UN Number
A four-digit number assigned by the United Nations Committee of Experts on the Transport of Dangerous Goods to identify a hazardous substance or group of substances in transport. Methanol is UN 1230 and sodium hydroxide solution is UN 1824, for example. It appears on packages, transport documents and the SDS, and links the cargo to specific handling rules.
Related terms
IATA DGR
The Dangerous Goods Regulations published by the International Air Transport Association, based on ICAO Techn…
IMDG Code
The International Maritime Dangerous Goods Code, adopted by the International Maritime Organization, which go…
Packing Group
A transport classification that indicates the degree of danger within most dangerous goods classes. Packing g…
Read more about it
Have a list of compounds to price?
Paste up to 200 CAS numbers into Bulk CAS lookup, or send one enquiry for everything in your quote list. We reply with price, lead time and documents.