| 2849.20 | | Of silicon: | | | | |
| 2849.90 | | Other: | | | | |
| 2850.00 | | Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 2849: | | | | |
| 2852.00 | | Compounds, inorganic or organic, of mercury, excluding amalgams: | | | | |
| 2901 | | Acyclic hydrocarbons: | | | | |
| 2901.10 | | Saturated: | | | | |
| 2901.10.40 | 00 | Other: | | | | |
| 2901.21.00 | 00 | Unsaturated: | | | | |
| 2901.24 | | Buta-1,3-diene and isoprene: | | | | |
| 2901.24.20 | 00 | Isoprene: | | | | |
| 2901.29 | | Other: | | | | |
| 2902 | | Cyclic hydrocarbons: | | | | |
| 2902.11.00 | 00 | Cyclanes, cyclenes and cycloterpenes: | | | | |
| 2902.41.00 | 00 | Xylenes: | | | | |
| 2902.90 | | Other: | | | | |
| 2903 | | Halogenated derivatives of hydrocarbons: | | | | |
| 2903.11.00 | | Saturated chlorinated derivatives of acyclic hydrocarbons: | | | | |
| 2903.19 | | Other: | | | | |
| 2903.21.00 | 00 | Unsaturated chlorinated derivatives of acyclic hydrocarbons: | | | | |
| 2903.31.00 | 00 | Fluorinated, brominated or iodinated derivatives of acyclic hydrocarbons: | | | | |
| 2903.39 | | Other: | | | | |
| 2903.39.20 | 05 | Fluorinated hydrocarbons: | | | | |
| 2903.41.00 | 00 | Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: | | | | |
| 2903.49 | | Other: | | | | |
| 2903.51.00 | 00 | Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons: | | | | |
