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GE Healthcare Whatman™ Quantitative Filter Paper: Grade 40 Circles Available on GSA/VA Contract for Federal Government customers only.

Supports accurate analysis in applications sensitive to very low levels of background contamination. Whatman™ Quantitative Filter Paper: Grade 40 Circles are additionally useful in gravimetric analysis where ash content might affect weight measurements of combusted samples.

Manufacturer:  GE Healthcare 1440240

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Catalog No. 09-845K


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Description

Description

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.
  • High-purity filters for quantitative analysis
  • Contain 0.007% maximum ash content
  • Medium nominal particle retention rating of 8µm
  • Medium filtration speed (Herzberg 340 sec.)

Suited for
  • Soil analysis, when separating solid matter from aqueous extracts
  • Quantitative determination of milk sediment
  • Use as a clean-up filter for solutions prior to atomic absorption (AA) spectrometry
  • Analysis of constituent components in cements, clays, iron, and steel products
  • Collection of trace elements and radionuclides from the atmosphere

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Specifications

Specifications

Grade 40 Ashless Filter Paper for Pollution Analysis, 240 mm circle (100 pcs)
Whatman Grade 40 high-purity filters from GE Healthcare’s Life Sciences business are general-purpose papers for quantitative analysis. Grade 40 filters are suitable for a variety of analytical filtration applications.
Grade 40
8μm
210μm
240mm
Designed for gravimetric analysis and the preparation of samples for instrumental analysis. Gravimetric analysis for numerous components in cements, clays, iron, and steel products. As a primary filter for separating solid matter from aqueous extracts in
21 s/100 mL/in2
Ashless
100Pack
High-quality cotton linters
Circles
Medium
8 μm
Medium
210 μm
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