42 CFR 84.203
§ 84.203 Breathing resistance test; minimum requirements.
United States · 42 CFR — Public Health · Status: effective
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- Citation
- 42 CFR 84.203, § 84.203 Breathing resistance test; minimum requirements, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/201805
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Full text
(a) Resistance to airflow will be measured in the facepiece, mouthpiece, hood, or helmet of a chemical cartridge respirator mounted on a test fixture with air flowing at a continuous rate of 85 liters per minute, both before and after each test conducted in accordance with §§ 84.206 through 84.207.
(b) The maximum allowable resistance requirements for chemical cartridge respirators are as follows:
Maximum Resistance
[Millimeter water column height]
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.