🟥 All UN Numbers — Class 2 (Gases)
225 UN numbers total · showing 1–100
UN 1001Acetylene, dissolvedUN 1002Air, compressedUN 1003Air, refrigerated liquid (cryogenic liquid)UN 1005Ammonia, anhydrousUN 1006Argon, compressedUN 1008Boron trifluoride, compressedUN 1009Refrigerant gas R-13B1UN 1011ButaneUN 1012ButyleneUN 1013Carbon dioxide, compressedUN 1016Carbon monoxide, compressedUN 1017ChlorineUN 1018ChlorodifluoromethaneUN 1020ChloropentafluoroethaneUN 1021Chloro tetrafluoroethaneUN 1022ChlorotrifluoromethaneUN 1023Coal gas, compressedUN 1026CyanogenUN 1027CyclopropaneUN 1028DichlorodifluoromethaneUN 1029DichlorofluoromethaneUN 1030Refrigerant gas R-152aUN 1032Dimethylamine, anhydrousUN 1033Dimethyl etherUN 1035Ethane, compressedUN 1036EthylamineUN 1037Ethyl chlorideUN 1038Ethylene, refrigerated liquid (cryogenic liquid)UN 1039Methyl ethyl etherUN 1040Ethylene oxideUN 1041Ethylene oxide and carbon dioxide mixture, with more than 9% but not more than 87% ethylene oxideUN 1043Fertilizer, ammoniating solution, with free ammoniaUN 1044Fire extinguishers with compressed or liquefied gasUN 1045Fluorine, compressedUN 1046Helium, compressedUN 1048Hydrogen bromide, anhydrousUN 1049Hydrogen, compressedUN 1050Hydrogen chloride, anhydrousUN 1053Hydrogen sulphideUN 1055IsobutyleneUN 1056Krypton, compressedUN 1057Lighters, non-pressurized, containing flammable liquidUN 1058Liquefied gases, nonflammable, charged with nitrogen, carbon dioxide or airUN 1061Methylamine, anhydrousUN 1062Methyl bromideUN 1063Refrigerant gas R-40UN 1064Methyl mercaptanUN 1065Neon, compressedUN 1066Nitrogen, compressedUN 1067Dinitrogen tetroxideUN 1069Nitrosyl chlorideUN 1070Nitrous oxide, compressedUN 1071Oil gas, compressedUN 1072Oxygen, compressedUN 1073Oxygen, refrigerated liquid (cryogenic liquid)UN 1075Petroleum gases, liquefiedUN 1076PhosgeneUN 1077PropyleneUN 1078Refrigerant gas, n.o.s.UN 1079Sulphur dioxideUN 1080Sulphur hexafluorideUN 1083Trimethylamine, anhydrousUN 1086Vinyl chloride, stabilizedUN 1581Chloropicrin and methyl bromide mixtureUN 1582Chloropicrin and methyl chloride mixtureUN 1589Cyanogen chloride, stabilizedUN 1612Hexaethyl tetraphosphate and compressed gas mixtureUN 1660Nitric oxide, compressedUN 1741Boron trichlorideUN 1749Chlorine trifluorideUN 1858Hexafluoropropylene, compressedUN 1859Silicon tetrafluoride, compressedUN 1911Diborane mixturesUN 1912Methyl chloride and methylene chloride mixtureUN 1913Neon, refrigerated liquid (cryogenic liquid)UN 1950AerosolsUN 1951Argon, refrigerated liquid (cryogenic liquid)UN 1952Ethylene oxide and carbon dioxide mixture, with not more than 9% ethylene oxideUN 1953Compressed gas, poisonous, flammable, n.o.s. (Inhalation Hazard Zone A)UN 1954Refrigerant gases, n.o.s. (flammable)UN 1955Compressed gas, poisonous, n.o.s. (Inhalation Hazard Zone A)UN 1956Compressed gas, n.o.s.UN 1957Deuterium, compressedUN 1958Refrigerant gas R-114UN 1961Ethane-propane mixture, refrigerated liquidUN 1963Helium, refrigerated liquid (cryogenic liquid)UN 1964Hydrocarbon gas mixture, compressed, n.o.s.UN 1965Hydrocarbon gas mixture, liquefied, n.o.s.UN 1966Hydrogen, refrigerated liquid (cryogenic liquid)UN 1967Parathion and compressed gas mixtureUN 1968Insecticide gas, n.o.s.UN 1969IsobutaneUN 1970Krypton, refrigerated liquid (cryogenic liquid)UN 1971Natural gas, compressedUN 1972Natural gas, refrigerated liquid (cryogenic liquid)UN 1973Chlorodifluoromethane and chloropentafluoroethane mixtureUN 1974ChlorodifluorobromomethaneUN 1975Nitric oxide and dinitrogen tetroxide mixtureUN 1976Refrigerant gas RC-318UN 1977Nitrogen, refrigerated liquid (cryogenic liquid)