{"product_id":"filter-paper-cytiva-whatman-grade-5-qualitative-2-5-cm-100-pk-1005-325","title":"Filter Paper, Cytiva Whatman Grade 5 Qualitative, 2.5 cm, 100\/PK, 1005-325","description":"\u003cp\u003e\u003cstrong\u003eCytiva® Whatman® Filter Paper, Grade 5 Qualitative, 2.5 cm, 100\/PK, 1005-325\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStandard grade clarifying filter—excellent for cloudy suspensions and for water and soil analysis\u003c\/li\u003e\n\u003cli\u003eUsed in qualitative analytical techniques to determine and identify materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 85%;\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrade\u003c\/td\u003e\n\u003ctd\u003eGrade 5 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrade Type\u003c\/td\u003e\n\u003ctd\u003eStandard \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCellulose \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Ash Content\u003csup\u003e1\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e0.06% \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal air flow rate\u003c\/td\u003e\n\u003ctd\u003e96 s\/100 ml\/in\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal basis weight\u003c\/td\u003e\n\u003ctd\u003e100 g\/m\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal thickness\u003c\/td\u003e\n\u003ctd\u003e200 µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Particle Retention in Liquid\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e2.5 µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Trace Element Levels\u003c\/td\u003e\n\u003ctd\u003eAluminium 2.5 µg\/g, Antimony \u0026lt;0.5 µg\/g, Arsenic \u0026lt;0.5 µg\/g, Barium \u0026lt;0.5 µg\/g, Boron \u0026lt;1 µg\/g, Calcium 8.3 µg\/g, Chromium 1.5 µg\/g, Copper 2 µg\/g, Iron 12 µg\/g, Lead \u0026lt;0.5 µg\/g, Magnesium 4 µg\/g, Manganese \u0026lt;0.5 µg\/g, Mercury \u0026lt;0.5 µg\/g, Potassium 2.3 µg\/g, Silicon 6.2 µg\/g, Sodium 16.8 µg\/g, Zinc 64.5 µg\/g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical water flow rate\u003csup\u003e3\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e5 ml\/min \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e25 mm \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003csmall\u003e\u003csup\u003e1\u003c\/sup\u003eAsh is determined by ignition of the cellulose filter at 900 °C in air\u003c\/small\u003e\u003c\/p\u003e\n\u003cp\u003e\u003csmall\u003e\u003csup\u003e2\u003c\/sup\u003eParticle retention rating at 98% efficiency\u003c\/small\u003e\u003c\/p\u003e\n\u003cp\u003e\u003csmall\u003e\u003csup\u003e3\u003c\/sup\u003eFor 9 cm diameter\u003c\/small\u003e\u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110950207803,"sku":"90-7494-91-PK","price":27.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7494-91.png?v=1784705290","url":"https:\/\/preiser.com\/products\/filter-paper-cytiva-whatman-grade-5-qualitative-2-5-cm-100-pk-1005-325","provider":"Preiser Scientific","version":"1.0","type":"link"}