HS CodesVI · Products of the chemical or allied industries29 · Organic chemicals29042904Chapter 29Copy pageSulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenatedDescriptionSulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenatedSubheadings290410Derivatives containing only sulpho groups, their salts and ethyl esters290420Derivatives containing only nitro or only nitroso groups290431Perfluorooctane sulphonic acid290432Ammonium perfluorooctane sulphonate290433Lithium perfluorooctane sulphonate290434Potassium perfluorooctane sulphonate290435Other salts of perfluorooctane sulphonic acid290436Perfluorooctane sulphonyl fluoride290491Trichloronitromethane (chloropicrin)290499OtherWas this page helpful?YesNoPrevious2903Halogenated derivatives of hydrocarbonsNextAcyclic alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives2905