Reference Source

Fenthion — workplace exposure limit

What is the pel (mg/m³) for Fenthion — workplace exposure limit?

For Fenthion, pel (mg/m³) is 0.2; cas no. is 55389, verified against its source on 2026-08-05.

55389 | S | Fenthion | -- | 0.2

dir.ca.gov, retrieved 2026-08-05

Substance
Fenthion verified
CAS No.
55389 verified
PEL (mg/m³)
0.2 verified
NIOSH REL, as stated
See Appendix D per cdc.gov
Sourcedir.ca.gov
Verified
Review by
DatasetUS workplace chemical exposure limits: federal OSHA, Cal/OSHA and NIOSH, side by side

What cdc.gov says

NIOSH REL See Appendix D

cdc.gov, retrieved 2026-09-08

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.