{"product_id":"qualitative-filter-paper-grade-609-4-25-cm-4-0-micron-100-pk-6090-0425","title":"Qualitative Filter Paper, Grade 609, 4.25 cm, 4.0 micron, 100\/PK, 6090-0425","description":"\u003cp\u003e\u003cstrong\u003eAhlstrom® Qualitative Filter Paper, Grade 609, 4.25 cm, 4.0 micron, 100\/PK, 6090-0425\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e4 ?m, Medium Speed\u003cbr\u003eThis grade is evolution of Grade 613 for use in beer industry\u003c\/li\u003e\n\u003cli\u003eWith an extremely low iron and nitrogen content for analysis of protein in beer\u003c\/li\u003e\n\u003cli\u003eNon wet-strengthened\u003c\/li\u003e\n\u003cli\u003eSuitable for quadrant folded or gravity flow applications\u003c\/li\u003e\n\u003cli\u003eNo Cytiva® Whatman® equivalent\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ahlstrom","offers":[{"title":"PK (1)","offer_id":51110946341179,"sku":"90-7481-09-PK","price":9.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7481-09_b30ea22e-6f79-4c61-908c-4b1b7c4006dc.png?v=1784705171","url":"https:\/\/preiser.com\/products\/qualitative-filter-paper-grade-609-4-25-cm-4-0-micron-100-pk-6090-0425","provider":"Preiser Scientific","version":"1.0","type":"link"}