---
type: threshold
id: 1-1-2-trichloroethane
asset: workplace-exposure-limits
title: "1,1,2-Trichloroethane — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
source_quote: "1,1,2-Trichloroethane | 79-00-5 | 10 | 45 | X |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "1,1,2-Trichloroethane"
cas_number: "79-00-5"
pel_ppm: "10"
pel_mgm3: "45"
verified: true
---
**Substance:** 1,1,2-Trichloroethane

**CAS No.:** 79-00-5

**PEL (ppm):** 10

**PEL (mg/m³):** 45

> 1,1,2-Trichloroethane | 79-00-5 | 10 | 45 | X |

Source: <https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1>