3M� Particulate Filter PF10 P3 R D DT-1135E 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 particles such as dust, mists, aerosols, smoke, mould, and bacteria Protects against a range of particulates: Solid and liquid particles Toxic and radioactive particles Micro-organisms (e.g., bacteria and viruses)Enzymes EN 143:2000:2006