Glass Microfiber Filter Paper - 1410-0240 - Grade 141, 2.40cm 111 Quartz thimbles are used for

Quartz thimbles are used for emission testing in high-temperature environments

and comes with 250 sheets per carton

Grade 161 for Microwave Sample Pads

This is a very fine retention filter for gravimetric analysis of very fine particles such as barium and lead sulfates

Ahlstrom-Munksjö 169

Glass Microfiber Filter Paper - 1410-0240 - Grade 141, 2.40cm 111 Quartz thimbles are used forAhlstrom Munksj 141 3. 1 m, Fast Speed This grade offers better filtration speed and a higher loading capacity than an analytical filter paper of similar particle retention. Grade 141 is particularly recommended for pre filtration of membrane filters and is also used in combination with Grade 121 as a highly efficient protective and retentive grade density pre filter for membrane filters.