Glass Microfiber Filter Paper - 1310-0470 - Grade 131, 4.70cm 4.70cm This is our most widely

This is our most widely used blotting paper

Grade 151 has retention comparable to membrane filter while providing high flow and loading capacity

42 mm - 150 mm / 30 min

Ahlstrom-Munksjö 169

Glass Microfiber Filter Paper - 1310-0470 - Grade 131, 4.70cm 4.70cm This is our most widelyAhlstrom 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.