Whatman Grade 41 Fast Ashless Filter Paper, 150 mm circle 100/pk

By Whatman
$103.90 | PK
Product #: 705900
Mfr. Part #: 1441-150

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Description

Whatman Grade 41 environmental pollution papers are among the fastest filter papers in the Whatman ashless range. This gravimetric filter is well suited for quantitative analysis of soil and air.

Features

  • Extremely low ash content (0.007% ash maximum)

  • 20 µm nominal particle retention rating

  • Fast filtration speed (Herzberg 54 s)

  • Commonly used for routine air pollution analysis and soil pollution analysis