Ethyl alcohol — CAS 64-17-5 — workplace exposure limit
What is the niosh rel (ppm) for Ethyl alcohol — CAS 64-17-5 — workplace exposure limit?
For Ethyl alcohol, niosh rel (ppm) is TWA 1000; niosh rel (mg/m³) is 1900; cas no. is 64-17-5, verified against its source on 2026-09-08.
NIOSH REL TWA 1000 ppm (1900 mg/m3)
— cdc.gov, retrieved 2026-09-08
- Substance
- Ethyl alcohol verified
- CAS No.
- 64-17-5 verified
- NIOSH REL (ppm)
- TWA 1000 verified
- NIOSH REL (mg/m³)
- 1900 verified
- PEL (ppm)
- 1000 per osha.gov
- PEL (mg/m³)
- 1900 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 - Ethyl alcohol
CAS No.
CAS No. 64-17-5
— all from cdc.gov, retrieved 2026-09-08
What osha.gov says
Ethyl alcohol (Ethanol) | 64-17-5 | 1000 | 1900 | - |
— osha.gov, retrieved 2026-08-05
What dir.ca.gov says
64175 | | Ethyl alcohol; ethanol | 1,000 | 1,900
— dir.ca.gov, retrieved 2026-08-05
What dir.ca.gov says
64175 | | Ethanol; see Ethyl alcohol
— dir.ca.gov, retrieved 2026-08-05
Sources
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0262.html
- osha.govhttps://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
- dir.ca.govhttps://www.dir.ca.gov/title8/5155.html