Organic Vapor (OV) | Approved for vapors from organic liquids, including gasoline, certain solvents, paints, and thinners.
Acid Gas (AG) | Approved for highly toxic gases such as sulfur dioxide, hydrogen sulfide, hydrogen chloride, and others.
OV/AG | Approved for organic vapors, chlorine, hydrogen chloride, sulfur dioxide, chlorine dioxide, hydrogen fluoride and hydrogen sulfide (escape).
Alkaline | Filters ammonia, methylamine, phosphine, and others.
Multi-Contaminant | Approved for organic vapors, ammonia, methylamine, chlorine, hydrogen chloride, sulfur dioxide, chlorine dioxide, hydrogen fluoride, hydrogen sulfide (escape) and formaldehyde.