---
type: threshold
id: methyl-n-amyl-ketone-2-heptanone
asset: workplace-exposure-limits
title: "Methyl n-amyl ketone; 2-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: "110430 | | Methyl n-amyl ketone; 2-heptanone | 50 | 235"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Methyl n-amyl ketone; 2-heptanone"
pel_ppm: "50"
pel_mgm3: "235"
verified: true
---
**Substance:** Methyl n-amyl ketone; 2-heptanone

**PEL (ppm):** 50

**PEL (mg/m³):** 235

> 110430 | | Methyl n-amyl ketone; 2-heptanone | 50 | 235

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