Rhodium (metal fume and insoluble compounds, as Rh) — workplace exposure limit
What is the niosh rel (mg/m³) for Rhodium (metal fume and insoluble compounds, as Rh) — workplace exposure limit?
For Rhodium (metal fume and insoluble compounds, as Rh), niosh rel (mg/m³) is TWA 0.1; cas no. is 7440-16-6 (metal), verified against its source on 2026-09-08.
NIOSH REL TWA 0.1 mg/m3
— cdc.gov, retrieved 2026-09-08
- Substance
- Rhodium (metal fume and insoluble compounds, as Rh) verified
- CAS No.
- 7440-16-6 (metal) verified
- NIOSH REL (mg/m³)
- TWA 0.1 verified
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 - Rhodium (metal fume and insoluble compounds, as Rh)
CAS No.
CAS No. 7440-16-6 (metal)
— all from cdc.gov, retrieved 2026-09-08
Source
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0544.html