| 2903.21 | 000 | Vinyl chloride (chloroethylene) |
| 2903.29 | | Fluorinated, brominated or iodinated derivatives of acyclic hydrocarbons : |
| 2903.31 | 000 | Ethylene dibromide (ISO) (1,2-dibromoethane) |
| 2903.39 | | - Brominated derivatives |
| 2903.39 | 011 | -- Methyl bromide |
| 2903.39 | | - Fluorinated derivatives |
| 2903.39 | 023 | -- Difluoromethane (HFC-32) |
| 2903.39 | | -- 1,1-Difluoroethane (HFC-152a) |
| 2903.39 | | Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens : |
| 2903.71 | 000 | Chlorodifluoromethane |
| 2903.72 | 000 | Dichlorotrifluoroethanes |
| 2903.73 | | Dichlorofluoroethanes |
| 2903.73 | 010 | - 1,1-Dichloro-1-fluoroethane (HCFC-141b) |
| 2903.74 | | Chlorodifluoroethanes |
| 2903.74 | 010 | - 1-Chloro-1,1-difluoro ethane (HCFC-142b) |
| 2903.75 | 000 | Dichloropentafluoropropanes |
| 2903.76 | | Bromochlorodifluoromethane, bromotrifluoromethane and dibromotetrafluoroethanes |
| 2903.76 | 010 | - Bromochlorodifluoromethane (Halon-1211) |
| 2903.76 | 030 | - Dibromotetrafluoroethanes (Halon-2402) |
| 2903.77 | | Other, perhalogenated only with fluorine and chlorine |
| 2903.77 | 020 | - Dichlorodifluoromethane (CFC-12) |
| 2903.77 | 050 | - Tetrachlorodifluoroethanes (CFC-112) |
| 2903.77 | 070 | - Dichlorotetrafluoroethanes (CFC-114) |