Section 06 Products of the chemical or allied industries 29 Organic chemicals 29 16 Unsaturated acyclic monocarboxylic acids, cyclic monocarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. 29 16 11 Acrylic acid and its salts Commodity Code Description 29 16 11 00 Acrylic acid and its salts