Antimony — workplace exposure limit
What is the niosh rel (mg/m³) for Antimony — workplace exposure limit?
For Antimony, niosh rel (mg/m³) is TWA 0.5; cas no. is 7440-36-0, verified against its source on 2026-09-08.
NIOSH REL TWA 0.5 mg/m3
— cdc.gov, retrieved 2026-09-08
- Substance
- Antimony verified
- CAS No.
- 7440-36-0 verified
- NIOSH REL (mg/m³)
- TWA 0.5 verified
- PEL (mg/m³)
- 0.5 per osha.gov
Where each value comes from
This source states these in separate places, so each value is shown with the passage that states it.
Substance
CDC - NIOSH Pocket Guide to Chemical Hazards - Antimony
CAS No.
CAS No. 7440-36-0
— all from cdc.gov, retrieved 2026-09-08
What osha.gov says
Antimony and compounds (as Sb) | 7440-36-0 | - | 0.5 | - |
— osha.gov, retrieved 2026-08-05