Octane
For Octane, cas no. is 111-65-9; pel (ppm) is 500; pel (mg/m³) is 2350, verified against its source on 2026-08-05.
- Substance
- Octane
- CAS No.
- 111-65-9
- PEL (ppm)
- 500
- PEL (mg/m³)
- 2350
What the source says
Octane | 111-65-9 | 500 | 2350 | - |
— osha.gov, retrieved 2026-08-05
Sources disagree
More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from — deciding between them is yours, not ours.
PEL (ppm)
osha.gov says pel (ppm) is 500, as of 2026-08-05.
Octane | 111-65-9 | 500 | 2350 | - |
https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
dir.ca.gov says pel (ppm) is 300, as of 2026-08-05.
111659 | | Octane | 300 | 1,450 | | 375 | 1800
https://www.dir.ca.gov/title8/5155.html
PEL (mg/m³)
osha.gov says pel (mg/m³) is 2350, as of 2026-08-05.
Octane | 111-65-9 | 500 | 2350 | - |
https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
dir.ca.gov says pel (mg/m³) is 1,450, as of 2026-08-05.
111659 | | Octane | 300 | 1,450 | | 375 | 1800
Sources
- osha.govhttps://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
- dir.ca.govhttps://www.dir.ca.gov/title8/5155.html