Approved for OV, CL, HC, SD, HF, HS, CD, FM, AM and MA

North multi-gas respirator cartridges are approved for organic vapor, chlorine, hydrogen chloride, sulphur dioxide, hydrogen sulfide (Escape), hydrogen fluoride, chlorine dioxide, ammonia, methylamine, formaldehyde. Use with North full- or half-mask respirators (5000, 600 and 7000 series). NIOSH approved. Olive color. Sold as a pair.