Reference Source

Isophorone

For Isophorone, cas no. is 78-59-1; pel (ppm) is 25; pel (mg/m³) is 140, verified against its source on 2026-08-05.

Substance
Isophorone
CAS No.
78-59-1
PEL (ppm)
25
PEL (mg/m³)
140
Sourceosha.gov
Verified2026-08-05
Review by2027-08-05
DatasetUS workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side

What the source says

Isophorone | 78-59-1 | 25 | 140 | - |

osha.gov, retrieved 2026-08-05

Source

Last verified against source: 2026-08-05. Scheduled for re-check by: 2027-08-05. This page as Markdown · OKF concept · full dataset as JSON.