---
type: threshold
id: 2-hexanone-see-methyl-butyl-ketone
asset: workplace-exposure-limits
title: "2-Hexanone; see Methyl butyl ketone — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.dir.ca.gov/title8/5155.html
source_quote: "591786 | | 2-Hexanone; see Methyl butyl ketone"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "2-Hexanone; see Methyl butyl ketone"
verified: true
---
**Substance:** 2-Hexanone; see Methyl butyl ketone

> 591786 | | 2-Hexanone; see Methyl butyl ketone

Source: <https://www.dir.ca.gov/title8/5155.html>