42 CFR 84.163 - Man test for gases and vapors; Type C supplied-air respirators, demand and pressure-demand classes; test requirements.

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§ 84.163 Man 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.

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United States Code
U.S. Code: Title 29 - LABOR
U.S. Code: Title 30 - MINERAL LANDS AND MINING