| 291811 | Acids; carboxylic acids, (with alcohol function but without other oxygen function), lactic acid, its salts and esters |
| 291812 | Acids; carboxylic acids, (with alcohol function but without other oxygen function), tartaric acid |
| 291813 | Acids; carboxylic acids, (with alcohol function but without other oxygen function); salts and esters of tartaric acid |
| 291814 | Acids; carboxylic acids, (with alcohol function but without other oxygen function), citric acid |
| 291815 | Acids; carboxylic acids, (with alcohol function but without other oxygen function), salts and esters of citric acid |
| 291816 | Acids; carboxylic acids, (with alcohol function but without other oxygen function), gluconic acid, its salts and esters |
| 291817 | Acids; carboxylic acids, (with alcohol function but without other oxygen function), 2,2-Diphenyl-2-hydroxyacetic acid (benzilic acid) |
| 291818 | Acids; carboxylic acids, (with alcohol function but without other oxygen function), chlorobenzilate (ISO) |
| 291819 | Acids; carboxylic acids, (with alcohol function but without other oxygen function), other than lactic, tartaric, citric, and gluconic acids and their salts and esters |
| 291821 | Acids; carboxylic acids, (with phenol function but without other oxygen function), salicylic acid and its salts |
| 291822 | Acids; carboxylic acids, (with phenol function but without other oxygen function), o-acetylsalicylic acid, its salts and esters |
| 291823 | Acids; carboxylic acids, (with phenol function but without other oxygen function), other esters of salicylic acid and its salts n.e.c. in item no. 2918.2 |
| 291829 | Acids; carboxylic acids, (with phenol function but without other oxygen function), their anhydrides, halides, peroxides, peroxyacids and their derivatives, n.e.c. in item no. 2918.2 |
| 291830 | Acids; carboxylic acids, (with aldehyde or ketone function but without other oxygen function), their anhydrides, halides, peroxides, peroxyacids and their derivatives |
| 291891 | Acids; carboxylic acids, with additional oxygen function (not alcohol, phenol, aldehyde or ketone) and their anhydrides, halides, peroxides and peroxyacids; 2,4,5-T (ISO) (2,4,5-trichlorophenoxyacetic acid), its salts and esters |
| 291899 | Acids; carboxylic acids, with additional oxygen function (not alcohol, phenol, aldehyde or ketone) and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives; other than 2,4,5-T (ISO) |
