The NORTH Defender™ multipurpose cartridge and P100 particulate filter works for organic vapor, ammonia, methylamine, formaldehyde, and acid gas (chlorine, hydrogen chloride, sulfur dioxide, hydrogen sulfide, hydrogen fluoride, and chlorine dioxide). For use with the following NORTH respirator series: 5400, 5500, 7600, and 7700 Item: Respirator Cartridge For Use With: North 5500, RU8500 and 7700 Series Half Mask Respirators, North 5400, RU6500 and 7600 Series Full Mask Respirators Cartridge Approved For: AM, CD, CL, FM, HC, HF, HS, MA, OV, P100, SD Color Code: Olive/Magenta Respirator Connection Type: Threaded
