-Regulated)</image:title>
      <image:caption>Sulfanilamide, ACS Reagent (Sold by Each / Each = 500 Grams Bottle) (Non-Regulated)</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/GFS-1077-09_d8422015-f175-40f7-9e4d-3ddb5ae4ff52.png?v=1784718484</image:loc>
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      <image:caption>Resorcinol, ACS Reagent Grade, 500 g, GFS Chemicals, 63452</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sulfurous-acid-6-reagent-500-ml8-un1833-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1109-500ML_6a4b06ef-b304-445b-9faa-b9dd103d70dc.png?v=1784718487</image:loc>
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      <image:caption>Sulfurous Acid, 6%, Reagent, 500 mL(8, UN1833, P.G. II)</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/GFS-1160-2_5L_e8414c19-e27c-400a-ae89-a791e923cfcb.png?v=1784718488</image:loc>
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      <image:caption>Hydrazine, Monohydrate, ACS Reagent Grade, 2.5 L Bottle, GFS Chemicals, 42814</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/GFS-1186-01_edbe1216-a857-465a-9768-bb275612035f.png?v=1784718490</image:loc>
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      <image:caption>Potassium Permanganate Solution, 0.1 N, 4 L, GFS Chemicals, 61611</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/GFS-1204-29_f6151399-5e2e-4c5c-b464-8091d66efdcc.png?v=1784718493</image:loc>
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      <image:caption>Tetramethylammonium Hydroxide, 25% Solution in Water, (8, UN1835, P.G. II)</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/GFS-1206-09.png?v=1784718495</image:loc>
      <image:title>Zinc Acetate, Dihydrate Reagent (Bottle of 500 Grams)</image:title>
      <image:caption>Zinc Acetate, Dihydrate Reagent (Bottle of 500 Grams)</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/GFS-1207-09_17d3ef5c-1ff0-4e07-9243-a039bcebd187.png?v=1784718497</image:loc>
      <image:title>Zinc Bromide Reagent, 500 g, GFS Chemicals, 77612</image:title>
      <image:caption>Zinc Bromide Reagent, 500 g, GFS Chemicals, 77612</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrofluoric-acid-veritas-double-distilled-1-l-bottle-gfs-chemicals-43943</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1229-1L_66cea047-ec56-4292-a3c9-2fb28b73a318.png?v=1784718499</image:loc>
      <image:title>Hydrofluoric Acid, Veritas Double Distilled, 1 L Bottle, GFS Chemicals, 43943</image:title>
      <image:caption>Hydrofluoric Acid, Veritas Double Distilled, 1 L Bottle, GFS Chemicals, 43943</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hexane-pesticide-distilled-in-glass-1-l-bottle-3-un1208-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1231-1L.png?v=1784718500</image:loc>
      <image:title>Hexane, Pesticide (Distilled in Glass) 1 L Bottle (3, UN1208, P.G. II)</image:title>
      <image:caption>Hexane, Pesticide (Distilled in Glass) 1 L Bottle (3, UN1208, P.G. II)</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/GFS-1231-4L.png?v=1784718502</image:loc>
      <image:title>Hexane, Pesticide (Distilled in Glass) 4 L Bottle (Case of 4 Bottles) (3, UN1208, P.G. II)</image:title>
      <image:caption>Hexane, Pesticide (Distilled in Glass) 4 L Bottle (Case of 4 Bottles) (3, UN1208, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/boric-acid-acs-reagent-sold-by-each-each-500-grams-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/GFS-1332-09_d004475a-9e13-4e71-a361-b0b715865d7e.png?v=1785287128</image:loc>
      <image:title>Boric Acid, ACS Reagent (Sold by Each / Each = 500 Grams) (Non-Regulated)</image:title>
      <image:caption>Boric Acid, ACS Reagent (Sold by Each / Each = 500 Grams) (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/cadmium-carbonate-99-995-25-g-bottle-18751-6-1-un2570-p-g-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/GFS-1334-05_7fbd7074-b23e-4edb-a511-e264cd1c3a9d.png?v=1784718505</image:loc>
      <image:title>Cadmium Carbonate, 99.995%, 25 g Bottle, 18751 (6.1, UN2570, P.G. III)</image:title>
      <image:caption>Cadmium Carbonate, 99.995%, 25 g Bottle, 18751 (6.1, UN2570, P.G. III)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tributyl-phosphate-98-1-l-gfs-chemicals-13572</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-135-72.png?v=1784718507</image:loc>
      <image:title>Tributyl Phosphate, 98+%, 1 L, GFS Chemicals, 13572</image:title>
      <image:caption>Tributyl Phosphate, 98+%, 1 L, GFS Chemicals, 13572</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/amyl-acetate-500-ml-gfs-chemicals-13501</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>Amyl Acetate, 500 mL, GFS Chemicals, 13501</image:title>
      <image:caption>Amyl Acetate, 500 mL, GFS Chemicals, 13501</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:title>Hydroxylammonium Chloride, (Hydroxylamine Hydrochloride), ACS Reagent Grade, Low Mercury, 100 g, GFS Chemicals, 44651</image:title>
      <image:caption>Hydroxylammonium Chloride, (Hydroxylamine Hydrochloride), ACS Reagent Grade, Low Mercury, 100 g, GFS Chemicals, 44651</image:caption>
    </image:image>
  </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>Hydroxylammonium Chloride, (Hydroxylamine Hydrochloride), ACS Reagent Grade, Low Mercury, 500 g, GFS Chemicals, 44652</image:title>
      <image:caption>Hydroxylammonium Chloride, (Hydroxylamine Hydrochloride), ACS Reagent Grade, Low Mercury, 500 g, GFS Chemicals, 44652</image:caption>
    </image:image>
  </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>Hydroxylammonium Chloride, (Hydroxylamine Hydrochloride) ACS Reagent Grade, Low Mercury, 2.5 kg, GFS Chemicals, 44653</image:title>
      <image:caption>Hydroxylammonium Chloride, (Hydroxylamine Hydrochloride) ACS Reagent Grade, Low Mercury, 2.5 kg, GFS Chemicals, 44653</image:caption>
    </image:image>
  </url>
  <url>
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    <changefreq>daily</changefreq>
    <image:image>
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      <image:caption>Sodium Borohydride, Granular, ACS Grade Reagent, 500 g, GFS Chemicals, 66542</image:caption>
    </image:image>
  </url>
  <url>
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      <image:caption>Cadmium, Metal, 20-60 Mesh, Granular, 100 g, GFS Chemicals, 18591</image:caption>
    </image:image>
  </url>
  <url>
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    <changefreq>daily</changefreq>
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      <image:caption>Aluminum ICP Standard Solution, 1000 ppm, 100 mL Bottle, 22000, (8, UN3264, P.G. III)</image:caption>
    </image:image>
  </url>
  <url>
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      <image:caption>Antimony (Sb) ICP Standard, 1000 ppm in HCl, 100 mL, GFS Chemicals, 22020</image:caption>
    </image:image>
  </url>
  <url>
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      <image:caption>Arsenic ICP Standard 1000 ppm, 100 mL, GFS Chemicals, 22040</image:caption>
    </image:image>
  </url>
  <url>
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      <image:title>Beryllium ICP Standard, 1000 ppm, 100 mL</image:title>
      <image:caption>Beryllium ICP Standard, 1000 ppm, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
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      <image:title>Boron ICP Standard Solution. 1000 ppm  100 mL, GFS Chemicals, 22120</image:title>
      <image:caption>Boron ICP Standard Solution. 1000 ppm  100 mL, GFS Chemicals, 22120</image:caption>
    </image:image>
  </url>
  <url>
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      <image:title>Cadmium ICP Standard. 1000 ppm, 100 mL</image:title>
      <image:caption>Cadmium ICP Standard. 1000 ppm, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
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      <image:title>Calcium ICP Standard Solution, 1000 ppm, 100 mL Bottle, 22160 (8, UN3264, P.G. III)</image:title>
      <image:caption>Calcium ICP Standard Solution, 1000 ppm, 100 mL Bottle, 22160 (8, UN3264, P.G. III)</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/GFS-1720-41.png?v=1784718536</image:loc>
      <image:title>Cerium ICP Standard, 1000 ppm, 100 mL, 22200</image:title>
      <image:caption>Cerium ICP Standard, 1000 ppm, 100 mL, 22200</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chromium-10-000-ppm-icp-standard-500-ml-bottle-22252-8-un3264-p-g-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/GFS-1725-29_7cea83da-2ef4-409f-b887-bb9b18fea583.png?v=1784718538</image:loc>
      <image:title>Chromium, 10,000 ppm ICP Standard, 500 mL Bottle, 22252, (8, UN3264, P.G. III)</image:title>
      <image:caption>Chromium, 10,000 ppm ICP Standard, 500 mL Bottle, 22252, (8, UN3264, P.G. III)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/germanium-1000-ppm-icp-standard-solution-100-ml-gfs-chemicals-22400</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1740-41_7dd000c5-6931-4fb3-b033-b3f4abdbb433.png?v=1784718540</image:loc>
      <image:title>Germanium, 1000 ppm ICP Standard Solution, 100 mL, GFS Chemicals, 22400</image:title>
      <image:caption>Germanium, 1000 ppm ICP Standard Solution, 100 mL, GFS Chemicals, 22400</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hafnium-1-000-ppm-icp-standard-solution-100-ml-22440</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1744-41_15cdddf8-95c8-407b-99ce-e5854e1466d1.png?v=1784718542</image:loc>
      <image:title>Hafnium 1,000 ppm ICP Standard Solution, 100 mL, 22440</image:title>
      <image:caption>Hafnium 1,000 ppm ICP Standard Solution, 100 mL, 22440</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/iron-icp-standard-solution-1000-ppm-100-ml-bottle-22520-8-un3264-p-g-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/GFS-1752-41_16e4b986-6db5-4f66-a5ff-a29889739ccc.png?v=1784718544</image:loc>
      <image:title>Iron ICP Standard Solution, 1000 ppm, 100 mL Bottle, 22520 (8, UN3264, P.G. III)</image:title>
      <image:caption>Iron ICP Standard Solution, 1000 ppm, 100 mL Bottle, 22520 (8, UN3264, P.G. III)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/iron-10-000-ppm-icp-standard-solution-500-ml-bottle-22532</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1753-29.png?v=1784718546</image:loc>
      <image:title>Iron, 10,000 ppm ICP Standard Solution, 500 mL Bottle, 22532</image:title>
      <image:caption>Iron, 10,000 ppm ICP Standard Solution, 500 mL Bottle, 22532</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lead-icp-standard-1000-ppm-100-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/GFS-1756-41_4349d2ff-fa28-49a4-92f5-51016f5ed354.png?v=1784718548</image:loc>
      <image:title>Lead ICP Standard, 1000 ppm, 100 mL</image:title>
      <image:caption>Lead ICP Standard, 1000 ppm, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/nickel-10-000-ppm-icp-standard-solution-500-ml-22732-8-un3264-p-g-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/GFS-1773-29_31b464af-8874-4b32-b86f-9edbe296d6ee.png?v=1784718550</image:loc>
      <image:title>Nickel, 10,000 ppm ICP Standard Solution, 500 mL, 22732 (8, UN3264, P.G. III)</image:title>
      <image:caption>Nickel, 10,000 ppm ICP Standard Solution, 500 mL, 22732 (8, UN3264, P.G. III)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/scandium-1-000-ppm-icp-standard-solution-100-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/GFS-1797-41_28d9597e-4ee0-4d5d-989d-a25cc09f4a42.png?v=1784718551</image:loc>
      <image:title>Scandium, 1,000 ppm ICP Standard Solution, 100 mL</image:title>
      <image:caption>Scandium, 1,000 ppm ICP Standard Solution, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/silicon-icp-standard-solution-1000-ppm-sold-by-each-each-100-ml-8-un3264-p-g-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/GFS-1801-41.png?v=1784718553</image:loc>
      <image:title>Silicon ICP Standard Solution, 1000 ppm (Sold by Each / Each = 100 mL) (8, UN3264, P.G. III)</image:title>
      <image:caption>Silicon ICP Standard Solution, 1000 ppm (Sold by Each / Each = 100 mL) (8, UN3264, P.G. III)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/silver-icp-standard-solution-1000-ppm-100-ml-bottle-23030-8-un3264-p-g-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/GFS-1803-41_e0dc8483-5e98-49ce-b906-acbe100dbb46.png?v=1784718555</image:loc>
      <image:title>Silver ICP Standard Solution, 1000 ppm, 100 mL Bottle, 23030 (8, UN3264, P.G. III)</image:title>
      <image:caption>Silver ICP Standard Solution, 1000 ppm, 100 mL Bottle, 23030 (8, UN3264, P.G. III)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sulfur-icp-standard-solution-1000-ppm-100-ml-gfs-chemicals-23090</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1809-41_de403f0d-e56c-4090-8532-216a1427fff1.png?v=1784718556</image:loc>
      <image:title>Sulfur ICP Standard Solution, 1000 ppm, 100 mL, GFS Chemicals, 23090</image:title>
      <image:caption>Sulfur ICP Standard Solution, 1000 ppm, 100 mL, GFS Chemicals, 23090</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/thallium-icp-standard-solution-1000-ppm-8-un3264-p-g-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/GFS-1817-41.png?v=1784718558</image:loc>
      <image:title>Thallium ICP Standard Solution, 1000 ppm (8, UN3264, P.G. III)</image:title>
      <image:caption>Thallium ICP Standard Solution, 1000 ppm (8, UN3264, P.G. III)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/titanium-icp-standard-solution-1000-ppm-100-ml-gfs-chemicals-23250</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1825-41_d915f587-1485-4440-a2af-c7ca2653ee5d.png?v=1784718560</image:loc>
      <image:title>Titanium ICP Standard Solution, 1000 ppm, 100 mL, GFS Chemicals, 23250</image:title>
      <image:caption>Titanium ICP Standard Solution, 1000 ppm, 100 mL, GFS Chemicals, 23250</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tungsten-1-000-ppm-icp-standard-solution-500-ml-23272-8-un3264-p-g-ii</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1827-29_5f125106-af82-488a-812d-59946cef6e12.png?v=1784718563</image:loc>
      <image:title>Tungsten, 1,000 ppm ICP Standard Solution, 500 mL, 23272 (8, UN3264, P.G. II)</image:title>
      <image:caption>Tungsten, 1,000 ppm ICP Standard Solution, 500 mL, 23272 (8, UN3264, P.G. II)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/tungsten-1-000-ppm-icp-standard-solution-100-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/GFS-1827-41_42078f8f-8efa-43d5-ac03-2c6273658b70.png?v=1784718564</image:loc>
      <image:title>Tungsten, 1,000 ppm ICP Standard Solution, 100 mL</image:title>
      <image:caption>Tungsten, 1,000 ppm ICP Standard Solution, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/uranium-1000-pmm-icp-standard-125-ml-bottle-gfs-chemicals-23290</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1829-41_190a4054-965c-41c6-b4ce-da93106527d4.png?v=1784718566</image:loc>
      <image:title>Uranium 1000 pmm ICP Standard, 125 mL Bottle, GFS Chemicals, 23290</image:title>
      <image:caption>Uranium 1000 pmm ICP Standard, 125 mL Bottle, GFS Chemicals, 23290</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/zirconium-icp-standard-solution-1000-ppm-100-ml-gfs-chemicals-23390</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1839-26_2c55d997-559a-4207-9579-7633c14c582e.png?v=1784718568</image:loc>
      <image:title>Zirconium ICP Standard Solution, 1000 ppm, 100 mL, GFS Chemicals, 23390</image:title>
      <image:caption>Zirconium ICP Standard Solution, 1000 ppm, 100 mL, GFS Chemicals, 23390</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ammonium-acetate-bio-refined-500-g-gfs-chemicals-12411</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1901-09_7ac74700-4515-4f98-b59b-571230ba97e2.png?v=1784718570</image:loc>
      <image:title>Ammonium Acetate, Bio-Refined, 500 g, GFS Chemicals, 12411</image:title>
      <image:caption>Ammonium Acetate, Bio-Refined, 500 g, GFS Chemicals, 12411</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/ammonium-acetate-bio-refined-2-5-kg-gfs-chemicals-12412</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-1901-2_5KG.png?v=1784718572</image:loc>
      <image:title>Ammonium Acetate, Bio-Refined, 2.5 kg, GFS Chemicals, 12412</image:title>
      <image:caption>Ammonium Acetate, Bio-Refined, 2.5 kg, GFS Chemicals, 12412</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chromium-icp-standard-1000-ppm-100-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/GFS-1974-41_21e7fe20-45f7-4dba-96bb-8d5611abe385.png?v=1784718576</image:loc>
      <image:title>Chromium ICP Standard, 1000 ppm, 100 mL</image:title>
      <image:caption>Chromium ICP Standard, 1000 ppm, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/propylene-glycol-reagent-acs-4-l-bottle-62721-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/GFS-1975-4L_171e96eb-b3d2-46d5-a122-e08b32b61e55.png?v=1784718579</image:loc>
      <image:title>Propylene Glycol, Reagent (ACS), 4 L Bottle, 62721 (Non-Regulated)</image:title>
      <image:caption>Propylene Glycol, Reagent (ACS), 4 L Bottle, 62721 (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/chloride-color-reagent-mercuric-thiocyanate-0-06-solution-sold-by-each-each-4-l-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/GFS-1991-33_93bcbd94-04bc-46b9-b80e-9d14074c7e8a.png?v=1784718580</image:loc>
      <image:title>Chloride Color Reagent, Mercuric Thiocyanate 0.06% Solution (Sold by Each / Each = 4 L) (Non-Regulated)</image:title>
      <image:caption>Chloride Color Reagent, Mercuric Thiocyanate 0.06% Solution (Sold by Each / Each = 4 L) (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sodium-chloride-hydroxylamine-sulfate-solution-500-ml-bottle-25232-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/GFS-2124-29_dd76608a-d933-4262-80dd-4026df830ca7.png?v=1784718582</image:loc>
      <image:title>Sodium Chloride-Hydroxylamine Sulfate Solution, 500 mL Bottle, 25232 (Non-Regulated)</image:title>
      <image:caption>Sodium Chloride-Hydroxylamine Sulfate Solution, 500 mL Bottle, 25232 (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrochloric-acid-32-to-38-veritas-redistilled-low-ppb-trace-metals-2-5-lx-6-cs-gfs-chemicals-43535</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-2180-2_5L_85dd977c-7125-4fb4-a66d-e45ef0b4b3de.png?v=1784718584</image:loc>
      <image:title>Hydrochloric Acid, 32 to 38%, Veritas Redistilled, Low PPB Trace Metals, 2.5 Lx 6/CS, GFS Chemicals, 43535</image:title>
      <image:caption>Hydrochloric Acid, 32 to 38%, Veritas Redistilled, Low PPB Trace Metals, 2.5 Lx 6/CS, GFS Chemicals, 43535</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/hydrochloric-acid-32-to-38-veritas-redistilled-low-ppb-trace-metals-2-5-l-single-gfs-chemicals-43532</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-2180-2_5LS_88dcd403-8947-498e-9bf2-e7e98564bac4.png?v=1784718586</image:loc>
      <image:title>Hydrochloric Acid, 32 to 38%, Veritas Redistilled, Low PPB Trace Metals, 2.5 L, Single, GFS Chemicals, 43532</image:title>
      <image:caption>Hydrochloric Acid, 32 to 38%, Veritas Redistilled, Low PPB Trace Metals, 2.5 L, Single, GFS Chemicals, 43532</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/potassium-citrate-monobasic-reagent-2-5-kg-bottle-60742-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/GFS-2263-2_5_e68080ad-9ec5-4c46-9a6f-0f802c53e844.png?v=1784718588</image:loc>
      <image:title>Potassium Citrate, Monobasic, Reagent, 2.5 kg Bottle, 60742 (Non-Regulated)</image:title>
      <image:caption>Potassium Citrate, Monobasic, Reagent, 2.5 kg Bottle, 60742 (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sodium-thiosulfate-anhydrous-500-g-bottle-69581-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/GFS-2428-500G.png?v=1784718592</image:loc>
      <image:title>Sodium Thiosulfate, Anhydrous, 500 g Bottle, 69581</image:title>
      <image:caption>Sodium Thiosulfate, Anhydrous, 500 g Bottle, 69581</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/stannous-chloride-anhydrous-98-500-g-gfs-chemicals-70492</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-2429-500G.png?v=1784718594</image:loc>
      <image:title>Stannous Chloride, Anhydrous, 98%, 500 g, GFS Chemicals, 70492</image:title>
      <image:caption>Stannous Chloride, Anhydrous, 98%, 500 g, GFS Chemicals, 70492</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/sodium-chlorite-80-purity-technical-grade-2-5-kg-gfs-chemicals-83912</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0921/2041/6571/files/GFS-2456-01_023592bc-2c40-4443-a695-9ee4952da8e6.png?v=1784718596</image:loc>
      <image:title>Sodium Chlorite, 80 % Purity, Technical Grade, 2.5 Kg, GFS Chemicals, 83912</image:title>
      <image:caption>Sodium Chlorite, 80 % Purity, Technical Grade, 2.5 Kg, GFS Chemicals, 83912</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/eriochrome-black-t-reagent-acs-100-g-bottle-37302-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/GFS-246-07.png?v=1784718598</image:loc>
      <image:title>Eriochrome Black T, Reagent (ACS), 100 g Bottle, 37302 (Non-Regulated)</image:title>
      <image:caption>Eriochrome Black T, Reagent (ACS), 100 g Bottle, 37302 (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/disodium-dihydrogen-ethylenediaminetetraacetate-dihydrate-salt-edta-100-g-gfs-chemicals-36007</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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  <url>
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  <url>
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  <url>
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  <url>
    <loc>https://preiser.com/products/silver-sulfate-reagent-acs-bottle-of-100-grams-non-regulated</loc>
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  <url>
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  <url>
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    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
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  <url>
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  <url>
    <loc>https://preiser.com/products/oxalic-acid-dihydrate-acs-reagent-grade-500-g-gfs-chemicals-54601</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
    <loc>https://preiser.com/products/potassium-chloride-acs-reagent-grade-500-g-gfs-chemicals-60501</loc>
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  </url>
  <url>
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  </url>
  <url>
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  <url>
    <loc>https://preiser.com/products/potassium-nitrate-acs-reagent-grade-500-g-gfs-chemicals-61201</loc>
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  </url>
  <url>
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  </url>
  <url>
    <loc>https://preiser.com/products/sodium-acetate-trihydrate-acs-reagent-bottle-of-500-grams-non-regulated</loc>
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  <url>
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  </url>
  <url>
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  </url>
  <url>
    <loc>https://preiser.com/products/sodium-chloride-acs-reagent-grade-2-5-kg-gfs-chemicals-66802</loc>
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  </url>
  <url>
    <loc>https://preiser.com/products/sodium-nitrate-acs-reagent-500-gram</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Sodium Nitrate, ACS Reagent, 500 Gram</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/benzoic-acid-acs-reagent-100-gram</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:title>Benzoic Acid, ACS Reagent, 100 Gram</image:title>
      <image:caption>Benzoic Acid, ACS Reagent, 100 Gram</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/benzoic-acid-reagent-acs-sold-by-each-each-500-grams-non-regulated</loc>
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      <image:caption>Benzoic Acid, Reagent (ACS) (Sold by Each / Each = 500 Grams) (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bromocresol-green-sodium-salt-acs-reagent-5-g-17801-non-regulated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Bromocresol Green, Sodium Salt, ACS Reagent, 5 g, 17801 (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/bromphenol-blue-sodium-salt-reagent-acs-bottle-of-25-grams-non-regulated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:title>Bromphenol Blue, Sodium Salt, Reagent (ACS) (Bottle of 25 Grams) (Non-Regulated)</image:title>
      <image:caption>Bromphenol Blue, Sodium Salt, Reagent (ACS) (Bottle of 25 Grams) (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/copper-primary-standard-acs-reagent-shot-500-g-gfs-chemicals-31002</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Copper Primary Standard ACS Reagent Shot, 500 g, GFS Chemicals, 31002</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/hydroxy-naphthol-blue-acs-reagent-grade-100-g-gfs-chemicals-44802</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Hydroxy Naphthol Blue, ACS Reagent Grade, 100 g, GFS Chemicals, 44802</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/dimethyl-sulfoxide-acs-reagent-500-ml-gfs-chemicals-51151</loc>
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      <image:caption>Dimethyl Sulfoxide, ACS Reagent, 500 mL, GFS Chemicals, 51151</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/methyl-orange-reagent-acs-100-g-gfs-chemicals-51002</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  </url>
  <url>
    <loc>https://preiser.com/products/methyl-red-sodium-salt-acs-reagent-bottle-of-10-grams-non-regulated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:title>Methyl Red, Sodium Salt, ACS Reagent (Bottle of 10 Grams) (Non-Regulated)</image:title>
      <image:caption>Methyl Red, Sodium Salt, ACS Reagent (Bottle of 10 Grams) (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
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  </url>
  <url>
    <loc>https://preiser.com/products/phenolphthalein-acs-reagent-100-gram</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:title>Phenolphthalein, ACS Reagent, 100 Gram</image:title>
      <image:caption>Phenolphthalein, ACS Reagent, 100 Gram</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/potassium-sulfate-granular-acs-grade-reagent-2-5-kg-gfs-chemicals-62202</loc>
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  <url>
    <loc>https://preiser.com/products/silver-chloride-reagent-grade-25-g-65101</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Silver Chloride, Reagent Grade, 25 g, 65101</image:caption>
    </image:image>
  </url>
  <url>
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    </image:image>
  </url>
  <url>
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    </image:image>
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  <url>
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  <url>
    <loc>https://preiser.com/products/sulfuric-acid-double-distilled-sold-by-each-each-500-ml-teflon-bottle-8-un1830-p-g-ii</loc>
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  <url>
    <loc>https://preiser.com/products/glycerin-acs-reagent-grade-500-ml-gfs-chemicals-41401</loc>
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  <url>
    <loc>https://preiser.com/products/glycerin-acs-reagent-grade-4-l-gfs-chemicals-41402</loc>
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  <url>
    <loc>https://preiser.com/products/magnesium-chloride-hexahydrate-acs-reagent-grade-gfs-chemicals-48801</loc>
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  </url>
  <url>
    <loc>https://preiser.com/products/magnesium-sulfate-heptahydrate-acs-reagent-grade-500-g-gfs-chemicals-49501</loc>
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  <url>
    <loc>https://preiser.com/products/potassium-phosphate-dibasic-acs-grade-reagent-500-g-gfs-chemicals-61901</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
    <loc>https://preiser.com/products/potassium-phosphate-monobasic-granular-acs-reagent-500-g-gfs-chemicals-62001</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  <url>
    <loc>https://preiser.com/products/potassium-phosphate-monobasic-granular-2-5-kg-bottle-62002</loc>
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      <image:title>Potassium Phosphate Monobasic Granular, 2.5 kg Bottle, 62002</image:title>
      <image:caption>Potassium Phosphate Monobasic Granular, 2.5 kg Bottle, 62002</image:caption>
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  <url>
    <loc>https://preiser.com/products/sodium-phosphate-dibasic-anhydrous-2-5-kg-bottle-69202-non-regulated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Sodium Phosphate, Dibasic Anhydrous, 2.5 kg Bottle, 69202 (Non-Regulated)</image:caption>
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  <url>
    <loc>https://preiser.com/products/sodium-phosphate-monobasic-monohydrate-acs-grade-reagent-500-g-gfs-chemicals-69251</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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  </url>
  <url>
    <loc>https://preiser.com/products/sodium-phosphate-monobasic-monohydrate-acs-grade-reagent-gfs-chemicals-69252</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Sodium Phosphate, Monobasic, Monohydrate, ACS Grade Reagent, GFS Chemicals, 69252</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/ammonium-molybdate-acs-grade-reagent-100-g-gfs-chemicals-12957</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Ammonium Molybdate, ACS Grade Reagent, 100 g, GFS Chemicals, 12957</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/ammonium-molybdate-acs-grade-reagent-500-g-gfs-chemicals-12951</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Ammonium Molybdate, ACS Grade Reagent, 500 g, GFS Chemicals, 12951</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/calcium-sulfate-dihydrate-acs-reagent-500-g-gfs-chemicals-19851</loc>
    <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/GFS-780-09.png?v=1784718817</image:loc>
      <image:title>Calcium Sulfate, Dihydrate, ACS Reagent, 500 g, GFS Chemicals, 19851</image:title>
      <image:caption>Calcium Sulfate, Dihydrate, ACS Reagent, 500 g, GFS Chemicals, 19851</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/calcium-sulfate-dihydrate-acs-reagent-2-5-kg-gfs-chemicals-19852</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Calcium Sulfate, Dihydrate, ACS Reagent, 2.5 kg, GFS Chemicals, 19852</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/cobalt-chloride-hexahydrate-acs-reagent-bottle-of-100-gram-non-regulated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Cobalt Chloride, Hexahydrate, ACS Reagent (Bottle of 100 gram) (Non-Regulated)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/lactic-acid-85-acs-reagent-grade-500-ml-gfs-chemicals-46201</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Lactic Acid, 85%, ACS Reagent Grade, 500 mL, GFS Chemicals, 46201</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://preiser.com/products/murexide-ammonium-purpurate-indicator-for-complexometry-non-regulated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:caption>Murexide, Ammonium purpurate, Indicator for Complexometry (Non-Regulated)</image:caption>
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  </url>
  <url>
    <loc>https://preiser.com/products/phenol-red-sodium-salt-acs-reagent-25-g-bottle-58302-non-regulated</loc>
    <lastmod>2026-07-28T21:29:34-04:00</lastmod>
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      <image:caption>Phenol Red, Sodium Salt, ACS Reagent, 25 g Bottle, 58302 (Non-Regulated)</image:caption>
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