Quickly identify hazardous materials using four-digit UN/NA numbers found on placards. Access chemical names and additional information offline. Links to external resources provide further details.
5.0(4 ratings)
Free
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Updated July 2026
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Quickly access essential information for hazardous materials emergencies. This reference guide provides detailed data based on established emergency response cards, usable even without an internet connection. It's designed for rapid retrieval of critical details in critical situations.
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