International Maritime Dangerous Goods Code

1Explosives 1.1, 1.2, 1.3, 1.4, 1.5, 1.6
2Gases (compressed, liquefied or dissolved under pressure)
2.1Flammable gases
2.2Non-flammable, Non-toxic compressed gases
2.3Toxic gases
3Flammable liquids
3.1Low flashpoint group below -18° C
3.2Intermediate flashpoint group of -18° C to and not including 23° C
3.3High flashpoint of 23° C up to and including 61° C
4.1Flammable solids
4.2Substances liable to spontaneous combustion
4.3Substances which in contact with water, emit flammable gases
5.1Oxidising substances
5.2Organic peroxides (Note: Some require secondary explosive labels)
6.1Toxic substances (liquids and solids)
6.2Infectious substances
7Radioactive materials
8Corrosives (liquids and solids)
9Miscellaneous dangerous substances and articles