{"product_id":"grade-542-ashless-fine-precipitate-filter-circle-12-5cm","title":"Whatman™ Grade 542 Ashless Fine Precipitate FIlter, circle, 12.5cm","description":"\u003cp\u003eOverview\u003cbr\u003e\r\nCytiva''s Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection.\u003cbr\u003e\r\n\u003cbr\u003e\r\n•High wet-strength\u003cbr\u003e\r\n•Acid-hardened for resistance to strong acid and alkali solutions\u003cbr\u003e\r\n•Nominal particle retention rating of 2.7 µm\u003cbr\u003e\r\n•Herzberg filtration speed of 2510 s\u003cbr\u003e\r\n•Extremely low ash content (0.006% ash maximum)\u003cbr\u003e\r\n\u003cbr\u003e\r\nAlong with Grade 542 cellulose filter paper, the Whatman range of hardened quantitative papers from Cytiva''s business includes fast Grade 541 and general-purpose Grade 540 filters. All three grades are designed for use in quantitative analysis with strong acid\/alkali solutions.\u003cbr\u003e\r\n\u003cbr\u003e\r\nSlow flow rate filters for gravimetric determination\u003cbr\u003e\r\nHardened Grade 542 quantitative papers enable high retention of fine particles in chemically harsh conditions. When acting as a gravimetric filter, this cellulose filter paper is therefore well suited for use in capturing fine precipitates in applications such as metal determinations and hydroxide collection.\u003c\/p\u003e","brand":"Whatman","offers":[{"title":"Default Title","offer_id":53660027486499,"sku":"WHAT1542-125","price":68.8,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/5896\/9012\/files\/1542-125.jpg?v=1791496276","url":"https:\/\/onelab.co.nz\/products\/grade-542-ashless-fine-precipitate-filter-circle-12-5cm","provider":"Onelab","version":"1.0","type":"link"}