Washington — OSHA has extended until Aug. 21 the deadline to comment on proposed changes to substance-specific respirator requirements.
The proposed rules cover:
- 1,2-Dibromo-3-chloropropane
- 1,3-butadiene
- 13 carcinogens (4-nitrobiphenyl, etc.)
- Acrylonitrile
- Asbestos
- Cadmium
- Ethylene oxide
- Formaldehyde
- Inorganic arsenic
- Lead
- Methylene chloride
- Methylenedianiline
- Vinyl chloride
The 30-day extension comes after “consideration of the rulemaking by OSHA’s Advisory Committee on Construction Safety and Health.”



