Quantitative Filter Paper - 0540-1500 - Grade 54, 15cm Acid Treated Glass Grade 55 is also used

Grade 55 is also used in air and foodstuffs analysis and for chloride and phosphorous in cement

Ahlstrom-Munksjö 111

This is an extremely fine retention filter for critical gravimetric analysis and metal determination of very fine particles such as barium and lead sulfates

Grade 121 is also used in membrane pre-filtration and is also found in quantification of solids

saving valuable time and reducing waste disposal and reagent costs

Quantitative Filter Paper - 0540-1500 - Grade 54, 15cm Acid Treated Glass Grade 55 is also usedAhlstrom Munksj 54 10 m, Fast Speed This is a fast filtering grade for rapid filtration of coarse particles and gelatinous precipitates such as iron, zirconium and aluminum hydroxides, and cobalt sulfide. Grade 54 is also used in air pollution testing to determine gaseous compounds. It is recommended for fast analysis procedures for unstable precipitates such as silicon, which requires speedy filtration. Call for pricing if ordering larger quantities