Section 84.191 - Chemical cartridge respirators; required components(a) Each chemical cartridge respirator described in § 84.190 shall, where its design requires, contain the following component parts: (1) Facepiece, mouthpiece, and noseclip, hood, or helmet;(3) Cartridge with filter;(b) The components of each chemical cartridge respirator shall meet the minimum construction requirements set forth in subpart G of this part.