Features of the Whatman Qualitative Filter Papers:
Particle retention: >8m.
Porosity: medium fine.
Filtration speed": ASTM*, 55 sec; Herzberg, 240 sec.
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.