---
type: threshold
id: diisobutyl-ketone-2-6-dimethyl-4-heptanone
asset: workplace-exposure-limits
title: "Diisobutyl ketone; 2,6-dimethyl-4-heptanone — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.dir.ca.gov/title8/5155.html
source_quote: "108838 | | Diisobutyl ketone; 2,6-dimethyl-4-heptanone | 25 | 150"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Diisobutyl ketone; 2,6-dimethyl-4-heptanone"
pel_ppm: "25"
pel_mgm3: "150"
verified: true
---
**Substance:** Diisobutyl ketone; 2,6-dimethyl-4-heptanone

**PEL (ppm):** 25

**PEL (mg/m³):** 150

> 108838 | | Diisobutyl ketone; 2,6-dimethyl-4-heptanone | 25 | 150

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