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Cytiva Whatman™ Quantitative Filter Paper: Grade 42 Sheets

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

Supplier:  Cytiva 1442917

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Catalog No. 09-927-696


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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.
  • 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
Sheet
2.5 μm
1870 sec.
Grade 42
Ashless
57 mm
Grade 42 Ashless Filter Paper for Instrumental Analysis, 460 × 570 mm sheet (100 pcs)
Cotton Linters
2.5 μm
Designed for gravimetric analysis and the preparation of samples for instrumental analysis.For critical gravimetric analysis with the finest particle retention.
200 μm
46 mm
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