GE Healthcare 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: GE Healthcare 1442110
DescriptionAshless 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
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GE Healthcare Life Sciences
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