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 621, Technical, Medium fast (40 s), Smooth
Filter paper circles, MN 621, Technical, Medium fast (40 s), Smooth

MN621 is a medium fast, technical filter paper that is commonly used for oil regeneration of transformers and turbines. Further it finds application in soil analysis.
Format Filter paper circles
Grade MN 621
Surface Smooth
Basis weight 130 g/m²
Thickness 0.27 mm
Filtration speed description Medium fast
Filtration speed 40 s
Quality Technical
Material Cellulose
Color White
Wetstrength Medium
Diameter 55 mm, 70 mm, 90 mm, 110 mm, 125 mm, 150 mm, 185 mm, 240 mm, 270 mm, 320 mm, 385 mm, 400 mm, 450 mm, 500 mm
Scope of delivery 100 filters per pack
Hazardous material No
If you would like to learn more technical parameters and applications about Filter paper circles, MN 621, Technical, Medium fast (40 s), Smooth please contact us online or leave a message.
Please kindly contact us through Tel: +86 (0) 21/3352 2300 for more information.