['Toxic and Hazardous Substances - OSHA']

['Crystalline Silica']

02/18/2025

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What are the action level silica?

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What are the action level silica?

RegSense Crystalline Silica Safety & Health General Industry Safety Best Results FAQ English Focus Area Toxic and Hazardous Substances - OSHA USA

The action level of airborne respirable crystalline silica is 25 μg/m³ (micrograms of silica per cubic meter of air), calculated as an 8-hour TWA averaged over an eight-hour day.

['Toxic and Hazardous Substances - OSHA']

['Crystalline Silica']

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