Macherey-Nagel Filter Papers, folded, grade MN 620 1/4, 400 mm, 100 pcs.

Basis weight: 75 g/m2. Thickness: 0.26 mm. Filtration speed: 20 s/10 ml. Grained surface. Natural (brown) filter paper, high wet strength, medium rate of filtration, for example, for the sugar industry.