2-Pentanone — workplace exposure limit
What is the niosh rel (ppm) for 2-Pentanone — workplace exposure limit?
For 2-Pentanone, niosh rel (ppm) is TWA 150; niosh rel (mg/m³) is 530; cas no. is 107-87-9, verified against its source on 2026-09-08.
NIOSH REL TWA 150 ppm (530 mg/m3)
— cdc.gov, retrieved 2026-09-08
- Substance
- 2-Pentanone verified
- CAS No.
- 107-87-9 verified
- NIOSH REL (ppm)
- TWA 150 verified
- NIOSH REL (mg/m³)
- 530 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 - 2-Pentanone
CAS No.
CAS No. 107-87-9
— all from cdc.gov, retrieved 2026-09-08
Source
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0488.html