PM2.5 PTFE Membrane Filter, with supported polypropylene ring, MS PM25A462

PM 2.5 PTFE Membrane

PM 2.5 monitoring membranes are manufactured according to US EPA 40 CFR Part 50, Appendix L.

The thin, high-purity, high-retention PTFE films are sequentially numbered and supported with a chemical-resistant polypropylene support ring.