3M™ Secure Click™ Cartridge A1B1E1K1P3 R D8094 is CE approved against certain organic vapours with a boiling point above 65 ?C, inorganic gases, acid gases and ammonia, as well as particulates. It also offers protection against formaldehyde up to 10 ppm. Use our cartridge with 3M™ Secure Click™ Reusable Respirators 800 Series. New dual flow cartridges and filters allow for easier breathing. New dual flow cartridges and filters allow for easier breathing, Protects against gases, vapours, and particulate hazards, Quick, simple connection. Simply align the connections and push until you hear a click, Use with 3M™ Secure Click™ Reusable Respirators 800 Series, Swept-back design allows an enhanced field of view and compatibility with welding and grinding shields. CE approved 1 BOX = 8 FILTERS (NOT PAIRS)