o-Dichlorobenzene
For o-Dichlorobenzene, cas no. is 95-50-1; pel (ppm) is (C)50; pel (mg/m³) is (C)300, verified against its source on 2026-08-05.
- Substance
- o-Dichlorobenzene
- CAS No.
- 95-50-1
- PEL (ppm)
- (C)50
- PEL (mg/m³)
- (C)300
What the source says
o-Dichlorobenzene | 95-50-1 | (C)50 | (C)300 | - |
— 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 (C)50, as of 2026-08-05.
o-Dichlorobenzene | 95-50-1 | (C)50 | (C)300 | - |
https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
dir.ca.gov says pel (ppm) is 25, as of 2026-08-05.
95501 | S | o-Dichlorobenzene | 25 | 150 | 50 ppm
https://www.dir.ca.gov/title8/5155.html
PEL (mg/m³)
osha.gov says pel (mg/m³) is (C)300, as of 2026-08-05.
o-Dichlorobenzene | 95-50-1 | (C)50 | (C)300 | - |
https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
dir.ca.gov says pel (mg/m³) is 150, as of 2026-08-05.
95501 | S | o-Dichlorobenzene | 25 | 150 | 50 ppm
Sources
- osha.govhttps://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
- dir.ca.govhttps://www.dir.ca.gov/title8/5155.html