Features of the Whatman Qualitative Filter Papers:
Slightly more retentive than Grade 1 with a corresponding increase in filtration time (i.e., slightly slower filtration speed).
More absorbent than Grade 1.
In addition to general filtration in the 8 µm particle size range, the extra absorbency is utilized, for example, to hold soil nutrient in plant growth trials.
Also used for monitoring specific contaminants in the atmosphere and in soil testing.
Also available prepleated as Grade 2V.
Description: Medium flow.
Particle Retention in Liquid (µm): 8*.
Filtration Speed: 240.
Air Flow (s/100 ml/in2): 21.
Typical Thickness: 190 µm.
Basis weight (g/m2): 103.
With one of the largest catalogs of medical, surgical and diagnostic supplies available online, Medex Supply can accommodate your facility's needs for Laboratory Supplies. Filter Paper can be found in our extensive online collection of products from globally recognized and trusted brands, including Whatman. An excellent option to consider is the Qualitative Filter Papers, 100/pk.