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 dd, Quantitative, Slow (100 s), Smooth
Filter paper circles, MN 640 dd, Quantitative, Slow (100 s), Smooth

MN640dd is an ashless, slow filter paper which is slightly less retentive than MN640d.
Format Filter paper circles
Grade MN 640 dd
Surface Smooth
Basis weight 70 g/m²
Thickness 0.16 mm
Filtration speed description Slow
Filtration speed 100 s
Quality Quantitative
Material Cellulose
Ash content < 0.01 %
Color White
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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