2PK Tox Dust Cartridge, Safety Works, Mfr#: SWX00324

2 Pack, Toxic Dust Respirator Replacement Cartridges P100, Compatible With Toxic Dust Respirator, Heap Level Filtrations, High Efficiency Particulate Air Heap Filters Are 9997 Efficient Against Particles Which Are At 03 Microns Or Larger, Designed With Pleats, These Patented Cartridges Feature A Large Surface Area In A Very Small Diameter, Low Profile, Respirator Is Approved By NIOSH Under The NIOSH 42 CFR 84 Respirator Certification Regulations, Approved For The P100 Filter Classification, Use With SWX00319 Toxic Dust Respirator