Cytiva's Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection.

  • High wet-strength
  • Acid-hardened for resistance to strong acid and alkali solutions
  • Nominal particle retention rating of 2.7 µm
  • Herzberg filtration speed of 2510 s
  • Extremely low ash content (0.006% ash maximum)

Along 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.

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Product Product Name
Price
1542-110 Grade 542 Ashless Fine Precipitate FIlter, 110 mm circles (100 pcs) 110 mm 63.20 USD Add to cart

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1542-125 Grade 542 Ashless Fine Precipitate FIlter, 125 mm circles (100 pcs) 125 mm 72.66 USD Add to cart

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1542-240 Grade 542 Ashless Fine Precipitate FIlter, 240 mm circles (100 pcs) 240 mm 240.00 USD Add to cart

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1542-185 Grade 542 Ashless Fine Precipitate FIlter, 185 mm circles (100 pcs) 185 mm 151.71 USD Add to cart

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1542-090 Grade 542 Ashless Fine Precipitate FIlter, 90 mm circles (100 pcs) 90 mm 52.21 USD Add to cart

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1542-070 Grade 542 Ashless Fine Precipitate FIlter, 70 mm circles (100 pcs) 70 mm 39.52 USD Add to cart

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1542-400 Grade 542 Quantitative Filter Paper Hardened Ashless, circle, 400 mm 400 mm Temporarily unavailable
1542-150 Grade 542 Ashless Fine Precipitate FIlter, 150 mm circles (100 pcs) 150 mm 102.71 USD Add to cart

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1542-055 Grade 542 Ashless Fine Precipitate FIlter, 55 mm circles (100 pcs) 55 mm 33.14 USD Add to cart

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