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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.
Brand: Cytiva 1442-070
19.60 GBP valid until 2025-01-31
Use promo code "23894" to get your promotional price.
This item is not returnable.
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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
96 s/100 mL/in2 | |
Disc | |
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 | |
2.75 in. |
Grade 42 Ashless Filter Paper for Instrumental Analysis, 70 mm circle (100 pcs) | |
Cotton Linters | |
2.5 μm | |
Slow | |
Grade 42 | |
100 Pack | |
Ashless | |
70 mm |