Filter Paper Grade 4 – 320mm Diameter 1004-320

$139.00 ex GST

(Pack of 100)

Product Description

Filter Paper Grade 4

Available Sizes:

  • Circles: 27 mm to 400 mm (available prepleated)

Properties

  • Particle retention1: 25µm
  • Nominal thickness: 210 µm
  • Nominal basis weight: 92 g/m2
  • Nominal ash content2: 0.06%

Applications

Grade 4 is a fast filter material that is well suited for retention of coarse particles and gelatinous precipitates, such as ferric hydroxide and aluminum hydroxide. Specific applications include:

  • Air pollution monitoring where the collection of fine particles is not critical
  • Routine clean-up of biological fluids or organic extracts
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