Macherey-Nagel Filter Papers, folded, grade MN 616 1/4, 320 mm, 100/pak

equivalent to Whatman/Schleicher Schüll article No. 10311853, 214320. Basis weight: 85 g/m2. Thickness: 0.2 mm. Filtration speed: 27 s/10 ml. Smooth. Medium fast filtration, for example, for sulfides, lead chromate and calcium oxalate.