42 CFR 84.251 - Required components.
(a) Each vinyl chloride respirator described in § 84.250 shall, where its design requires, contain the following component parts:
(2) Canister with end-of-service-life indicator;
(3) Cartridge with end-of-service-life indicator;
(5) Attached blower; and
(6) Breathing tube.
(b) The components of each vinyl chloride respirator shall meet the minimum construction requirements set forth in Subpart G of this part.