Nickel carbonyl — workplace exposure limit
What is the niosh rel (ppm) for Nickel carbonyl — workplace exposure limit?
For Nickel carbonyl, niosh rel (ppm) is TWA 0.001; niosh rel (mg/m³) is 0.007; cas no. is 13463-39-3, verified against its source on 2026-09-08.
NIOSH REL Ca TWA 0.001 ppm (0.007 mg/m3)
— cdc.gov, retrieved 2026-09-08
- Substance
- Nickel carbonyl verified
- CAS No.
- 13463-39-3 verified
- NIOSH REL (ppm)
- TWA 0.001 verified
- NIOSH REL (mg/m³)
- 0.007 verified
- PEL (ppm)
- 0.001 per osha.gov
- PEL (mg/m³)
- 0.007 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 - Nickel carbonyl
CAS No.
CAS No. 13463-39-3
— all from cdc.gov, retrieved 2026-09-08
What osha.gov says
Nickel carbonyl (as Ni) | 13463-39-3 | 0.001 | 0.007 | - |
— osha.gov, retrieved 2026-08-05
What dir.ca.gov says
13463393 | | Nickel carbonyl; Ni (CO)$4 | 0.001 | 0.007
— dir.ca.gov, retrieved 2026-08-05
Sources
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0444.html
- osha.govhttps://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
- dir.ca.govhttps://www.dir.ca.gov/title8/5155.html