§ 84.163Man test for gases and vapors; Type C supplied-air respirators, demand and pressure-demand classes; test requirements.
(a) The completely assembled respirator will be worn in a chamber containing 0.1 ±0.025 percent isoamyl acetate vapor, the intake of the hose will be connected to a suitable source of respirable air, and not more than 25 percent of the hose length will be located in isoamyl acetate-free air.
(b) The test will be conducted at the minimum pressure with the maximum hose length and will be repeated at the maximum pressure with the minimum hose length.
Title 42 published on 2013-10-01
no entries appear in the Federal Register after this date.
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