| 29181200 | - Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: -- Tartaric acid |
| 29181300 | - Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: -- Salts and esters of tartaric acid |
| 29181400 | - Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: -- Citric acid |
| 29181500 | - Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: -- Salts and esters of citric acid |
| 29181600 | - Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: -- Gluconic acid, its salts and esters |
| 29181700 | - Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: -- 2,2-Diphenyl-2-hydroxyacetic acid (benzilic acid) |
| 29181900 | - Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: -- Other |
| 29182100 | - Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: -- Salicylic acid and its salts |
| 29182200 | - Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: -- O-Acetylsalicylic acid, its salts and esters |
| 29182300 | - Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: -- Other esters of salicylic acid and their salts |