Glass Microfiber Filter Paper - 1690-0550 - Grade 169, 5.50cm 74 iron) found in heavy industries

iron) found in heavy industries such as construction

Grade 74 is also found in general soil analysis for separating solid from aqueous extracts

and cobalt sulfide

This medium thick paper is recommended for general applications with medium-heavy solute loading

Grade 111 is also recommended for filtering solvents in a high-resolution laboratory

Glass Microfiber Filter Paper - 1690-0550 - Grade 169, 5.50cm 74 iron) found in heavy industriesAhlstrom Munksj 169 1. 0 m, Fast Speed This glass microfiber grade is a smooth surface, binder free filter with unique high temperature resistance. It offers fine particle retention and product stability to over 500 degrees Centigrade. The temperature resistance makes Grade 169 well suited for suspended solids determination, volatile solids testing, air pollution testing, and related EPA and ASTM protocols. (100 circles box) Grade 169 for STM2540 E