CLASS 4.3

Water reactive Substances

In the transportation of dangerous goods, Division 4.3 specifically covers water-reactive substances. When wet, these volatile materials emit flammable gases that can easily form explosive mixtures, making strict regulatory compliance absolutely critical. To guarantee proper packaging, safe handling, and accurate hazardous materials labeling, below is a comprehensive list of all UN numbers classified under Division 4.3 for your logistics operations.

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UN Number

Global platform for the transportation of dangerous goods

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Lausanne, SWITZERLAND

@ 2025. All rights reserved

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Trusted by 20+ companies related to hazmat materials

our newsletter for Useful insights Is Coming Soon

Join the waitlist for our free weekly newsletter and get the first issue the second it drops.

UN Number

Global platform for the transportation of dangerous goods

Contact

Lausanne, SWITZERLAND

@ 2025. All rights reserved

Made by BMS & BMC