Glass Microfiber Filter Paper - 1210-2500 - Grade 121, 25cm 161 This high performance grade is

This high performance grade is designed to retain extremely fine particles down to 0

Ahlstrom-Munksjö 161

Ahlstrom-Munksjö 141

air pollution testing

Glass Microfiber Filter Paper - 1210-2500 - Grade 121, 25cm 161 This high performance grade isAhlstrom Munksj 121 1. 0 m, Medium Speed This very thick grade offers finer particle than Grade 111 with high wet strength and loading capacity. Grade 121 is recommended for the clarification of liquid suspensions loaded with fine particulates. Grade 121 is also used in membrane pre filtration and is also found in quantification of solids, and LSC (Liquid Scintillation Counting) techniques that require high loading capacity.