{"product_id":"whatman-quantitative-filter-papers-ashless-grade-41","title":"Whatman Quantitative Filter Papers, Ashless, Grade 41","description":"\u003cdiv\u003e\n\u003cp\u003eCytiva's Whatman™ Grade 41 environmental pollution papers are among the fastest filter papers in the Whatman™ ashless range. This gravimetric filter is well suited for quantitative analysis of soil and air.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cul class=\"cui-list cui-list--bullet\"\u003e\n\u003cli\u003eExtremely low ash content (0.007% ash maximum)\u003c\/li\u003e\n\u003cli\u003e20 µm nominal particle retention rating\u003c\/li\u003e\n\u003cli\u003eFast filtration speed (Herzberg 54 s)\u003c\/li\u003e\n\u003cli\u003eCommonly used for routine air pollution analysis and soil pollution analysis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cp\u003eGrade 41 filters are also commonly used in preparing solid environmental samples (e.g., soils, sludges) for metals analysis after nitric acid digestion. They are available in a convenient, disposable, 47 mm filter funnel with a 250 ml capacity. The 47 mm diameter filter can be easily removed for further analysis or culturing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"-spacing--bottom-24\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWhatman™ quantitative paper comes in a variety of particle retenctions, filtration speeds, and filter thicknesses to provide you with the appropriate filter for your precipitate.  Also see our hardened ashless grades for analysis requiring the use of strong acids or bases.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DSCBalances","offers":[{"title":"1441-042","offer_id":36822568894614,"sku":"1441-042","price":25.93,"currency_code":"USD","in_stock":true},{"title":"1441-047","offer_id":36822569353366,"sku":"1441-047","price":29.03,"currency_code":"USD","in_stock":true},{"title":"1441-050","offer_id":36822569549974,"sku":"1441-050","price":29.04,"currency_code":"USD","in_stock":true},{"title":"1441-055","offer_id":36823048519830,"sku":"1441-055","price":29.04,"currency_code":"USD","in_stock":true},{"title":"1441-060","offer_id":36822573154454,"sku":"1441-060","price":30.75,"currency_code":"USD","in_stock":true},{"title":"1441-070","offer_id":36822573383830,"sku":"1441-070","price":37.13,"currency_code":"USD","in_stock":true},{"title":"1441-090","offer_id":36822574661782,"sku":"1441-090","price":48.56,"currency_code":"USD","in_stock":true},{"title":"1441-110","offer_id":36823048683670,"sku":"1441-110","price":58.27,"currency_code":"USD","in_stock":true},{"title":"1441-125","offer_id":36823048781974,"sku":"1441-125","price":67.97,"currency_code":"USD","in_stock":true},{"title":"1441-150","offer_id":36823050944662,"sku":"1441-150","price":92.15,"currency_code":"USD","in_stock":true},{"title":"1441-185","offer_id":36823052091542,"sku":"1441-185","price":135.73,"currency_code":"USD","in_stock":true},{"title":"1441-240","offer_id":36823052222614,"sku":"1441-240","price":216.32,"currency_code":"USD","in_stock":true},{"title":"1441-320","offer_id":36823052288150,"sku":"1441-320","price":385.77,"currency_code":"USD","in_stock":true},{"title":"1441-6309","offer_id":36825863159958,"sku":"1441-6309","price":2091.1,"currency_code":"USD","in_stock":true},{"title":"1441-866","offer_id":36823052583062,"sku":"1441-866","price":267.7,"currency_code":"USD","in_stock":true},{"title":"1441-917","offer_id":36823055663254,"sku":"1441-917","price":646.26,"currency_code":"USD","in_stock":true},{"title":"14418296","offer_id":39523922641046,"sku":"14418296","price":141.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0489\/6990\/8374\/files\/digi-28431-original-png.jpg?v=1792611286","url":"https:\/\/www.dscbalances.com\/products\/whatman-quantitative-filter-papers-ashless-grade-41","provider":"DSCBalances","version":"1.0","type":"link"}