Section 06 Products of the chemical or allied industries 29 Organic chemicals 29 03 Halogenated derivatives of hydrocarbons 29 03 81 --1,2,3,4,5,6-Hexachlorocyclohexane...(ISO,INN) 29 03 81 00 --1,2,3,4,5,6-Hexachlorocyclohexane...(ISO,INN) Commodity Code Description 29 03 81 00 000 --1,2,3,4,5,6-Hexachlorocyclohexane...(ISO,INN)