(b) Gas masks shall be further described according to the types of gases or vapors against which they are designed to provide respiratory protection, as follows: (c) Gas masks for respiratory protection against gases and vapors other than those specified in paragraph (b) of this section, may be approved upon submittal of an application in writing for approval to the Certification and Quality Assurance Branch listing the gas or vapor and suggested maximum use concentration for the specific type of gas mask. The service lives of respirators meeting the test requirements of this subpart shall be specified as follows: (b) Where the service life of a respirator is approved for more than four hours, the service life for which the respirator has been approved will be specified. top (c) Respirators and component parts submitted for approval must be made from materials specified in the application. § 84.3 Respirators for mine rescue or other emergency use in mines. (5 pounds) on a 20 cm. (b) The wearer will manipulate the devices controlling the supply of breathing gas to the advantage of the apparatus. Maximum of 91 m. (300 Maximum of 23 m. (75 Maximum of 91 m. (300 feet) feet), in multiples feet) in multiples of in multiples of 7.6 m. (25 of 7.6 m. (25 feet). An apparatus in which the pressure inside the facepiece in relation to the immediate environment is positive during both inhalation and exhalation. If, upon completion of such examinations, inspections and tests, it is found that the prototype meets the minimum requirements set forth in this part, the Institute may inform the applicant, in writing, of the results of the examinations, inspections, and tests, and may require him to resubmit respirators and component parts made on regular production tooling, with no operations included which will not be incorporated in regular production processing, for further examination, inspection, and testing, prior to issuance of the certificate of approval. In addition, changes or modifications of powered HEPA air-purifying respirators approved under the provisions of this subpart KK will be approved under this subpart and will have a 42 CFR part 84 approval label. § 84.132 Breathing tubes; minimum requirements. § 84.115 Breathing tubes; minimum requirements. (B) In a proceeding under the Longshore and Harbor Workers' Compensation Act, 33 U.S.C. (e) In the event the amount assessed by the Institute for unlisted assemblies, or components or subassemblies is less than the amount of the deposit submitted in accordance with paragraph (a) of this section, the Institute shall refund the overpayment upon the issuance of any approval or notice of disapproval. (e) Chemical cartridge respirators with particulate filter—$1,150. (iv) Each wearer shall not detect the odor of isoamyl-acetate during the test. § 84.91 Breathing resistance test; exhalation. (1 inch) of water-column height at a flow rate of 85 liters (3 cubic feet) per minute when the blower is not operating or under any practical condition of blower operation. (3) The relief valve or system shall be designed to permit manual overriding for test purposes and in the event of a failure in the valve or system. § 84.73 Harnesses; installation and construction; minimum requirements. (e) Enamel mist test. § 84.3 Respirators for mine rescue or other emergency use in mines. (b) In addition to the test requirements set forth in paragraph (a) of this section, three such respirators will be tested, as appropriate, in accordance with the provisions of §§84.179 through 84.183; however, the maximum allowable resistance of complete particulate, and gas, vapor, or gas and vapor chemical cartridge respirators shall not exceed the maximum allowable limits set forth in §84.203. (b)(1) The canister or cartridge will be used in place of the filter unit, and persons will each wear a modified half-mask facepiece for 5 minutes in a test chamber containing 100 parts (by volume) of isoamyl-acetate vapor per million parts of air. (b) Non-powered air-purifying particulate respirators are classified into three series, N-, R-, and P-series. L. 90–351, 82 Stat. top top (b) Harnesses shall be designed and constructed to permit easy removal and replacement of respirator parts, and where applicable, provide for holding a full facepiece in the ready position when not in use. (3 miles) ....... ....... ......... 1 3 3 3 5. per hour...................Climbs vertical treadmill 1 1 1 1 1 1 1 1. 552(a) and 1 CFR part 51. ........Walks at 4.8 km. § 84.111 Gas masks; required components. top (2 inches) of water-column height. Copies may be obtained from American National Standards Institute, Inc., 1430 Broadway, New York, NY 10018. ANSI K13.1 is incorporated by reference and has been approved by the Director of the Federal Register in accordance with 5 U.S.C. ------------------------------------------------------------------------ Where percent Maximum permissible relative temperature of inspired Where service life of humidity of air shall not exceed_ apparatus is_ inspired air ------------------------- is_ °F. (a) Respirators tested under this section shall be approved only when used to supply respirable air at the pressures and quantities required. Complete $1,500 respirator assemblyEach individual 500 component or subassembly § 84.21 Examination, inspection, and testing of respirator components or subassemblies; fees. These respirators are not for use against gases or vapors with poor warning properties (except where MSHA or Occupational Safety and Health Administration standards may permit such use for a specific gas or vapor) or those which generate high heats of reaction with sorbent material in the cartridge. (d) During the test period, alternate 1-minute periods of exercise and rest will be required with the exercise periods consisting of stepping onto and off a box 21.5 cm. Atomizing a mixture of 1 volume of turpentine 84.250 Vinyl chloride respirator shall not detect the odor of isoamyl-acetate for! Or helmet and 100 p.p.m. 1968, Pub Federal Financial Assistance § Non-powered... Of liquid volume Sex in EDUCATION Programs and Activities Receiving Federal Financial Assistance........ km obtainable... Compressed State and supplied to the faces of persons having varying facial and. 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