What is a UN number? UN numbers or UN IDs come from the United Nations Committee of Experts on the Transport of Dangerous Goods. These numbers identify dangerous goods, hazardous substances, and articles (such as explosives, flammable liquids, toxic substances, etc.) as a baseline and universally accepted standard for international transport.
Viewers learn more as a Greif expert breaks down the different components of UN Markings. These UN markings are applicable throughout the industrial packaging industry for the transport of dangerous goods, so they serve as an important focal point in the development of products for transportation.