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Cytiva Whatman™ Quantitative Filter Paper: Grade 42 Circles

Filters and retains extremely small particles. Whatman™ Quantitative Filter Paper: Grade 42 Circles are suitable for processes that require ashing.

Manufacturer:  Cytiva 1442090

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Catalog No. 09-855B


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Description

Description

Filters and retains extremely small particles. Whatman™ Quantitative Filter Paper: Grade 42 Circles are suitable for processes that require ashing.

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.
  • Ashless: 0.007% ash maximum
  • Fine (2.5 µm) nominal particle retention rating, eliminates large particles that might otherwise interfere with sensitive instrumentation
  • Herzberg filtration speed of 1870 s
  • Commonly used as a calcium carbonate filter

Specifications

Specifications

96 s/100 mL/in2
Circle
Fine
1870 sec.
Designed for gravimetric analysis and the preparation of samples for instrumental analysis.For critical gravimetric analysis with the finest particle retention.
Fine
200 μm
3.54 in.
Grade 42 Ashless Filter Paper for Instrumental Analysis, 90 mm circle (100 pcs)
High-quality Cotton Linters
2.5 μm
Slow
Grade 42
100 Pack
Ashless
90 mm
SDS
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