70 mm Green Dot Quantitative Filter Paper Discs / Grade 390

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70 mm Green Dot Quantitative Filter Paper Discs / Grade 390
 

These 70 mm diameter slow filtering, green dot filter papers 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):
$17.00
Item No.: 
FT-3-103-070
Availability: 
Pieces
100

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

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

Brochure

Filter Papers for the Laboratory and Industry
en 4.1 MB

Applications

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

Dimensions

  • Dimensions
    N/A
  • Filter Diameter
    ⌀ 70 mm

General Specifications

  • Filter Format
    Discs
  • Filter Paper/Membrane Color
    White
  • Filtration Time
    100 s
  • Grade
    390
  • Specifications
    Narrow-pore, dense, slow filtering
  • Thickness
    0.16 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
    3–5 µm

Product Information

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

Weight

  • Basis Weight
    84 g/m²

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