Di-sec octyl phthalate — CAS 117-81-7 — workplace exposure limit
What is the niosh rel (mg/m³) for Di-sec octyl phthalate — CAS 117-81-7 — workplace exposure limit?
For Di-sec octyl phthalate, niosh rel (mg/m³) is TWA 5; cas no. is 117-81-7, verified against its source on 2026-09-08.
NIOSH REL Ca TWA 5 mg/m3 ST 10 mg/m3
— cdc.gov, retrieved 2026-09-08
- Substance
- Di-sec octyl phthalate verified
- CAS No.
- 117-81-7 verified
- NIOSH REL (mg/m³)
- TWA 5 verified
- PEL (mg/m³)
- 5 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 - Di-sec octyl phthalate
CAS No.
CAS No. 117-81-7
— all from cdc.gov, retrieved 2026-09-08
What dir.ca.gov says
117817 | | Di-sec-octyl phthalate; bis(2 ethylhexyl) phthalate | -- | 5 | | --
— dir.ca.gov, retrieved 2026-08-05
What osha.gov says
Di-sec octyl phthalate (Di-(2-ethylhexyl) phthalate) | 117-81-7 | - | 5 | - |
— osha.gov, retrieved 2026-08-05
What dir.ca.gov says
117817 | | Di-(2-ethylhexyl) phthalate; see Di-sec-octyl phthalate
— dir.ca.gov, retrieved 2026-08-05
Sources
- cdc.govhttps://www.cdc.gov/niosh/npg/npgd0236.html
- dir.ca.govhttps://www.dir.ca.gov/title8/5155.html
- osha.govhttps://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1