Section 06 Products of the chemical or allied industries 29 Organic chemicals 29 17 Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. 29 17 34 Other esters of orthophthalic acid 29 17 34 00 Other esters of orthophthalic acid Commodity Code Description 29 17 34 00 000 Other esters of orthophthalic acid