2918.30.25

Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives: Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: Aromatic: Other: Products described in additional U.S. note 3 to section VI Methyl 3-oxo-2-phenylbutanoate (methyl alpha-phenylacetoacetate, MAPA)

Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives: Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: Aromatic: Other: Products described in additional U.S. note 3 to section VI Other