# Standard Interpretations
1 - 1910.134(f) - Voluntary use respirators
2 - 1910.134(f) - Qualitative and quantitative fit tests versus assigned protection factors
3 - 1910.134(f)(2) - OSHA requirements for respirator fit testing with and without facepiece accessories
4 - 1910.134(f)(2) - Respirator fit test requirements
5 - 1910.134(f), 1910.134(f)(2) - Respirator fit test requirements
6 - 1910.134(f)(8) - Fit testing requirements for respirators used for CBRN protection.
7 - 1910.134(f)(7) - Fit testing requirements for respirators used for CBRN protection.
8 - 1910.134(f)(7) - Fit testing for CBRN respirators.
9 - 1910.134(f)(8) - Clarification on whether to use quantitative or qualitative fit-testing for full-facepiece PAPRs.
10 - 1910.134(f) - Requirements for fit testing employees before fire brigade training exercises.
11 - 1910.134(f) - Fit testing is not required for employees not exposed to a hazardous atmosphere and not required to wear a respirator.
12 - 1910.134(f) - Fit testing requirements for employees who wear respirators to protect against M. Tuberculosis, SARS, Smallpox, and Monkeypox.
13 - 1910.134(f) - Respiratory protection, medical surveillance, and training requirements under HAZWOPER
14 - 1910.134(f)(2) - Fit testing and medical monitoring requirements for wearers of filtering facepiece respirators.
15 - 1910.134(f) - Use of multi-station electric pump nebulizer and the squeeze bulb Bitrex for QLFT.
16 - 1910.134(f)(6) - Respirators for voluntary use and cleaning respirators during fit testing.
17 - 1910.134(f) - Appendix A requirements and techniques for fit testing respirators.
18 - 1910.134(f) - When to use quantitative and qualitative fit testing.
19 - 1910.134(f) - The grimace step in respiratory protection fit-testing procedures.
20 - 1910.134(f)(2) - Clarification of respirator costs, annual training, and "effective" seal checks.
21 - 1910.134(f) - When to use qualitative or quantitative fit testing; storing SCBAs on fire trucks.
22 - 1910.134(f) - The OSHA interpretation of respiratory protection requirements with regards to tuberculosis (TB) exposure.