Ashless filter papers – For quantitative analysis
Ashless hardened filter papers – Wet-strengthened
Qualitative filter papers
Qualitative hardened filter papers
Technical Filter Papers
Chromatography Papers
Filter paper circles, MN 640 we, Quantitative, Very fast (5 s), Smooth
Filter paper circles, MN 640 we, Quantitative, Very fast (5 s), Smooth

MN640we is the fastest quantitative filter paper with highest flow rate. It is used for example in analytical procedures of samples with coarse or gelatinous particles.
Format Filter paper circles
Grade MN 640 we
Surface Smooth
Basis weight 85 g/m²
Thickness 0.22 mm
Filtration speed description Very fast
Filtration speed 5 s
Quality Quantitative
Material Cellulose
Ash content < 0.01 %
Color White
Retention capacity 12–25 µm
Wetstrength Light
Diameter 55 mm, 70 mm, 90 mm, 110 mm, 125 mm, 150 mm, 185 mm, 240 mm, 270 mm, 320 mm
Scope of delivery 100 filters per pack
Hazardous material No
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