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70 mm Black Dot Quantitative Filter Paper Discs / Grade 388

These 70 mm diameter fast filtering, black dot filter paper discs are used for quantitative and gravimetric analyses as well as for pressure or vacuum filtration. They are made out of 100 % cotton linters with an α-cellulose content of > 98 % and are acid-washed to make the papers ashless and achieve high purity.

Item no.:  FT-3-101-070

Price:  $12.00

Availability:  For more information please log in

100 Pieces
   

  • Made of 100 % cotton linters
  • Ash-free (ash content ≤ 0.01 % according to DIN 54370)
  • Wet-strengthened
  • Color-coded box for easy selection
  • Fast filtering
  • Wide-pore
  • 100 discs per pack

Brochure

Filter Papers for the Laboratory and Industry
en 6.4 MB
Papiers filtres pour les laboratoires et l’industrie
fr 2.4 MB
Carte da filtro per il laboratorio e l’industria
it 2.4 MB
赛多利斯 实验室过滤产品 精简目录
zh 2.9 MB

Catalog

Laboratory Filtration Products
en 17.2 MB

Dimensions

  • Filter Diameter
    ⌀ 70 mm

General Specifications

  • Filter Format
    Discs
  • Filter Paper/Membrane Color
    White
  • Filtration Time
    10 s
  • Grade
    388
  • Specifications
    Wide-pore, loose structure, fast filtering
  • Thickness
    0.21 mm

eShop Dynamic Attributes

  • Application Area
    • Analytical Sample Preparation
    • Particle Analysis
    • Clarification
  • Filter Material
    100 % Cotton Linters (> 98 % alpha-cellulose; ash-free)
  • Filter Type
    Quantitative Filter Papers
  • Precipitations
    Coarse crystalline
  • Retention Rate
    12–15 µm