Gas, Vapour and Particulate Filter 6099 protects against organic vapours (boiling point above 65C, inorganic vapours, acid gases, ammonia and its derivatives, mercury, formaldehyde up to 10ppm and particulates. Suitable for use with 3M Reusable Full Face Respirators featuring the Bayonet filter connection system: 3M Reusable Full Face Mask 7097S, 3M Reusable Full Face Masks 6000 Series