Section 06 Products of the chemical or allied industries 29 Organic chemicals 29 14 Ketones and quinones and their halogenated... derivatives 29 14 13 4-Methylpentan-2-one (methyl isobutyl ketone) 29 14 13 00 4-Methylpentan-2-one (methyl isobutyl ketone) Commodity Code Description 29 14 13 00 000 4-Methylpentan-2-one (methyl isobutyl ketone)