{"title":"Grade 1-Whatman","description":"\u003cp\u003eGrade 1-Whatman\u003c\/p\u003e","products":[{"product_id":"no-1-grade-coarse-qualitative-filter-paper-11-0-cm-100-pk-advantec-mfs-inc-n0111-0cm","title":"No.1 Grade Coarse Qualitative Filter Paper 11.0 cm 100\/Pk, Advantec MFS, Inc, N0111.0CM","description":"\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eAdvantec MFS™ No.1 Grade Coarse Qualitative Filter Paper, 11.0 cm diameter, 100\/Pk, N0111.0CM\u003c\/span\u003e\u003cspan style=\"font-size: small;\"\u003eQualitative Filter Paper Features:\u003c\/span\u003e\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\"\u003e100% alpha cotton cellulose\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\"\u003epH tolerant 0 to 12\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\"\u003eTemperature maximum 120 °C\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\"\u003eWide selection of types and sizes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\"\u003eAsh content 0.1%\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cspan style=\"font-size: small;\"\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/span\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\"\u003eClarify and remove preciptates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: small;\"\u003ePreparation of qualitative analysis\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cspan style=\"font-size: small;\"\u003e\u003cstrong\u003eSpecifications and Approximate Equivalents:\u003c\/strong\u003e\u003c\/span\u003e\u003ctable style=\"border-color: #000000; border-width: 1px; width: 479px; height: 402px; border-style: solid;\" frame=\"border\" rules=\"all\" border=\"1\" align=\"center\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #c3dffc;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eGrade\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-size: small;\"\u003eNo. 1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #c3dffc;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eCharacteristics\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-size: small;\"\u003eRetains large crystalline particles and gelatinous preciptates. Fast flow rate, smooth surface, normal hardness\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #c3dffc;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eDiameter, cm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-size: small;\"\u003e11.0\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #c3dffc;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eWeight, g\/m²\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-size: small;\"\u003e90\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #c3dffc;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eThickness, mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-size: small;\"\u003e0.2\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #c3dffc;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eFlow Time, sec\u003cspan style=\"color: #0000ff;\"\u003e¹\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-size: small;\"\u003e45\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #c3dffc;\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eAbsorption \u003cspan style=\"font-size: small;\"\u003e\u003cspan style=\"font-size: small;\"\u003eSpeed, cm\u003cspan style=\"color: #0000ff;\"\u003e²\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color: #0000ff;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003e\u003cspan style=\"color: #0000ff;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-size: small;\"\u003e9.0\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #c3dffc;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003e\u003cspan style=\"font-size: small;\"\u003e\u003cspan style=\"font-size: small;\"\u003eWet Strength, cm H2O\u003cspan style=\"color: #0000ff;\"\u003e³\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-size: small;\"\u003e14.3\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #c3dffc;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eRetention Characteristic, µm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-size: small;\"\u003e6; Coarse\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #c3dffc;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eCollection Efficiency, %, 0.3 µm DOP\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-size: small;\"\u003e65\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd style=\"background-color: #0d026d;\" colspan=\"2\"\u003e\u003cspan style=\"color: #ffffff;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eConversions\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #c3dffc;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eWhatman\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-size: small;\"\u003e1 \u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color: #c3dffc;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: small;\"\u003eSchleicher \u0026amp; Schuell\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"font-size: small;\"\u003e410 or 1450cv\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cspan style=\"color: #0000ff;\"\u003e\u003cspan style=\"font-size: small;\"\u003e¹\u003c\/span\u003e \u003cspan style=\"color: #000000;\"\u003eFlow time is the time in seconds required to filter 100 mL of distilled water at 20 °C under pressure supplied by a 10 cm water column through a 10 cm² section of filter paper\u003cspan style=\"color: #0000ff; font-size: small;\"\u003e² \u003c\/span\u003eAbsorption speed is the distance in cm that water will travel in an upright strip of filter paper in ten (10) minutes at 20 \u003cspan style=\"color: #0000ff;\"\u003e\u003cspan style=\"color: #000000;\"\u003e°C\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color: #0000ff; font-size: small;\"\u003e³\u003c\/span\u003e Wet strength is the height in cm of a water column that will rupture a 10 cm² section of filter paper\u003c\/span\u003e\u003c\/span\u003e","brand":"Advantec MFS","offers":[{"title":"PK (1)","offer_id":51110943424827,"sku":"90-7468-19-PK","price":15.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7468-19.png?v=1784705108"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-4-25-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 4.25 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110946963771,"sku":"90-7491-01-PK","price":16.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-01_de4f3c2c-2556-481f-ae2b-f9979473ee3b.png?v=1784705190"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-5-5-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 5.5 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110946996539,"sku":"90-7491-02-PK","price":18.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-02_50736d2b-41f6-4705-9cfe-2e7a2431ad5e.png?v=1784705192"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-7-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 7 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947094843,"sku":"90-7491-03-PK","price":18.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-03.png?v=1784705193"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-9-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 9 cm","description":"\u003cp\u003e\u003cstrong\u003eCytiva® Whatman® Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 9 cm, 1001-090\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMost widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids\u003c\/li\u003e\n\u003cli\u003eStandard grade cellulose filter papers for medium flow rates\u003c\/li\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003cli\u003eMedium flow rate and retention for wide range of qualitative analytical separations\u003c\/li\u003e\n\u003cli\u003eGrade 1 Qualitative Filter Papers (11 µm particle retention) available in variety of sizes and formats including circles, sheets and prepleated filters\u003c\/li\u003e\n\u003cli\u003eAlso available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947127611,"sku":"90-7491-04-PK","price":23.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-04_52c2a634-658c-4624-8e3a-dbe33c8f8583.png?v=1784705194"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-11-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 11 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947160379,"sku":"90-7491-05-PK","price":28.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-05_36f7fbf9-04e3-451b-8b87-b4230b375389.png?v=1784705196"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-12-5-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 12.5 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947193147,"sku":"90-7491-06-PK","price":28.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-06_11fe5275-ecfe-4c05-b1c4-453853b77658.png?v=1784705197"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-15-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 15 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947258683,"sku":"90-7491-07-PK","price":42.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-07_3c3e37ad-0690-436d-8445-095a1c06a1eb.png?v=1784705199"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-18-5-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 18.5 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947324219,"sku":"90-7491-08-PK","price":58.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-08.png?v=1784705201"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-24-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 24 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947356987,"sku":"90-7491-09-PK","price":93.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-09_a9812637-5dc6-4c9d-8621-f8ae469c3ade.png?v=1784705202"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-27-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 27 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947389755,"sku":"90-7491-10-PK","price":113.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-10.png?v=1784705204"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-32-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 32 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947455291,"sku":"90-7491-11-PK","price":158.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-11.png?v=1784705205"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-38-5-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 38.5 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947520827,"sku":"90-7491-12-PK","price":261.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-12.png?v=1784705207"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-40-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 40 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947553595,"sku":"90-7491-13-PK","price":261.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-13_abfbbad7-f636-4ce1-addb-3726e84c0907.png?v=1784705208"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-50-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 50 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947586363,"sku":"90-7491-14-PK","price":325.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-14_76eded10-a324-4862-83b9-0be45675da1c.png?v=1784705210"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-47-mm-100-pk","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 47 mm, 100\/PK","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947651899,"sku":"90-7491-15-PK","price":16.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-15.png?v=1784705211"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-3-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 3 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110947750203,"sku":"90-7491-30-PK","price":16.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-30.png?v=1784705214"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-20-mm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 20 mm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110948012347,"sku":"90-7491-97-PK","price":71.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-97_d93b5e3f-2576-43f2-a626-6910108d7811.png?v=1784705223"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-25-mm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 25 mm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110948077883,"sku":"90-7491-98-PK","price":16.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-98.png?v=1784705224"},{"product_id":"cytiva-whatman-grade-1-qualitative-filter-paper-medium-precipitates-retained-1-5-cm","title":"Cytiva Whatman Grade 1 Qualitative Filter Paper, Medium Precipitates Retained, 1.5 cm","description":"\u003cp\u003eCytiva Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are the standard grade cellulose filter papers for medium flow rates.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate\u003c\/li\u003e\n\u003cli\u003eAgricultural soil analysis and seed testing procedures\u003c\/li\u003e\n\u003cli\u003eIndustrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid\u003c\/li\u003e\n\u003cli\u003eAir pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain-intensity\u003c\/li\u003e\n\u003cli\u003eGas detection by quantitative chromogenesis with optical reflectance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eMedium flow rate and retention for a wide range of qualitative analytical separations\u003c\/p\u003e\nGrade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.\u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e \u003c\/div\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110948143419,"sku":"90-7491-99-PK","price":72.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7491-99.png?v=1784705226"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/collections\/imgi_2_138051101.jpg?v=1762198658","url":"https:\/\/preiser.com\/collections\/grade-1-whatman.oembed","provider":"Preiser Scientific","version":"1.0","type":"link"}