Specialty - Polyshield® Fluid Barriers - 4002-4657 - Grade 4002, 46cm x 57cm 20cm x 20cm enabling more precipitate to be

enabling more precipitate to be held without clogging the filter

This standard grade found in many environmental applications offers slightly more retention than Grade 111 with slightly lower filtration speed and loading capacity

Suitable for heating up to temperatures less than 500° C

Ahlstrom-Munksjö Grade 222

mining or steel

Specialty - Polyshield® Fluid Barriers - 4002-4657 - Grade 4002, 46cm x 57cm 20cm x 20cm enabling more precipitate to beAhlstrom Munksj's Polyshield Fluid Barrier is a super absorbent, pure cellulose paper with an impermeable polyethylene backing that absorbs splatters and spills, and protects work areas from contamination and damage by toxic, infectious, corrosive, radioactive or staining materials. Polyshield's smooth, firm surface does not inhibit stability of bottles or tubes, and allows recovery of dry spills. Liquid samples can be recovered by washing the