| Chapter Code | Chapter Description |
|---|
| 291631 | AROMATIC MOMOCARBOXYLIC ADICS, THEIR ANHYDRIDES, HALIDES, PEROXIDES, PEROXYACIDS, AND THEIR DERIVATIVES: BENZOIC ACID, ITS SALTS AND ESTERS |
| 291632 | AROMATIC MOMOCARBOXYLIC ADICS, THEIR ANHYDRIDES, HALIDES, PEROXIDES, PEROXYACIDS, AND THEIR DERIVATIVES: BENZOYL PEROXIDE AND BENZOYL CHLORIDE |
| 291634 | AROMATIC MOMOCARBOXYLIC ADICS, THEIR ANHYDRIDES, HALIDES, PEROXIDES, PEROXYACIDS, AND THEIR DERIVATIVES: PHENYLACETIC ACID AND ITS SALTS |
| 291639 | AROMATIC MOMOCARBOXYLIC ADICS, THEIR ANHYDRIDES, HALIDES, PEROXIDES, PEROXYACIDS, AND THEIR DERIVATIVES: OTHER |
| 291711 | ACYCLIC POLYCARBOXYLIC ACIDS, THEIR ANHYDRIDES, HALIDES, PEROXIDES, PEROXYACIDS AND THEIR DERIVATIVES : OXALIC ACID, ITS SALTS AND ESTERS |
| 291712 | ACYCLIC POLYCARBOXYLIC ACIDS, THEIR ANHYDRIDES, HALIDES, PEROXIDES, PEROXYACIDS AND THEIR DERIVATIVES : ADIPIC ACID, ITS SALTS AND ESTERS |
| 291713 | ACYCLIC POLYCARBOXYLIC ACIDS, THEIR ANHYDRIDES, HALIDES, PEROXIDES, PEROXYACIDS AND THEIR DERIVATIVES : AZELAIC ACID, SEBACIC ACID, THEIR SALTS AND ESTERS |
| 291714 | ACYCLIC POLYCARBOXYLIC ACIDS, THEIR ANHYDRIDES, HALIDES, PEROXIDES, PEROXYACIDS AND THEIR DERIVATIVES : MALEIC ANHYDRIDE |