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Quartz fiber filters – Air pollution monitoring
Glass fiber filter circles, MN 85/90 BF, Binder-free, Retention capacity: 0.5 µm
Glass fiber filter circles, MN 85/90 BF, Binder-free, Retention capacity: 0.5 µm

MN85/90BF is a binder-free filter paper for difference weight analysis. This paper is especially used in water treatment facilities for example for the determination of suspended solids.
Format Glass fiber filter circles
Grade MN 85/90 BF
Surface Smooth
Basis weight 90 g/m²
Thickness 0.4 mm
Filtration speed (air) 15 s
Quality Binder-free
Material Borosilicate glass micro fibers
Color White
Temperature stability 500 °C
Separation efficiency 99.995 %
Retention capacity 0.5 µm
Diameter 25 mm, 37 mm, 45 mm, 55 mm, 70 mm, 90 mm, 110 mm, 125 mm, 150 mm, 185 mm, 240 mm, 270 mm
Scope of delivery 100 filters per pack
Hazardous material No
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