Reference Source

Trichloroethylene — workplace exposure limit

What is the cas no. for Trichloroethylene — workplace exposure limit?

For Trichloroethylene, cas no. is 79-01-6, verified against its source on 2026-08-05.

Trichloroethylene | 79-01-6 | - | (2) | - |

— osha.gov, retrieved 2026-08-05

Substance
Trichloroethylene verified
CAS No.
79-01-6 verified
NIOSH REL, as stated
Ca See Appendix A See Appendix C per cdc.gov
PEL (ppm)
25 per dir.ca.gov
PEL (mg/m³)
135 per dir.ca.gov
Ceiling
300 ppm per dir.ca.gov
STEL (ppm)
100 per dir.ca.gov
STEL (mg/m³)
537 per dir.ca.gov
Sourceosha.gov
Verified
Review by
DatasetUS workplace chemical exposure limits: federal OSHA, Cal/OSHA and NIOSH, side by side

What cdc.gov says

NIOSH REL Ca See Appendix A See Appendix C

— cdc.gov, retrieved 2026-09-08

What dir.ca.gov says

79016 | | Trichloroethylene; trichloro-ethene | 25 | 135 | 300 ppm | 100 | 537

— dir.ca.gov, retrieved 2026-08-05

Sources

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.

What is the OSHA exposure limit for this substance?Find the exposure limit for a substance in workplace air — federal OSHA, California and NIOSH, side by side.

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