{"title":"Grades 541\/542-Whatman","description":"\u003cp\u003eGrades 541\/542-Whatman\u003c\/p\u003e","products":[{"product_id":"whatman-grade-541-quantitative-ashless-filter-paper-coarse-precipitates-retained-4-25-cm","title":"Whatman Grade 541 Quantitative Ashless Filter Paper, Coarse Precipitates Retained, 4.25 cm","description":"\u003cp\u003eGrade 541 Ashless Fast Filter Paper, 42.5 mm circles \u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eHigh chemical resistance to strong acid and alkali suspensions\u003c\/li\u003e\n\u003cli\u003eRetention of gelatinous precipitate\u003c\/li\u003e\n\u003cli\u003e22 µm nominal particle retention rating\u003c\/li\u003e\n\u003cli\u003eFast flow rate (Herzberg filtration speed 34 s)\u003c\/li\u003e\n\u003cli\u003eMaximum of 0.006% ash concentration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong with fast Grade 541 filter paper, the hardened, ashless range from Cytiva's business includes general-purpose Grade 540 and Grade 542 for fine particle retention. All three paper grades are appropriate for use in gravimetric analysis with strong acids and alkali samples.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110954795323,"sku":"90-7507-01-PK","price":41.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7507-01_a6481a22-12fb-4542-99aa-b62124ea114a.png?v=1784705416"},{"product_id":"whatman-grade-541-quantitative-ashless-filter-paper-coarse-precipitates-retained-5-5-cm","title":"Whatman Grade 541 Quantitative Ashless Filter Paper, Coarse Precipitates Retained, 5.5 cm","description":"\u003cp\u003eGrade 541 Ashless Fast Filter Paper, 55 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eHigh chemical resistance to strong acid and alkali suspensions\u003c\/li\u003e\n\u003cli\u003eRetention of gelatinous precipitate\u003c\/li\u003e\n\u003cli\u003e22 µm nominal particle retention rating\u003c\/li\u003e\n\u003cli\u003eFast flow rate (Herzberg filtration speed 34 s)\u003c\/li\u003e\n\u003cli\u003eMaximum of 0.006% ash concentration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong with fast Grade 541 filter paper, the hardened, ashless range from Cytiva's business includes general-purpose Grade 540 and Grade 542 for fine particle retention. All three paper grades are appropriate for use in gravimetric analysis with strong acids and alkali samples.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110954860859,"sku":"90-7507-02-PK","price":48.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7507-02.png?v=1784705417"},{"product_id":"whatman-grade-541-quantitative-ashless-filter-paper-coarse-precipitates-retained-7-cm","title":"Whatman Grade 541 Quantitative Ashless Filter Paper, Coarse Precipitates Retained, 7 cm","description":"\u003cp\u003eGrade 541 Ashless Fast Filter Paper, 70 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eHigh chemical resistance to strong acid and alkali suspensions\u003c\/li\u003e\n\u003cli\u003eRetention of gelatinous precipitate\u003c\/li\u003e\n\u003cli\u003e22 µm nominal particle retention rating\u003c\/li\u003e\n\u003cli\u003eFast flow rate (Herzberg filtration speed 34 s)\u003c\/li\u003e\n\u003cli\u003eMaximum of 0.006% ash concentration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong with fast Grade 541 filter paper, the hardened, ashless range from Cytiva's business includes general-purpose Grade 540 and Grade 542 for fine particle retention. All three paper grades are appropriate for use in gravimetric analysis with strong acids and alkali samples.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110954926395,"sku":"90-7507-03-PK","price":57.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7507-03.png?v=1784705419"},{"product_id":"whatman-grade-541-quantitative-ashless-filter-paper-coarse-precipitates-retained-9-cm","title":"Whatman Grade 541 Quantitative Ashless Filter Paper, Coarse Precipitates Retained, 9 cm","description":"\u003cp\u003eGrade 541 Ashless Fast Filter Paper, 90 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eHigh chemical resistance to strong acid and alkali suspensions\u003c\/li\u003e\n\u003cli\u003eRetention of gelatinous precipitate\u003c\/li\u003e\n\u003cli\u003e22 µm nominal particle retention rating\u003c\/li\u003e\n\u003cli\u003eFast flow rate (Herzberg filtration speed 34 s)\u003c\/li\u003e\n\u003cli\u003eMaximum of 0.006% ash concentration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong with fast Grade 541 filter paper, the hardened, ashless range from Cytiva's business includes general-purpose Grade 540 and Grade 542 for fine particle retention. All three paper grades are appropriate for use in gravimetric analysis with strong acids and alkali samples.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955024699,"sku":"90-7507-04-PK","price":76.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7507-04.png?v=1784705420"},{"product_id":"whatman-grade-541-quantitative-ashless-filter-paper-coarse-precipitates-retained-11-cm","title":"Whatman Grade 541 Quantitative Ashless Filter Paper, Coarse Precipitates Retained, 11 cm","description":"\u003cp\u003eGrade 541 Ashless Fast Filter Paper, 110 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eHigh chemical resistance to strong acid and alkali suspensions\u003c\/li\u003e\n\u003cli\u003eRetention of gelatinous precipitate\u003c\/li\u003e\n\u003cli\u003e22 µm nominal particle retention rating\u003c\/li\u003e\n\u003cli\u003eFast flow rate (Herzberg filtration speed 34 s)\u003c\/li\u003e\n\u003cli\u003eMaximum of 0.006% ash concentration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong with fast Grade 541 filter paper, the hardened, ashless range from Cytiva's business includes general-purpose Grade 540 and Grade 542 for fine particle retention. All three paper grades are appropriate for use in gravimetric analysis with strong acids and alkali samples.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955090235,"sku":"90-7507-05-PK","price":86.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7507-05.png?v=1784705422"},{"product_id":"whatman-grade-541-quantitative-ashless-filter-paper-coarse-precipitates-retained-12-5-cm","title":"Whatman Grade 541 Quantitative Ashless Filter Paper, Coarse Precipitates Retained, 12.5 cm","description":"\u003cp\u003eGrade 541 Ashless Fast Filter Paper, 125 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eHigh chemical resistance to strong acid and alkali suspensions\u003c\/li\u003e\n\u003cli\u003eRetention of gelatinous precipitate\u003c\/li\u003e\n\u003cli\u003e22 µm nominal particle retention rating\u003c\/li\u003e\n\u003cli\u003eFast flow rate (Herzberg filtration speed 34 s)\u003c\/li\u003e\n\u003cli\u003eMaximum of 0.006% ash concentration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong with fast Grade 541 filter paper, the hardened, ashless range from Cytiva's business includes general-purpose Grade 540 and Grade 542 for fine particle retention. All three paper grades are appropriate for use in gravimetric analysis with strong acids and alkali samples.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955155771,"sku":"90-7507-06-PK","price":103.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7507-06_1428cfab-3352-4978-9e44-30d6e9fab6e8.png?v=1784705423"},{"product_id":"whatman-grade-541-quantitative-ashless-filter-paper-coarse-precipitates-retained-15-cm","title":"Whatman Grade 541 Quantitative Ashless Filter Paper, Coarse Precipitates Retained, 15 cm","description":"\u003cp\u003eGrade 541 Ashless Fast Filter Paper, 150 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eHigh chemical resistance to strong acid and alkali suspensions\u003c\/li\u003e\n\u003cli\u003eRetention of gelatinous precipitate\u003c\/li\u003e\n\u003cli\u003e22 µm nominal particle retention rating\u003c\/li\u003e\n\u003cli\u003eFast flow rate (Herzberg filtration speed 34 s)\u003c\/li\u003e\n\u003cli\u003eMaximum of 0.006% ash concentration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong with fast Grade 541 filter paper, the hardened, ashless range from Cytiva's business includes general-purpose Grade 540 and Grade 542 for fine particle retention. All three paper grades are appropriate for use in gravimetric analysis with strong acids and alkali samples.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955188539,"sku":"90-7507-07-PK","price":148.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7507-07.png?v=1784705425"},{"product_id":"whatman-grade-541-quantitative-ashless-filter-paper-coarse-precipitates-retained-18-5-cm","title":"Whatman Grade 541 Quantitative Ashless Filter Paper, Coarse Precipitates Retained, 18.5 cm","description":"\u003cp\u003eGrade 541 Ashless Fast Filter Paper, 185 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eHigh chemical resistance to strong acid and alkali suspensions\u003c\/li\u003e\n\u003cli\u003eRetention of gelatinous precipitate\u003c\/li\u003e\n\u003cli\u003e22 µm nominal particle retention rating\u003c\/li\u003e\n\u003cli\u003eFast flow rate (Herzberg filtration speed 34 s)\u003c\/li\u003e\n\u003cli\u003eMaximum of 0.006% ash concentration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong with fast Grade 541 filter paper, the hardened, ashless range from Cytiva's business includes general-purpose Grade 540 and Grade 542 for fine particle retention. All three paper grades are appropriate for use in gravimetric analysis with strong acids and alkali samples.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955286843,"sku":"90-7507-08-PK","price":219.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7507-08.png?v=1784705426"},{"product_id":"whatman-grade-541-quantitative-ashless-filter-paper-coarse-precipitates-retained-24-cm","title":"Whatman Grade 541 Quantitative Ashless Filter Paper, Coarse Precipitates Retained, 24 cm","description":"\u003cp\u003eGrade 541 Ashless Fast Filter Paper, 240 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eHigh chemical resistance to strong acid and alkali suspensions\u003c\/li\u003e\n\u003cli\u003eRetention of gelatinous precipitate\u003c\/li\u003e\n\u003cli\u003e22 µm nominal particle retention rating\u003c\/li\u003e\n\u003cli\u003eFast flow rate (Herzberg filtration speed 34 s)\u003c\/li\u003e\n\u003cli\u003eMaximum of 0.006% ash concentration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong with fast Grade 541 filter paper, the hardened, ashless range from Cytiva's business includes general-purpose Grade 540 and Grade 542 for fine particle retention. All three paper grades are appropriate for use in gravimetric analysis with strong acids and alkali samples.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955352379,"sku":"90-7507-09-PK","price":346.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7507-09.png?v=1784705428"},{"product_id":"whatman-grade-541-quantitative-ashless-filter-paper-coarse-precipitates-retained-32-cm","title":"Whatman Grade 541 Quantitative Ashless Filter Paper, Coarse Precipitates Retained, 32 cm","description":"\u003cp\u003eGrade 541 Ashless Fast Filter Paper, 320 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eHigh chemical resistance to strong acid and alkali suspensions\u003c\/li\u003e\n\u003cli\u003eRetention of gelatinous precipitate\u003c\/li\u003e\n\u003cli\u003e22 µm nominal particle retention rating\u003c\/li\u003e\n\u003cli\u003eFast flow rate (Herzberg filtration speed 34 s)\u003c\/li\u003e\n\u003cli\u003eMaximum of 0.006% ash concentration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong with fast Grade 541 filter paper, the hardened, ashless range from Cytiva's business includes general-purpose Grade 540 and Grade 542 for fine particle retention. All three paper grades are appropriate for use in gravimetric analysis with strong acids and alkali samples.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955385147,"sku":"90-7507-11-PK","price":714.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7507-11.png?v=1784705430"},{"product_id":"whatman-grade-542-quantitative-ashless-filter-paper-fine-precipitates-retained-5-5-cm","title":"Whatman Grade 542 Quantitative Ashless Filter Paper, Fine Precipitates Retained, 5.5 cm","description":"\u003cp\u003eGrade 542 Ashless Fine Precipitate FIlter, 55 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eAcid-hardened for resistance to strong acid and alkali solutions\u003c\/li\u003e\n\u003cli\u003eNominal particle retention rating of 2.7 µm\u003c\/li\u003e\n\u003cli\u003eHerzberg filtration speed of 2510 s\u003c\/li\u003e\n\u003cli\u003eExtremely low ash content (0.006% ash maximum)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong 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.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955417915,"sku":"90-7508-02-PK","price":47.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7508-02.png?v=1784705431"},{"product_id":"whatman-grade-542-quantitative-ashless-filter-paper-fine-precipitates-retained-7-cm","title":"Whatman Grade 542 Quantitative Ashless Filter Paper, Fine Precipitates Retained, 7 cm","description":"\u003cp\u003eGrade 542 Ashless Fine Precipitate FIlter, 70 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eAcid-hardened for resistance to strong acid and alkali solutions\u003c\/li\u003e\n\u003cli\u003eNominal particle retention rating of 2.7 µm\u003c\/li\u003e\n\u003cli\u003eHerzberg filtration speed of 2510 s\u003c\/li\u003e\n\u003cli\u003eExtremely low ash content (0.006% ash maximum)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong 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.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955483451,"sku":"90-7508-03-PK","price":57.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7508-03_5ce9d04b-c150-4e42-bd70-4e987efef443.png?v=1784705432"},{"product_id":"whatman-grade-542-quantitative-ashless-filter-paper-fine-precipitates-retained-9-cm","title":"Whatman Grade 542 Quantitative Ashless Filter Paper, Fine Precipitates Retained, 9 cm","description":"\u003cp\u003eGrade 542 Ashless Fine Precipitate FIlter, 90 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eAcid-hardened for resistance to strong acid and alkali solutions\u003c\/li\u003e\n\u003cli\u003eNominal particle retention rating of 2.7 µm\u003c\/li\u003e\n\u003cli\u003eHerzberg filtration speed of 2510 s\u003c\/li\u003e\n\u003cli\u003eExtremely low ash content (0.006% ash maximum)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong 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.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955548987,"sku":"90-7508-04-PK","price":76.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7508-04.png?v=1784705434"},{"product_id":"whatman-grade-542-quantitative-ashless-filter-paper-fine-precipitates-retained-11-cm","title":"Whatman Grade 542 Quantitative Ashless Filter Paper, Fine Precipitates Retained, 11 cm","description":"\u003cp\u003eGrade 542 Ashless Fine Precipitate FIlter, 110 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eAcid-hardened for resistance to strong acid and alkali solutions\u003c\/li\u003e\n\u003cli\u003eNominal particle retention rating of 2.7 µm\u003c\/li\u003e\n\u003cli\u003eHerzberg filtration speed of 2510 s\u003c\/li\u003e\n\u003cli\u003eExtremely low ash content (0.006% ash maximum)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong 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.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955614523,"sku":"90-7508-05-PK","price":91.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7508-05.png?v=1784705435"},{"product_id":"whatman-grade-542-quantitative-ashless-filter-paper-fine-precipitates-retained-12-5-cm","title":"Whatman Grade 542 Quantitative Ashless Filter Paper, Fine Precipitates Retained, 12.5 cm","description":"\u003cp\u003eGrade 542 Ashless Fine Precipitate FIlter, 125 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eAcid-hardened for resistance to strong acid and alkali solutions\u003c\/li\u003e\n\u003cli\u003eNominal particle retention rating of 2.7 µm\u003c\/li\u003e\n\u003cli\u003eHerzberg filtration speed of 2510 s\u003c\/li\u003e\n\u003cli\u003eExtremely low ash content (0.006% ash maximum)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong 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.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955647291,"sku":"90-7508-06-PK","price":106.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7508-06_15d9a65d-c0ae-4d3e-a22e-15292c516073.png?v=1784705437"},{"product_id":"whatman-grade-542-quantitative-ashless-filter-paper-fine-precipitates-retained-15-cm","title":"Whatman Grade 542 Quantitative Ashless Filter Paper, Fine Precipitates Retained, 15 cm","description":"\u003cp\u003eGrade 542 Ashless Fine Precipitate FIlter, 150 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eAcid-hardened for resistance to strong acid and alkali solutions\u003c\/li\u003e\n\u003cli\u003eNominal particle retention rating of 2.7 µm\u003c\/li\u003e\n\u003cli\u003eHerzberg filtration speed of 2510 s\u003c\/li\u003e\n\u003cli\u003eExtremely low ash content (0.006% ash maximum)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong 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.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955680059,"sku":"90-7508-07-PK","price":148.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7508-07.png?v=1784705438"},{"product_id":"whatman-grade-542-quantitative-ashless-filter-paper-fine-precipitates-retained-18-5-cm","title":"Whatman Grade 542 Quantitative Ashless Filter Paper, Fine Precipitates Retained, 18.5 cm","description":"\u003cp\u003eGrade 542 Ashless Fine Precipitate FIlter, 185 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eAcid-hardened for resistance to strong acid and alkali solutions\u003c\/li\u003e\n\u003cli\u003eNominal particle retention rating of 2.7 µm\u003c\/li\u003e\n\u003cli\u003eHerzberg filtration speed of 2510 s\u003c\/li\u003e\n\u003cli\u003eExtremely low ash content (0.006% ash maximum)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong 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.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955778363,"sku":"90-7508-08-PK","price":219.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7508-08_00959449-0983-4e66-a1f3-0669362a9152.png?v=1784705440"},{"product_id":"whatman-grade-542-quantitative-ashless-filter-paper-fine-precipitates-retained-24-cm","title":"Whatman Grade 542 Quantitative Ashless Filter Paper, Fine Precipitates Retained, 24 cm","description":"\u003cp\u003eGrade 542 Ashless Fine Precipitate FIlter, 240 mm circles\u003c\/p\u003e\n\u003cp id=\"overview\" class=\"lead-paragraph\"\u003eCytiva's Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh wet-strength\u003c\/li\u003e\n\u003cli\u003eAcid-hardened for resistance to strong acid and alkali solutions\u003c\/li\u003e\n\u003cli\u003eNominal particle retention rating of 2.7 µm\u003c\/li\u003e\n\u003cli\u003eHerzberg filtration speed of 2510 s\u003c\/li\u003e\n\u003cli\u003eExtremely low ash content (0.006% ash maximum)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rte-wrapper\"\u003e\n\u003cp\u003eAlong 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.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cytiva","offers":[{"title":"PK (1)","offer_id":51110955811131,"sku":"90-7508-09-PK","price":346.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-7508-09_931fc83b-ec40-4776-a087-aecdd9dc68af.png?v=1784705441"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/collections\/imgi_7_802070806.jpg?v=1762207655","url":"https:\/\/preiser.com\/collections\/grades-541-542-whatman.oembed","provider":"Preiser Scientific","version":"1.0","type":"link"}