3M™ 3MR6003 6000 Organic Vapor/Acid Gas Respiratory Protect Cartridge. 3M™ Low-Maintenance Cartridge is designed to render respiratory protection from organic vapors, chlorine, hydrogen chloride, sulfur dioxide, hydrogen sulfide or hydrogen fluoride at concentrations up to 10 times and 50 times the permissible exposure limit with half Facepieces and full Facepieces respectively. This cartridge is compatible with 6000 and 7000 series air purifying respirator comprising bayonet style cartridge holders. Cartridge measuring 3.4" X 4.2" is used in a variety of applications such as pulp and paper, chemical manufacturing, glass etching and laboratories. Cartridge is provided with a swept-back design for increased field of view and balance.