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Quartz meets the highest purity requirements due to the lowest possible heavy metal content
Standard microfiber glass grade
95 mm - 180 mm / 30 min
Grade 151 is recommended for use in TCLP procedure as described in test methods for evaluating solid wastes
42 mm - 150 mm / 30 min is a medium thick paper is recommended for general applications with medium-heavy solute loading
Glass Microfiber Filter Paper - 1690-1100 - Grade 169, 11cm 52cm x 52cm Quartz meets the highest purityAhlstrom 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
US$ 35.00
US$ 10.00
US$ 19.99
