Quantitative Filter Papers - Ashless Grades (Ash 0.007%)

Grade 40: 8 ㎛
The classic general purpose ashless filter paper with medium speed and retention. Typical applications include gravimetric analysis for numerous components in cements, clays, iron and steel products; as a primary filter for separating solid matter from aqueous extracts in general soil analysis, quantitative determination of sediments in milk and as a pure analytical grade clean-up filter for solutions prior to AA spectro- photometry. Used also as a high purity filter in the collection of trace elements and radionuclides from the atmosphere.
100ea/ box