| 2901 Acyclic hydrocarbons |
| 2902 Cyclic hydrocarbons |
| 2903 Halogenated derivatives of hydrocarbons |
| 2904 Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated |
| 2905 Acyclic alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives |
| 2906 Cyclic alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives |
| 2907 Phenols; phenol-alcohols |
| 2908 Halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols |
| 2909 Ethers, ether-alcohols, ether-phenols, ether-alcohol-phenols, alcohol peroxides, ether peroxide, ketone peroxides, whether or not chemically defined, and their halogenated, sulphonated, nitrated or nitrosated derivatives |
| 2910 Epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated derivatives |
| 2911 Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives |
| 2912 Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde |
| 2913 Halogenated, sulphonated, nitrated or nitrosated derivatives of cyclic polymers of aldehydes or paraformaldehyde |
| 2914 Ketones and quinones, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives |
| 2915 Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives |
| 2916 Unsaturated acyclic monocarboxylic acids, cyclic monocarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives |
| 2917 Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives |
| 2918 Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives |
| 2919 Phosphoric esters and their salts, incl. lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives |
| 2920 Esters of other inorganic acids of non-metals and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives (excluding esters of hydrogen halides and of phosphoric esters, their salts and their halogenated, sulphonated, nitrated or nitrosated derivatives) |
| 2921 Amine-function compounds |
| 2922 Oxygen-function amino-compounds |
| 2923 Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined |
| 2924 Carboxyamide-function compounds; amide-function compounds of carbonic acid |
| 2925 Carboxyimide-function compounds, incl. saccharin and its salts, and imine-function compounds |
| 2926 Nitrile-function compounds |
| 2927 Diazo-, azo- or azoxy-compounds |
| 2928 Organic derivatives of hydrazine or of hydroxylamine |
| 2929 Compounds with other nitrogen function (excluding amine-function compounds; oxygen-function amino-compounds; quaternary ammonium salts and hydroxides; lecithin and other phosphoaminolipids; carboxyamide-function compounds; amide-function compounds of carbonic acid; carboxyimide-function, imine-function or nitrile-function compounds; diazo-, azo- or azoxy-compounds; organic derivatives of hydrazine or of hydroxylamine) |
| 2930 Organo-sulphur compounds |
| 2931 Separate chemically defined organo-inorganic compounds (excluding organo-sulphur compounds and those of mercury) |
| 2932 Heterocyclic compounds with oxygen hetero-atom[s] only |
| 2933 Heterocyclic compounds with nitrogen hetero-atom[s] only |
| 2934 Nucleic acids and their salts, whether or not chemically defined; heterocyclic compounds (excluding with oxygen only or with nitrogen hetero-atom[s] only) |
| 2935 Sulphonamides |
| 2936 Provitamins and vitamins, natural or reproduced by synthesis, incl. natural concentrates, derivatives thereof used primarily as vitamins, and intermixtures of the foregoing, whether or not in any solvent |
| 2937 Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural analogues thereof "incl. chain modified polypeptides", used primarily as hormones |
| 2938 Glycosides, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives |
| 2939 Vegetable alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives |
| 2940 Sugars, chemically pure (excluding sucrose, lactose, maltose, glucose and fructose); sugar ethers, sugar acetals and sugar esters, and their salts (excluding natural or reproduced by synthesis, provitamins, vitamins, hormones, glycosides, vegetable alkaloids and their salts, ethers, esters and other derivatives) |
| 2941 Antibiotics |
| 2942 Separate chemically defined organic compounds, n.e.s. |
