Product Description Multi-Gas cartridge for Ammonia, Chlorine Dioxide, Chlorine, Formaldehyde, Hydrogen Chloride, Hydrogen Fluoride, Hydrogen Sulfide, Methylamine, Organic Vapor, Sulfer Dioxide, and all Particulates. Fits Gerson half mask and full face respirators. Low profile swept back design keeps field of vision clear. Sold in a pack of two. 413155
