7600 Multi-Gas/Vapor Smart Cartridges for 7000/9000 SeriesRespirators is 100% PVC-Free. Multi-gas/vapor Smart cartridge simplifiesinventory. Approved for nine common gas/vapors.Cartridge selection made simpler and misusereduced. Replaces up to five gas/vaporcartridges. For use against multi hazards inthe same workplace. Use with #7600 Multi-gas/vapor Smart Assembled Respirators.NIOSH Approved For: Organic Vapors, Ammonia,Methylamine, Chlorine, Hydrogen Chloride,Sulfur Dioxide, Chlorine Dioxide, Hydrogen.(1 Pair/Bag, 30 Bags/Case)