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Low Ash Filter Papers for Qualitative Analysis, Hahnemühle

Low ash filter paper (aprox. 0.08 %) recommended for precise identification of materials and for sample preparation prior to sensitive detection methods.

  • For specific analytical tests that require greater precision than "General use" filter papers
  • Perfectly qualified for food controls according LFBG § 64 para. 1 and 2, beverage analyses and environmental monitoring
  • Made of super-refined cotton linters and cellulose
  • α-cellulose content above 95%
  • Plain and folded discs

 

Technical specifications:

Grade

Properties

Filtration
Herzberg s

Retention of
particles µm

Weight
g/m2

Thickness
mm

FP604

Fast

50

12 – 252)

79

0.19

FP598

Medium,
thick

100

8 – 102)

140

0.32

FP597

Medium

155

4 – 72)

85

0.18

FP595

Medium
thin

160

4 – 72)

68

0.15

FP602h

Slow,
dense

7501)

22)

84

0.16

1) Measured with 100 mm water column instead of 50 mm
2) Approximate values


Folded filters
Ø
mm		PU
pc/Pack		FP 604FP 597FP 595FP 602h
Order No.Order No.Order No.Order No.
 7010010 15 95070
 9010010 15 95096
11010010 15 9711010 15 95111
12510010 15 9412510 15 9712610 15 9512610 15 92126
15010010 15 9415110 15 9715110 15 9515110 15 92151
18510010 15 9418610 15 9718510 15 9518610 15 92186
24010010 15 9424010 15 9724010 15 9524010 15 92240
27010010 15 9727010 15 95270
32010010 15 9732010 15 95321


Filter circles
Ø
mm		PU
pc/Pack		FP 604FP 598FP 597FP 595FP 602h
Order No.Order No.Order No.Order No.Order No.
 5510010 15 9305510 15 91056
 7010010 15 9307110 15 91071
 9010010 15 9309110 15 9109110 15 96090
11010010 15 9911010 15 9811010 15 9311110 15 9111110 15 96110
12510010 15 9912510 15 9812510 15 9312610 15 9112610 15 96126
15010010 15 9915010 15 9815110 15 9315110 15 9115110 15 96151
18510010 15 9918510 15 9318610 15 9118610 15 96185



Other sizes on request.