Methyl n-butyl ketone; 2-hexanone

For Methyl n-butyl ketone; 2-hexanone, pel (ppm) is 1; pel (mg/m³) is 4; stel (ppm) is 10; stel (mg/m³) is 40, verified against its source on 2026-08-05.

Substance: Methyl n-butyl ketone; 2-hexanone
PEL (ppm): 1
PEL (mg/m³): 4
STEL (ppm): 10
STEL (mg/m³): 40

Sourcedir.ca.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

591786 | S | Methyl n-butyl ketone; 2-hexanone | 1 | 4 | | 10 | 40

— dir.ca.gov, retrieved 2026-08-05

Source

dir.ca.govhttps://www.dir.ca.gov/title8/5155.html

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.