150 mm Red Dot Quantitative Folded Filter Papers / Grade 392

These 150 mm diameter medium fast filtering, red dot folded filter papers 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):
$87.70
Item No.: 
FT-4-105-150
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 density
  • 100 folded filters per pack

Applications

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

Dimensions

  • Dimensions
    N/A  
  • Filter Diameter
    ⌀ 150 mm  

Features

  • Color-coded Dot
    Red dot: Medium fast filtering, medium density ash-free, wet-strengthened  

General Specifications

  • Filter Format
    Folded  
  • Filter Paper/Membrane Color
    White  
  • Filtration Time
    50 s  
  • Grade
    392  
  • Specifications
    Medium dense, medium fast filtering  
  • Thickness
    0.17 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
    Fine crystalline  
  • Retention Rate
    5–8 µm  

Product Information

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

Weight

  • Basis Weight
    84 g/m²