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Qualitative & Technical Papers, Smooth/ Grade 4 b

This paper grade is generally used for analytical and technical purposes.

Item no.:  FT-4-309-270

Availability:  On Request

This paper grade is generally used for analytical and technical purposes.

Brochure

Filter Papers for the Laboratory and Industry
en 9.1 MB
Papiers filtres pour les laboratoires et l’industrie
fr 10.7 MB
Carte da filtro per il laboratorio e l’industria
it 9.0 MB

Catalog

Laboratory Filtration Products (US and Canada)
en 9.6 MB

Product properties

  • Color
    White
  • Primary Product Type
    Filters
  • Grade
    4 b
  • Packaging
    Non-sterile, bulk packed
  • Pack Size
    100
  • Weight
    75 g/m²
  • Material
    Refined pulp and linters
  • Filter Type
    Qualitative Filter Papers
  • Filter Format
    Folded
  • Dimensions
    270 mm
  • Retention Rate
    8–12 µm

Technical attributes

  • Filter Material
    Cotton Linters and Refined Pulp (> 95 % alpha-cellulose)
  • Wet Bursting Strength
    30 kPa
  • Area of Application
    • Clarification
    • Analytical Sample Preparation
    • Particle Analysis
  • Specifications
    Medium fast filtering
  • Filtration Time
    22 s
  • Thickness
    0.15 mm