Code: XFB640-42
These prefilter papers offer increased pore size for fastest filtration speed and flow rate of any of the Whatman brand glass microfiber filter papers.
per BOX100
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All Whatman Glass Microfibre filters have a fast filtration and a high loading capacity and particle retention rate.
Grade GF/F: This ultra-fine filter has 98% retention efficiency for particles down to 0.7µm liquids.
Manufactured without chemical binder from high grade borosilicate glass
They are suitable for gravity or low suction filtration
Filtration speeds generally very much higher than conventional cellulose papers
Efficient retention of micron size particles
Must be used flat. Ideal for use in flat perforated plate Buchner type funnels (not sintered glass models)
Can be used up to 550°C
Wide range of applications including:
retention of fine analytical precipitates
retention of biochemical gelatinous precipitates
water/air pollution analyses
as prefilters for membranes
scintillation counting
radioimmunoassay
