---
type: threshold
id: hexone-methyl-isobutyl-ketone
asset: workplace-exposure-limits
title: "Hexone (Methyl isobutyl 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: "Hexone (Methyl isobutyl ketone) | 108-10-1 | 100 | 410 | - |"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "Hexone (Methyl isobutyl ketone)"
cas_number: "108-10-1"
pel_ppm: "100"
pel_mgm3: "410"
verified: true
---
**Substance:** Hexone (Methyl isobutyl ketone)

**CAS No.:** 108-10-1

**PEL (ppm):** 100

**PEL (mg/m³):** 410

> Hexone (Methyl isobutyl ketone) | 108-10-1 | 100 | 410 | - |

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