Cytiva'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.

  • Extremely low ash content (0.007% ash maximum)
  • 20 µm nominal particle retention rating
  • Fast filtration speed (Herzberg 54 s)
  • Commonly used for routine air pollution analysis and soil pollution analysis

Aside from Grade 41 environmental pollution papers, Whatman quantitative paper comes in a variety of particle retentions, 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.

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Product Product Name Price
1441-042 Grade 41 Fast Ashless Filter Paper, 42.5 mm circle (100 pcs) Ø 42.5 mm 20.69 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-047 Grade 41 Fast Ashless Filter Paper, 47 mm circle (100 pcs) Ø 47 mm 23.17 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-050 Grade 41 Fast Ashless Filter Paper, 50 mm circle (100 pcs) Ø 50 mm 23.18 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-055 Grade 41 Fast Ashless Filter Paper, 55 mm circle (100 pcs) Ø 55 mm 23.18 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-060 Grade 41 Fast Ashless Filter Paper, 60 mm circle (100 pcs) Ø 60 mm 24.54 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-070 Grade 41 Fast Ashless Filter Paper, 70 mm circle (100 pcs) Ø 70 mm 29.64 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-090 Grade 41 Fast Ashless Filter Paper, 90 mm circle (100 pcs) Ø 90 mm 38.76 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-110 Grade 41 Fast Ashless Filter Paper, 110 mm circle (100 pcs) Ø 110 mm 46.49 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-125 Grade 41 Fast Ashless Filter Paper, 125 mm circle (100 pcs) Ø 125 mm 54.22 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-150 Grade 41 Fast Ashless Filter Paper, 150 mm circle (100 pcs) Ø 150 mm 73.53 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-185 Grade 41 Fast Ashless Filter Paper, 185 mm circle (100 pcs) Ø 185 mm 108.29 USD Add to cart Get Quote

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1441-240 Grade 41 Fast Ashless Filter Paper, 240 mm circle (100 pcs) Ø 240 mm 171.97 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-320 Grade 41 Fast Ashless Filter Paper, 320 mm circle (100 pcs) Ø 320 mm 308.00 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-6309 Grade 41 Fast Ashless Filter Paper, 25 mm circle (10,000 pcs) Ø 25 mm 1 652.00 USD Add to cart Get Quote

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14416761 Grade 41 Fast Ashless Filter Paper, 55 mm (10000 pcs) 55 mm 884.00 USD Add to cart Get Quote

In Stock Stock on request Limited stock

14418296 Grade 41 Fast Ashless Filter Paper, 32 mm (100 pcs) 32 mm 113.23 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-866 Grade 41 Fast Ashless Filter Paper, 203 × 254 mm sheet (100 pcs) 203 x 254 mm 213.00 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1441-917 Grade 41 Fast Ashless Filter Paper,460 × 570 mm sheet (100 pcs) 460 x 570 mm 515.00 USD Add to cart Get Quote

In Stock Stock on request Limited stock

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