42 CFR 84.79 - Breathing gas; minimum requirements.

§ 84.79 Breathing gas; minimum requirements.
(a) Breathing gas used to supply apparatus shall be respirable and contain no less than 19.5 (dry atmosphere) volume percent of oxygen.
(b) Oxygen, including liquid oxygen, shall contain not less than 99.0 percent, by volume, of pure O2, not more than 0.03%, by volume, carbon dioxide, and not more than 0.001%, by volume, carbon monoxide. Methods for making these determinations can be found in the U.S. Pharmacopeia National Formulary. Containers used for oxygen must not be treated with any toxic, sleep-inducing, narcosis-producing, or respiratory tract irritating compounds.
(c) Compressed, gaseous breathing air shall meet the applicable minimum grade requirements for Type I gaseous air set forth in the Compressed Gas Association Commodity Specification for Air, G-7.1, 1966 (Grade D or higher quality). G-7.1 is incorporated by reference and has been approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. Copies may be obtained from American National Standards Institute, Inc., 1430 Broadway, New York, NY 10018. Copies may be inspected at the NIOSH, Certification and Quality Assurance Branch, 1095 Willowdale Road, Morgantown, WV 26505-2888, or at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html.
(d) Compressed, liquefied breathing air shall meet the applicable minimum grade requirements for Type II liquid air set forth in the Compressed Gas Association Commodity Specification for Air, G-7.1, 1966 (Grade B or higher quality). G-7.1 is incorporated by reference and has been approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. Copies may be obtained from American National Standards Institute, Inc., 1430 Broadway, New York, NY 10018. Copies may be inspected at the NIOSH, Certification and Quality Assurance Branch, 1095 Willowdale Road, Morgantown, WV 26505-2888, or at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html.

Title 42 published on 2014-10-01

no entries appear in the Federal Register after this date.

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

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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

§ 657 - Inspections, investigations, and recordkeeping

§ 658 - Citations

§ 659 - Enforcement procedures

§ 660 - Judicial review

§ 661 - Occupational Safety and Health Review Commission

§ 662 - Injunction proceedings

§ 663 - Representation in civil litigation

§ 664 - Disclosure of trade secrets; protective orders

§ 665 - Variations, tolerances, and exemptions from required provisions; procedure; duration

§ 666 - Civil and criminal penalties

§ 667 - State jurisdiction and plans

§ 668 - Programs of Federal agencies

§ 669 - Research and related activities

§ 669a - Expanded research on worker health and safety

§ 670 - Training and employee education

§ 671 - National Institute for Occupational Safety and Health

§ 671a - Workers’ family protection

§ 672 - Grants to States

§ 673 - Statistics

§ 674 - Audit of grant recipient; maintenance of records; contents of records; access to books, etc.

§ 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