SKU: WH1442917Available Quantity : 0
Our high-purity Whatman ashless Grade 42 quantitative filter papers are suitable for a wide range of critical analytical filtration procedures for quantitative analysis. Grade 42 filter 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.
Features and Benefits
Ashless: 0.007% ash maximumFine (2.5 μm) nominal particle retention rating, eliminates large particles that might otherwise interfere with sensitive instrumentationHerzberg filtration speed of 1870 sCommonly used as a calcium carbonate filterParticularly suitable for gravimetric analysis