HS CodesVI · Products of the chemical or allied industries29 · Organic chemicals29172917Chapter 29Copy pagePolycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivativesDescriptionPolycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivativesSubheadings291711Oxalic acid, its salts and esters291712Adipic acid, its salts and esters291713Azelaic acid, sebacic acid, their salts and esters291714Maleic anhydride291719Other291720Cyclanic, cyclenic or cycloterpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives291732Dioctyl orthophthalates291733Dinonyl or didecyl orthophthalates291734Other esters of orthophthalic acid291735Phthalic anhydride291736Terephthalic acid and its salts291737Dimethyl terephthalate291739OtherWas this page helpful?YesNoPrevious2916Unsaturated acyclic monocarboxylic acids, cyclic monocarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivativesNextCarboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives2918