---
type: threshold
id: alpha-chloroacetophenone-phenacyl-chloride
asset: workplace-exposure-limits
title: "alpha-Chloroacetophenone; phenacyl chloride — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side"
sources:
  - https://www.dir.ca.gov/title8/5155.html
source_quote: "532274 | | alpha-Chloroacetophenone; phenacyl chloride | 0.05 | 0.3"
generated: true
harvested: 2026-08-05
stale_after: 2027-08-05
substance: "alpha-Chloroacetophenone; phenacyl chloride"
pel_ppm: "0.05"
pel_mgm3: "0.3"
verified: true
---
**Substance:** alpha-Chloroacetophenone; phenacyl chloride

**PEL (ppm):** 0.05

**PEL (mg/m³):** 0.3

> 532274 | | alpha-Chloroacetophenone; phenacyl chloride | 0.05 | 0.3

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