UN Number & Hazardous Cargo Lookup
Search the IMDG Dangerous Goods List for class, EmS, marine pollutant status, and SG/SGG segregation codes.
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Select a UN number to view class, EmS, and segregation codes.
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IMDG Dangerous Goods Database — 2347 UN Numbers
Free IMDG Code 42-24 reference for dangerous goods officers, shippers, and cargo planners.
What you can find
- UN number classification and proper shipping name (PSN)
- IMDG class, packing group, and sub-risks
- Marine pollutant status for cargo stowage
- EmS emergency response codes (fire and spill schedules)
- Segregation group codes (SGG) — acids, alkalis, and other chemical groups
- Segregation codes (SG) for cargo planning and stowage
Popular UN numbers
- UN 1203 — Gasoline (Class 3)
- UN 1170 — Ethanol (Class 3)
- UN 1075 — Liquefied petroleum gas (Class 2)
- UN 1017 — Chlorine (Class 2)
- UN 1863 — Fuel, aviation, turbine engine (Class 3)
- UN 1263 — Paint (Class 3)
- UN 1993 — Flammable liquid, n.o.s. (Class 3)
- UN 3480 — Lithium ion batteries (Class 9)
- UN 1950 — Aerosols (Class 2)
- UN 3082 — Environmentally hazardous substance, liquid (Class 9)
- UN 1789 — Hydrochloric acid (Class 8, SGG1)
- UN 1830 — Sulphuric acid (Class 8, SGG1)
- UN 1824 — Sodium hydroxide solution (Class 8, SGG18)
- UN 1823 — Sodium hydroxide, solid (Class 8, SGG18)
- UN 2796 — Battery fluid, acid (Class 8, SGG1)
- UN 1760 — Corrosive liquid, n.o.s. (Class 8)
- UN 3264 — Corrosive liquid, acidic, inorganic (Class 8)
- UN 3265 — Corrosive liquid, acidic, organic (Class 8)
- UN 3266 — Corrosive liquid, basic, inorganic (Class 8)
- UN 2814 — Infectious substance (Class 6.2)
IMDG segregation groups
- SGG1 / SGG1a — Acids (e.g. sulphuric acid, nitric acid, hydrochloric acid)
- SGG18 — Alkalis (e.g. sodium hydroxide, potassium hydroxide)
- SG codes — Cargo stowage segregation requirements used with the Ship Loading & Segregation Tool