---
type: threshold
id: methyl-n-amyl-ketone
asset: workplace-exposure-limits
title: "Methyl n-amyl ketone — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1
source_quote: "Methyl n-amyl ketone | 110-43-0 | 100 | 465 | - |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Methyl n-amyl ketone"
cas_number: "110-43-0"
pel_ppm: "100"
pel_mgm3: "465"
verified: true
---
**Substance:** Methyl n-amyl ketone

**CAS No.:** 110-43-0

**PEL (ppm):** 100

**PEL (mg/m³):** 465

> Methyl n-amyl ketone | 110-43-0 | 100 | 465 | - |

Source: <https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.1000TableZ1>