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The filters feature fine particle retention for a range of liquid and air filtration applications. These have a nominal particle retention of 1.6µm at 98% efficiency and are suited for a variety of applications involving large sample volumes such as:

  • Water and air pollution monitoring and wastewater filtering
  • Foodstuff analysis
  • Filtering of algae and bacteria cultures
  • Protein filtration
  • Radioimmunoassay of weak β emitters
  • Gravimetric determination of airborne particulates

Grade GF/A binder-free Whatman glass microfiber filters are available in a wide range of sizes in circles and sheets.

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Product Product Name
Price
1820-021 Grade GF/A Fine Retention Filter, 21 mm circle (100 pcs) Ø 21 mm 100 pieces 33.06 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-024 Grade GF/A Fine Retention Filter, 24 mm circle (100 pcs) Ø 24 mm 100 pieces 33.06 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-025 Grade GF/A Fine Retention Filter, 25 mm circle (100 pcs) Ø 25 mm 100 pieces 33.06 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-037 Grade GF/A Fine Retention Filter, 37 mm circle (100 pcs) Ø 37 mm 100 pieces On Request Get Quote
1820-042 Grade GF/A Fine Retention Filter, 42.5 mm circle (100 pcs) Ø 42.5 mm 100 pieces 41.88 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-047 Grade GF/A Fine Retention Filter, 47 mm circle (100 pcs) Ø 47 mm 100 pieces 46.41 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-050 Grade GF/A Fine Retention Filter, 50 mm circle (100 pcs) Ø 50 mm 100 pieces 53.20 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-055 Grade GF/A Fine Retention Filter, 55 mm circle (100 pcs) Ø 55 mm 100 pieces 48.67 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-060 Grade GF/A Fine Retention Filter, 60 mm circle (100 pcs) Ø 60 mm 100 pieces On Request Get Quote
1820-061 Grade GF/A Fine Retention Filter with Reinforced Rim, 60 mm circle (50 pcs) Ø 60 mm 50 pieces On Request Get Quote
1820-070 Grade GF/A Fine Retention Filter, 70 mm circle (100 pcs) Ø 70 mm 100 pieces 58.86 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-090 Grade GF/A Fine Retention Filter, 90 mm circle (100 pcs) Ø 90 mm 100 pieces 88.28 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-110 Grade GF/A Fine Retention Filter, 110 mm circle (100 pcs) Ø 110 mm 100 pieces 120.12 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-125 Grade GF/A Fine Retention Filter, 125 mm circle (100 pcs) Ø 125 mm 100 pieces 152.06 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-150 Grade GF/A Fine Retention Filter, 150 mm circle (100 pcs) Ø 150 mm 100 pieces 207.00 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-240 Grade GF/A Fine Retention Filter, 240 mm circle (100 pcs) Ø 240 mm 100 pieces 256.00 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-6537 Grade GF/A Fine Retention Filter, 81 mm circle (100 pcs) Ø 81 mm 100 pieces 119.02 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-8013 Grade GF/A Fine Retention Filter, 13 mm circle (100 pcs) Ø 13 mm 100 pieces 59.52 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-866 Grade GF/A Fine Retention Filter, 8 × 10 in (100 pcs) 8 x 10 in 100 pieces 416.00 USD Add to cart Get Quote

In Stock Stock on request Limited stock

1820-915 Grade GF/A Fine Retention Filter, 460 × 570 mm (25 pcs) 460 x 570 mm (18.11 x 22.44 in) 25 pieces 658.00 USD Add to cart Get Quote

In Stock Stock on request Limited stock

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