175 mm White Dot Quantitative Filter Paper Discs / Grade 389

These 175 mm diameter medium-fast filtering, white 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.

Price (USD):
$77.90
Item No.: 
FT-3-102-175
Availability: 
Pieces
100

*Custom/bulk order quotes are provided within 24 hours of request.

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

Applications

  • Application
    Clarification  
  • Application Area
    • Analytical sample preparation  
    • Particle analysis  

Dimensions

  • Dimensions
    N/A  
  • Filter Diameter
    ⌀ 175 mm  

General Specifications

  • Filter Format
    Discs  
  • Filter Paper/Membrane Color
    White  
  • Filtration Time
    20 s  
  • Grade
    389  
  • Specifications
    Medium- to wide-pore, medium fast filtering  
  • Thickness
    0.19 mm  

Materials of Construction

  • Filter Material
    100 % Cotton Linters (> 98 % alpha-cellulose; ash-free)  
  • Membrane Material
    N/A  

Physicochemical Information

  • Pore Size
    N/A  
  • Precipitations
    Medium-fine crystalline  
  • Retention Rate
    8–12 µm  

Product Information

  • Filter Type
    Quantitative Filter Papers  
  • Pack Size
    100  
  • Packaging
    Non-sterile, bulk packed  

Weight

  • Basis Weight
    84 g/m²