Protects against certain organic vapors, chlorine, hydrogen chloride, sulfur dioxide, hydrogen sulfide, hydrogen fluoride, and oily and non-oily particulates. For use with 3M half and full facepiece components with bayonet filter/cartridge connections 6000, 7000, and FF-400 series or 3M Scott AV-3000 HT and AV-3000 SureSeal facepieces with 3M Scott AV-632 bayonet adapter. Various Uses: When properly fitted, it can be used for a variety of purposes such as: in chemical manufacturing, laboratories, petrochemicals, general manufacturing, pharmaceuticals, etc. Easy to Unscrew and Disassemble: The bayonet connection is easy to unscrew and disassemble, and many designs 3M half mask and full face mask can be quickly assembled and disassembled. For industrial/professional use only. Not for sale to or use by consumers.