s
Skip to content Skip to navigation menu

Qualitative Papers/ Grade 131

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

Item no.:  FT-4-351-110

Availability:  On Request

  • 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 9.1 MB

Catalog

Laboratory Filtration Products (US and Canada)
en 9.6 MB

Product properties

  • Color
    White
  • Dimensions
    110 mm
  • Weight
    80 g/m²
  • Retention Rate
    3–5 µm
  • Primary Product Type
    Filters
  • Grade
    131
  • Filter Type
    Qualitative Filter Papers
  • Filter Format
    Folded
  • Packaging
    Non-sterile, bulk packed
  • Pack Size
    100

Technical attributes

  • Thickness
    0.16 mm
  • Filtration time
    100 s
  • Filter Material
    Cotton Linters and Refined Pulp (low-phosphate and potassium; < 0.02 % ash)
  • Specifications
    Narrow-pore, dense, slow filtering
  • Area of Application
    • Clarification
    • Analytical Sample Preparation
    • Particle Analysis
  • Precipitations
    Fine crystalline