Zinc stearate — workplace exposure limit
What is the cas no. for Zinc stearate — workplace exposure limit?
For Zinc stearate, cas no. is 557-05-1, verified against its source on 2026-08-05.
Zinc stearate | 557-05-1 | - | - | - |
— osha.gov, retrieved 2026-08-05
- Substance
- Zinc stearate verified
- CAS No.
- 557-05-1 verified
- PEL (mg/m³)
- 10 per dir.ca.gov
- NIOSH REL, as stated
- TWA 10 mg/m3 (total) TWA 5 mg/m3 (resp) per cdc.gov
What dir.ca.gov says
557051 | | Zinc stearate | -- | 10
— dir.ca.gov, retrieved 2026-08-05
What cdc.gov says
NIOSH REL TWA 10 mg/m3 (total) TWA 5 mg/m3 (resp)
— cdc.gov, retrieved 2026-09-08
Sources
- osha.govhttps://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
- dir.ca.govhttps://www.dir.ca.gov/title8/5155.html
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0676.html