Whatman™ Quantitative Filter Paper: Grade 41 Circles

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.

Overview
Brand: Whatman™

Manufacturer Part Number: 1441-055

UNSPSC: 41104929

Code: 52

Additional Details:
Additional Details: Weight: 0.02000kg



Product Code. 10347341

Quantity Price
1 £ 18.3 / Pack of 100
10 £ 14.64 / Pack of 100
In Stock 5
Add to basket


  • Description and Specification
  • Alternative Products
  • Documentation
Description and Specification

Specification

Thickness (Metric) 215μm
Quantity 100Pack
Material High-quality Cotton Linters
Diameter (Metric) 55mm
For Use With (Application) Metallurgy: iron and aluminum hydroxides. Air pollution monitoring. Normal loading; limited wet strength
Pore Size (Metric) 20μm
Flow Rate Fast
Particle Retention Gelatinous precipitates and coarse particles
Porosity Coarse
Format Circle
Grade 41

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

Alternative Products
Documentation