Qualitative, ashless

Cellulose filters made from high quality cotton. The filters are used in qualitative analysis techniques to determine and identify substances. Some grades are reinforced with a stable resin, making them resistant to moisture.
  • Products from high quality cotton fibers.
  • High purity filter for a wide range of critical applications.
  • 0,007% ash maximum.

Grade
Filtration rate / aspect
Retention (µm)
Thickness (µm)
Weight (g/m²)
40
average
8
210
95
41
fast
20-25
220
85
42
slow
2,5
200
100
43
average - fast
16
220
95
44
slow - average
3
180
80

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