Circles, quantitative, red ribbon equivalent, grade 1015

The filter papers for quantitative analyses are made of 100 % cotton linters. For maximum purity the papers are acid-washed and cleaned with demineralized water. Ash content is 0.007 %.

Grade 1015, medium to slow filtering, particle retention 5-8 µm, filtration speed 50 s according to DIN 53137, basis weight 84 g/m², thickness 0.16 mm

For fine precipitates (magnesium phosphate, ammonium phosphate, calcium oxalate, coarser flaked forms of barium sulphate).

Ø PK Cat. No.
mm
1 42.5 100 7697818 Open webshop
2 55 100 7697810 Open webshop
3 70 100 7697811 Open webshop
4 90 100 7697812 Open webshop
5 110 100 7697813 Open webshop
6 125 100 7697814 Open webshop
7 150 100 7697815 Open webshop
8 185 100 7697816 Open webshop
9 210 100 7699051 Open webshop
10 240 100 7697817 Open webshop
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