Log in

Phone-alt Envelope Facebook

Log in

Don’t have an account? Click here to apply.

FILTER PAPERS, ASHLESS, 55MM DIA, PK 100

FILTER PAPERS, ASHLESS, 55MM DIA, PK 100

Product Code: FI01201

Description

FI01201

ASHLESS, FILTER PAPERS 55MM DIA, PACK OF 100

Use for quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates or for quantitative air pollution analysis. Whatman™ Quantitative Filter Paper: Grade 41 Circles are commonly used in preparing samples for metal analysis after nitric acid digestion.

Ashless grades are very pure filters suitable for a wide range of critical analytical filtration procedures. Whatman™ quantitative filter papers are designed for gravimetric analysis and the preparation of samples for instrumental analysis.

  • Extremely low ash content (0.007% ash maximum)
  • 20μm nominal particle retention rating
  • Fast filtration speed (Herzberg 54 s)
  • Commonly used for routine air pollution analysis and soil pollution analysis
  • High-purity filters for quantitative analysis
          

Format Disc
Material Cotton Linters
Particle Retention 20 μm
Pore Size 20 μm
Filtration Speed ASTM, 12 seconds; Herzberg, 54 seconds
Flow Rate Fast
For Use With (Application) Metallurgy: iron and aluminum hydroxides. Air pollution monitoring. Normal loading; limited wet strength
Grade 41
Porosity Coarse
Quantity 100 Pk.


Bestsellers