Glass Microfiber Filter Paper - 1510-0240 - Grade 151, 2.40cm 14.20cm This high absorbency grade is

This high absorbency grade is twice as thick as Grade 642 with similar particle retention

Grade 54 is also used in air pollution testing to determine gaseous compounds

Ahlstrom-Munksjö offers sterile gridded membranes packed individually for use in colony counting

Grade 111 is used in general laboratory filtration including atmospheric and water pollution monitoring such as intake controls

air pollution testing

Glass Microfiber Filter Paper - 1510-0240 - Grade 151, 2.40cm 14.20cm This high absorbency grade isAhlstrom Munksj 151 0. 7 m, Slow Speed This high performance grade is designed to retain extremely fine particles down to 0. 7 m. Grade 151 has retention comparable to membrane filter while providing high flow and loading capacity. Grade 151 is recommended for filtering fine precipitated proteins. In the filtration of nucleic acids and difficult biochemical solutions, Grade 151 is used in combination with Grade 141 as a highly efficient protective and