With less than 0.01% ash, Cytiva's Whatman Grade 589/1 filter papers can be used for the Blaine test in the cement industry and as an ash content test filter for foodstuffs.

  • Herzberg filtration speed of 50 s*
  • Black ribbon filter’ for fast filtration of coarse precipitates
  • High purity (< 0.01% ash)
  • Blaine test and ash content test compatible
  • Also available prepleated as Grade 589/1 ½

*The time taken to filter 100 ml water (20°C) through a filter area of 10 cm²  at a constant pressure of 5 cm water column

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Product Product Name Price
10300009 Grade 589/1 Filter for Coarse Precipitate Retention, 90 mm circle (100 pcs) Grade 589/1 90 mm 38.76 USD Add to cart Get Quote

In Stock Stock on request Limited stock

10300010 Grade 589/1 Filter for Coarse Precipitate Retention, 110 mm circle (100 pcs) Grade 589/1 110 mm 46.48 USD Add to cart Get Quote

In Stock Stock on request Limited stock

10300011 Grade 589/1 Filter for Coarse Precipitate Retention, 125 mm circle (100 pcs) Grade 589/1 125 mm 54.22 USD Add to cart Get Quote

In Stock Stock on request Limited stock

10300012 Grade 589/1 Filter for Coarse Precipitate Retention, 150 mm circle (100 pcs) Grade 589/1 150 mm 73.53 USD Add to cart Get Quote

In Stock Stock on request Limited stock

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