Acids; unsaturated acyclic monocarboxylic, cyclic monocarboxylic, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives

291611 Acids; unsaturated acyclic monocarboxylic acids; acrylic acid and its salts 291612 Acids; unsaturated acyclic monocarboxylic acids; esters of acrylic acid 291613 Acids; unsaturated acyclic monocarboxylic acids; methacrylic acid and its salts 291614 Acids; unsaturated acyclic monocarboxylic acids; esters of methacrylic acid 291615 Acids; unsaturated acyclic monocarboxylic acids; oleic, linoleic or linolenic acids, their salts and esters 291616 Acids; unsaturated acyclic monocarboxylic, cyclic monocarboxylic, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives, binapacryl (ISO) 291619 Acids; unsaturated acyclic monocarboxylic, cyclic monocarboxylic, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives, n.e.c. in item no. 2916.1 291620 Acids; cyclanic, cyclenic or cycloterpenic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives 291631 Acids; aromatic monocarboxylic acids, benzoic acid, its salts and esters 291632 Acids; aromatic monocarboxylic acids, benzoyl peroxide and benzoyl chloride 291634 Acids; aromatic monocarboxylic acids, phenylacetic acid and its salts 291639 Acids; aromatic monocarboxylic acids, and their anhydrides, halides, peroxides, peroxyacids and their derivatives, other than benzoic acid, its salts and esters, benzoyl peroxide and benzoyl chloride, phenylacetic acid and its salts