The UN numbers range from UN0001 to about UN3600 and are assigned by the United Nations Committee of Experts on the Transport of Dangerous Goods.
UN 0001 to 0600
UN 1000 to 2000
UN 2001 to 3000
UN 3001 and above
References
- UN Dangerous Goods Transportation, cited on 26 April 2015
- UN Dangerous Goods List
- ADR Dangerous Goods List 2021
- ADR Dangerous Goods substances