Interpretation of Substances With High Acute Toxicity as Used in the…

Filnamn: Interpretation of Substances With High Acute Toxicity as Used in the Occupational Exposures to Hazardous Chemicals in the Laboratory Standard

OSHA interpretation letter clarifying that substances with high acute toxicity under the Laboratory Standard include those defined in the Hazard Communication Standard as highly toxic or toxic, such as hydrogen cyanide, hydrogen sulfide and nitrogen dioxide, which may be fatal or damage target organs after a single or short-term exposure.