Quantitative Filter Paper - 0940-4000 - Grade 94, 40cm 169 Ahlstrom-Munksjö Grade 240 and 623

Ahlstrom-Munksjö Grade 240 and 623 are blotting papers manufactured for use in the pulp and paper industry

collecting hydroxides after precipitation by strong alkalis and in the analysis of metals in acid and alkali solutions

This grade offers fine particle retention with high filtration speed and good loading capacity

This standard grade found in many environmental applications offers slightly more retention than Grade 111 with slightly lower filtration speed and loading capacity

This very thick grade offers finer particle than Grade 111 with high wet strength and loading capacity

Quantitative Filter Paper - 0940-4000 - Grade 94, 40cm 169 Ahlstrom-Munksjö Grade 240 and 623Ahlstrom Munksj 94 1. 5 m, Slow Speed This is an extremely fine retention filter for critical gravimetric analysis of very fine particles such as barium and lead sulfates, stannic and nickel sulfide, calcium oxalate and calcium fluoride.