Long-life cartridges are approved to the NIOSH P100 Class, so they are at least 99.97% efficient against oil- and non-oil based contaminants, and are oil-proof so they have no time use limitation.
The cartridges are also NIOSH Approved against Chlorine, Hydrogen Chloride, Hydrogen Sulfide, and Organic Vapors.
The cartridges include integral high efficiency (99.97% against 0.3 micron particles) filters and an impregnated bed of special activated carbon.
The cartridges are certified by NIOSH with P100/OV/CL/SD/HC approvals.
These cartridges are only compatible with SWX series Full Facepieces or Half-Mask Facepieces. They are not certified with any other facepiece.