42 CFR 84.1146 - Lead fume test for dust, fume, and mist respirators; minimum requirements.

§ 84.1146 Lead fume test for dust, fume, and mist respirators; minimum requirements.
(a) Three non-powered respirators will be tested for a period of 312 minutes each at a continuous airflow rate of 32 liters per minute.
(b) The relative humidity in the test chamber will be 20-80 percent, and the room temperature approximately 25 °C.
(c) The test suspension in the test chamber will not be less than 15 nor more than 20 milligrams of freshly generated lead-oxide fume, calculated as lead (Pb), per cubic meter of air.
(d) The fume will be generated by impinging an oxygen-gas flame on molten lead.
(e) Samples of the test suspension will be taken during each test period for analysis.
(f) The total amount of unretained test suspension in the samples taken during testing, which is analyzed and calculated as lead (Pb), shall not exceed 1.5 milligrams of lead for a non-powered air-purifying respirator.

Title 42 published on 2014-10-01

no entries appear in the Federal Register after this date.

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United States Code
U.S. Code: Title 29 - LABOR

29 U.S. Code § 301 to 309 - Repealed.

§ 651 - Congressional statement of findings and declaration of purpose and policy

§ 652 - Definitions

§ 653 - Geographic applicability; judicial enforcement; applicability to existing standards; report to Congress on duplication and...statutory rights, duties, or liabilities of employers and employees unaffected

§ 654 - Duties of employers and employees

§ 655 - Standards

§ 656 - Administration

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§ 658 - Citations

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§ 660 - Judicial review

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§ 675 - Annual reports by Secretary of Labor and Secretary of Health and Human Services; contents

§ 676 - Omitted

§ 677 - Separability

§ 678 - Authorization of appropriations

U.S. Code: Title 30 - MINERAL LANDS AND MINING