OHS Guidelines: Exposure limits

Published on: May 14, 2026

Guidelines — Occupational Health and Safety Regulation

Part 5 Chemical Agents and Biological Agents
- Table of Exposure Limits for Chemical and Biological Substances
  The table has been updated to reflect changes to OHS Policy R5.48-1 (amended May 14, 2026). Deletions are shown as strikethrough; additions and revisions are highlighted in green.