Glass Microfiber Filter Paper - 1310-1100 - Grade 131, 11cm 3.7cm Designed and formulated specifi0y to

Designed and formulated specifi0y to maintain a stable weight of 550° C

Grade 151 is recommended for filtering fine precipitated proteins

volatile solids testing

Ahlstrom-Munksjö 151

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

Glass Microfiber Filter Paper - 1310-1100 - Grade 131, 11cm 3.7cm Designed and formulated specifi0y toAhlstrom Munksj 131 1. 0 m, Medium Speed This standard grade found in many environmental applications offers slightly more retention than Grade 111 with slightly lower filtration speed and loading capacity. Grade 131 is recommended for the collection of suspended solids in potable water and in industrial wastes. In biochemical tests, Grade 131 is suited for cell harvesting, liquid scintillation counting and the analysis of carbohydrates.