| 2901 | | Acyclic hydrocarbons: | | | | |
| 2902 | | Cyclic hydrocarbons: | | | | |
| 2903.11.00 | | Saturated chlorinated derivatives of acyclic hydrocarbons: | | | | |
| 2903.21.00 | 00 | Unsaturated chlorinated derivatives of acyclic hydrocarbons: | | | | |
| 2903.31.00 | 00 | Fluorinated, brominated or iodinated derivatives of acyclic hydrocarbons: | | | | |
| 2903.41.00 | 00 | Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: | | | | |
| 2905 | | Acyclic alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives: | | | | |
| 2905.22 | | Acyclic terpene alcohols: | | | | |
| 2905.51.00 | 00 | Halogenated, sulfonated, nitrated or nitrosated derivatives of acyclic alcohols: | | | | |
| 2906 | | Cyclic alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives: | | | | |
| 2909.11.00 | 00 | Acyclic ethers and their halogenated, sulfonated, nitrated or nitrosated derivatives: | | | | |
| 2912 | | Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde: | | | | |
| 2912.11.00 | 00 | Acyclic aldehydes without other oxygen function: | | | | |
| 2912.21.00 | 00 | Cyclic aldehydes without other oxygen function: | | | | |
| 2912.50 | | Cyclic polymers of aldehydes: | | | | |
| 2914.11 | | Acyclic ketones without other oxygen function: | | | | |
| 2915 | | Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives: | | | | |
| 2916 | | Unsaturated acyclic monocarboxylic acids, cyclic monocarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives: | | | | |
| 2916.11.00 | 00 | Unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives: | | | | |
| 2917.11.00 | 00 | Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives: | | | | |
| 2921.11.00 | 00 | Acyclic monoamines and their derivatives; salts thereof: | | | | |
| 2921.21.00 | 00 | Acyclic polyamines and their derivatives; salts thereof: | | | | |
| 2924.11.00 | 00 | Acyclic amides (including acyclic carbamates) and their derivatives; salts thereof: | | | | |
| 2924.21 | | Cyclic amides (including cyclic carbamates) and their derivatives; salts thereof: | | | | |
| 2930 | | X. ORGANO-INORGANIC COMPOUNDS, HETEROCYCLIC COMPOUNDS, NUCLEIC ACIDS AND THEIR SALTS, AND SULFONAMIDES | | | | |
