3M™ Combination Filter CF32 ABEK2P3 R D DT-4045E* Suitable for use with certain 3M™ half and full-face tight-fitting respirators in negative-pressure mode, as well as 3M™ Powered Air Respirator System PF-600 Series* Protects against particulates, organic and inorganic gases, and vapours, acid gases and vapours, and ammonia and its derivatives.* Protects against gases and vapours from organic compounds with a boiling point above 65°C* Protects against inorganic gases and vapours, and acid gases and vapours* Protects against ammonia and organic ammonia derivatives* Protects against a range of particulates:Solid and liquid particlesToxic and radioactive particlesMicro-organisms (e.g., bacteria and viruses)Enzymes* A2 classification when used in negative pressure mode* A1 classification when used with approved powered air systemsEN 14387:2004:2008