| Class | Description |
|---|---|
| 1 | Explosives |
| 1.1 | Articles and substances having a mass explosion hazard |
| 1.2 | Articles and substances having a projection hazard but not a mass explosion hazard |
| 1.3 | Articles and sustances having a fire hazard, a minor blast hazard and/or a nimor projection hazard |
| 1.4 | Articles and substances presenting no significant hazard |
| 1.5 | Very insensitive substances having a mass explosion hazard |
| 1.6 | Extremely insensitive articles which do not have a mass explosion hazard |
| 2 | Gas |
| 2.1 | Flammable Gas |
| 2.2 | Non-flammable, non-toxic gas |
| 2.3 | Toxic gas |
| 3 | Flammable Liquids |
| 4 | Flammable Solids |
| 4.1 | Flammable Solids |
| 4.2 | Substances liable to spontaneous combustion |
| 4.3 | Substances which, when in contact with water, emit flammable gases |
| 5 | Oxidising substances and Organic Peroxides |
| 5.1 | Oxidiser |
| 5.2 | Organic Peroxides |
| 6 | Toxic and Infectious substances |
| 6.1 | Toxic Substances |
| 6.2 | Infectious Substances |
| 7 | Radioactive Material |
| 8 | Corrosives |
| 9 | Micellaneous Dangerous Goods |