Acids; polycarboxylic acids, their anhydrides, halides, peroxides and peroxy-acids; their halogenated, sulphonated, nitrated or nitrosated derivatives

291711 Acids; acyclic polycarboxylic acids; oxalic acid, its salts and esters 291712 Acids; acyclic polycarboxylic acids; adipic acid, its salts and esters 291713 Acids; acyclic polycarboxylic acids; azelaic acid, sebacic acid, their salts and esters 291714 Acids; acyclic polycarboxylic acids; maleic anhydride 291719 Acids; acyclic polycarboxylic acids; n.e.c. in item no. 2917.1 291720 Acids; cyclanic, cyclenic or cycloterpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and derivatives 291732 Acids; aromatic polycarboxylic acids; dioctyl orthophthalates 291733 Acids; aromatic polycarboxylic acids; dinonyl or didecyl orthophthalates 291734 Acids; aromatic polycarboxylic acids; other esters of orthophthalic acids 291735 Acids; aromatic polycarboxylic acids; phthalic anhydride 291736 Acids; aromatic polycarboxylic acids; terephthalic acid and its salts 291737 Acids; aromatic polycarboxylic acids; dimethyl terephthalate 291739 Acids; aromatic polycarboxylic acids; n.e.c. in item no. 2917.3