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High-purity, Qualitative Filter Paper

These paper grades are used for analytical purposes that require a low ash content.

Grades 292 and 292a are especially suitable for soil analyses because they are low in nitrogen. For phosphate or sodium determination, we recommend grades 131 and 132.

Choose your product

Products (82)

Qualitative Papers/ Grade 292
Qualitative Papers/ Grade 292
Item no.:   FT-3-205-021
Grade
292
Filter Format
Discs
Qualitative Papers/ Grade 132
Qualitative Papers/ Grade 132
Item no.:   FT-4-329-125

$36.70

Grade
132
Filter Format
Folded
Qualitative Papers/ Grade 132
Qualitative Papers/ Grade 132
Item no.:   FT-4-329-385

$232.30

Grade
132
Filter Format
Folded
Qualitative Papers/ Grade 292
Qualitative Papers/ Grade 292
Item no.:   FT-4-205-385

$230.00

Grade
292
Filter Format
Folded
Qualitative Papers/ Grade 292
Qualitative Papers/ Grade 292
Item no.:   FT-3-205-185

$31.00

Grade
292
Filter Format
Discs

  • Pure cotton linters or cotton linters with refined pulp
  • No additives, such as wet-strengthening agents

Brochure

Carte da filtro per il laboratorio e l’industria
it 9.0 MB
Papiers filtres pour les laboratoires et l’industrie
fr 10.7 MB
Filter Papers for the Laboratory and Industry
en 6.4 MB
宣传手册:实验室过滤产品精简目录
zh 19.0 MB

Catalog

Laboratory Filtration Products (US and Canada)
en 9.6 MB
Laboratory Filtration Products
en 21.9 MB
Wet-strengthened Filter Papers for Qualitative Analyses

These qualitative filter papers are essentially used for analytical purposes and routine analyses, whenever no gravimetric analyses are required. They are wet-strengthened and can be used for pressure and vacuum filtration. They are made of refined pulp and linters with an > 95% α-celluloose content, are very pure with an ash content < 0.1%.