3M cartridge/filter 60923, organic vapor/acid gas/P100 when properly fitted on 3M half & full face pieces 6000 series and 3M half & full face pieces 7000 series with bayonet style cartridge holders, helps provide respiratory protection from certain organic vapors, chlorine, hydrogen chloride, sulfur dioxide, or hydrogen sulfide or hydrogen fluoride & particulates at concentrations up to 10 times the permissible exposure limit (PEL) with half face pieces or 50 times PEL with full face pieces. Not for use in environments that are immediately dangerous to life or health (IDLH). 3M organic vapor/acid gas cartridge for 6000 and 7000 series air purifying respirator with P100 filter. Use in a variety of applications including petrochemical, laboratories, pharmaceutical and chemical manufacturing. Resists chlorine, hydrogen chloride, hydrogen fluoride, hydrogen sulfide, organic vapors, particulates, sulfur dioxide.