Macherey-Nagel Filter Papers, round, grade MN 1640 we, 320 mm, 100 pcs.

equivalent to Whatman/Schleicher Schüll article No. 1454320 MN 1640 we is the fastest, wet-strengthened, quantitative filter paper with highest flow rate. It is used for example in analytical procedures of samples with coarse or gelatinous particles. The smooth surface allows fiber-free filtration, even for highly acidic and basic media.