GE’s Whatman Grade 42 quantitative papers have the finest retention of all Whatman ashless filter paper grades. Grade 42 is designed for gravimetric analysis and sample preparation for instrumental analysis.
Grade 42 Ashless Filter Paper for Instrumental Analysis, Circle & Sheet
Description
- 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
Whatman quantitative papers come in a variety of particle retentions. Also see hardened ashless grades for work with strong acids or bases.
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To make your order, please contact us at info@polyscientific.com.my or call us at +6 06 3350 690