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Qualitative Papers/ Grade 292 a

These filter papers are especially suitable for qualitative analyses that require a low ash content.

Order Number:  FT-3-215-055

Availability:  On Request

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


Filter Papers for the Laboratory and Industry
en 6.4 MB
Carte da filtro per il laboratorio e l’industria
it 6.4 MB
Papiers filtres pour les laboratoires et l’industrie
fr 6.4 MB


Laboratory Filtration Products
en 14.3 MB
Laboratory Filtration Products (US and Canada)
en 9.6 MB

Product properties

  • Colour
  • Dimensions
    55 mm
  • Weight
    97 g/m²
  • Primary Product Type
  • Grade
    292 a
  • Packaging
    Non-sterile, bulk packed
  • Pack size
  • Material
    Cotton linters, low-nitrogen and nitrates
  • Filter Type
    Qualitative Filter Papers
  • Filter Format

Technical attributes

  • Filter material
    Cotton Linters (low-nitrogen and nitrates; < 0.06 % ash)
  • Area of application
    Clarification` Analytical Sample Preparation` Particle Analysis
  • Thickness
    0.19 mm
  • Filtration time
    97 s
  • Particle retention
    4-7 µm
  • Specifications
    Medium dense, medium fast filtering
  • Precipitations
    Fine crystalline

No accessories & consumables found