Glass Microfiber Filter Paper - 1310-2400 - Grade 131, 24cm 9cm This is a fast filtering

This is a fast filtering grade for rapid filtration of coarse particles and gelatinous precipitates such as iron

Can also be used to STM 2540-C and -B

Grade 1765 is white and Grade 1766 is tinted gray for improved visibility of fine root systems

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

Glass Microfiber Filter Paper - 1310-2400 - Grade 131, 24cm 9cm This is a fast filteringAhlstrom 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.