| 29.10 | | Epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated derivatives |
| 2911.00 | 000 | Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives. |
| 29.12 | | Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde. |
| 29.12 | | Acyclic aldehydes without other oxygen function : |
| 2912.19 | | Cyclic aldehydes without other oxygen function : |
| 2912.29 | | Aldehyde-alcohols, aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function : |
| 29.14 | | Ketones and quinones, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives. |
| 29.14 | | Acyclic ketones without other oxygen function : |
| 2914.19 | | Cyclanic, cyclenic or cycloterpenic ketones without other oxygen function : |
| 2914.29 | | Aromatic ketones without other oxygen function : |
| 2914.50 | 000 | Ketone-phenols and ketones with other oxygen function |
| 29.18 | | Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. |
| 29.18 | | Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives : |
| 2918.19 | | Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives : |
| 2918.30 | | Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives |
| 2922.50 | 000 | Amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function |
| 29.23 | | Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined. |
| 29.29 | | Compounds with other nitrogen function. |
| 29.32 | | Heterocyclic compounds with oxygen hetero -atom(s) only. |
| 29.32 | | Compounds containing an unfused furan ring (whether or not hydrogenated) in the structure : |
| 29.33 | | Heterocyclic compounds with nitrogen hetero-atom(s) only. |
| 29.33 | | Compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure : |
| 2933.19 | | Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure : |