Tables to Subpart L of Part 84

Public Health 1 2023-10-01 2023-10-01 false Tables to Subpart L of Part 84 Public Health PUBLIC HEALTH SERVICE, DEPARTMENT OF HEALTH AND HUMAN SERVICES OCCUPATIONAL SAFETY AND HEALTH RESEARCH AND RELATED ACTIVITIES APPROVAL OF RESPIRATORY PROTECTIVE DEVICES Chemical Cartridge Respirators Bench tests; gas and vapor tests; minimum requirements; general. Pt. 84, Subpt. L, Tables 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 Gas or vapor Concentration (p.p.m.) Flowrate (l.p.m.) Number of tests Penetration  1 (p.p.m.) Minimum life  2 (min.) Ammonia As received NH 3 1000 64 3 50 50 Ammonia Equilibrated NH 3 1000 32 4 50 50 Chlorine As received Cl 2 500 64 3 5 35 Chlorine Equilibrated Cl 2 500 32 4 5 35 Hydrogen chloride As received HCl 500 64 3 5 50 Hydrogen chloride Equilibrated HCl 500 32 4 5 50 Methylamine As received CH 3 NH 2 1000 64 3 10 25 Methylamine Equilibrated CH 3 NH 2 1000 32 4 10 25 Organic vapors As received CCl 4 1000 64 3 5 50 Organic vapors Equilibrated CCl 4 1000 32 4 5 50 Sulfur dioxide As received SO 2 500 64 3 5 30 Sulfur dioxide Equilibrated SO 2 500 32 4 5 30 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.