What is the action limit (AL) and permissible exposure limit (PEL) for Ethylene Oxide (EtO)? RegSenseSafety & HealthConstruction SafetyGeneral Industry SafetyAgriculture SafetyToxic and Hazardous Substances - OSHABest ResultsFAQEthylene OxideEnglishFocus AreaToxic and Hazardous Substances - OSHAUSA
The AL for EtO is 0.5 part per million (ppm) and the PEL is 1 ppm as an eight (8)-hour time-weighted average (TWA).['Toxic and Hazardous Substances - OSHA']['Ethylene Oxide', 'Toxic and Hazardous Substances - OSHA']