Regulations last checked for updates: Nov 22, 2024

Title 42 - Public Health last revised: Nov 19, 2024
Appendix - Tables to Subpart L of Part 84
Tables 9-10 [Reserved]

Table 11—Cartridge Bench Tests and Requirements

[42 CFR part 84, subpart L]

Cartridge Test condition Test atmosphere Flowrate (l.p.m.) Number of tests Penetration 1 (p.p.m.) Minimum life 2 (min.)
Gas or vapor Concentration (p.p.m.)
AmmoniaAs receivedNH310006435050
AmmoniaEquilibratedNH310003245050
ChlorineAs receivedCl2500643535
ChlorineEquilibratedCl2500324535
Hydrogen chlorideAs receivedHCl500643550
Hydrogen chlorideEquilibratedHCl500324550
MethylamineAs receivedCH3 NH210006431025
MethylamineEquilibratedCH3 NH210003241025
Organic vaporsAs receivedCCl41000643550
Organic vaporsEquilibratedCCl41000324550
Sulfur dioxideAs receivedSO2500643530
Sulfur dioxideEquilibratedSO2500324530

1 Minimum life will be determined at the indicated penetration.

2 Where a respirator is designed for respiratory protection against more than one type of gas or vapor, as for use in ammonia and in chlorine, the minimum life shall be one-half that shown for each type of gas or vapor. Where a respirator is designed for respiratory protection against more than one gas of a type, as for use in chlorine and sulfur dioxide, the stated minimal life shall apply.

authority: 29 U.S.C. 651
source: 60 FR 30355, June 8, 1995, unless otherwise noted.