n-Valeraldehyde — workplace exposure limit
What is the niosh rel (ppm) for n-Valeraldehyde — workplace exposure limit?
For n-Valeraldehyde, niosh rel (ppm) is TWA 50; niosh rel (mg/m³) is 175; cas no. is 110-62-3, verified against its source on 2026-09-08.
NIOSH REL TWA 50 ppm (175 mg/m3)
— cdc.gov, retrieved 2026-09-08
- Substance
- n-Valeraldehyde verified
- CAS No.
- 110-62-3 verified
- NIOSH REL (ppm)
- TWA 50 verified
- NIOSH REL (mg/m³)
- 175 verified
- PEL (ppm)
- 50 per dir.ca.gov
- PEL (mg/m³)
- 175 per dir.ca.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 - n-Valeraldehyde
CAS No.
CAS No. 110-62-3
— all from cdc.gov, retrieved 2026-09-08
What dir.ca.gov says
110623 | | Valeraldehyde | 50 | 175
— dir.ca.gov, retrieved 2026-08-05
Sources
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0652.html
- dir.ca.govhttps://www.dir.ca.gov/title8/5155.html