Avon Protection CBRNCF50 Filter Black One Size. The gas mask filter canister also guards against known chemical and biological agents in aerosol liquid and vapor form. Specifications for Avon Protection CBRNCF50 Filter: Manufacturer: Avon Protection Size: One Size Color: Black NIOSH Rating: NATO Age Group: Adults Fabric/Material: Polyphenylene Ether Features of Avon Protection CBRNCF50 Filter The Avon CBRNCF50 canister meets the NIOSH CBRN APR standard at the 15-minute classification level (Cap 1) the EUROPEAN STANDARD EN 14387 (A1B2E1K1 P3) and the relevant criteria specified in the NATO Triptych for protection against chemical and biological warfare agents in aerosol liquid form. It provides effective protection against all the gaseous agents specified in the NIOSH CBRN standard as well as excellent performance against a wider range of both chemical warfare agents and Toxic Industrial Chemicals (TICs). A particulate filter element exceeding the requirements of NIOSH 42CFR84 P100 and EN 14387 (P3) is incorporated ensuring effective performance against all dusts mists fumes biological agents (bacteria virus fungal spores etc) including radioactive dusts. Package Contents: Avon Protection CBRNCF50 Filter Avon Protection 72602-2: CBRNCF50 Filter Black One Size