Macherey-Nagel Filter Papers, round, grade MN 1640 w, 270 mm, 100 pcs.

equivalent to Whatman/Schleicher Schüll article No. 1541270 MN 1640 w is a wet-strengthened, fast, ashless filter paper. Recommended for analytical procedures involving coarse particles or gelatinous precipitates. The smooth surface allows fiber-free filtration, even for highly acidic and basic media.