Subheadings 10
2904.10 Derivatives of hydrocarbons; containing only sulpho groups, their salts and ethyl esters, whether or not halogenated 2904.20 Derivatives of hydrocarbons; containing only nitro or only nitroso groups, whether or not halogenated 2904.31 Derivatives of hydrocarbons; perfluorooctane sulphonic acid, whether or not halogenated 2904.32 Derivatives of hydrocarbons; ammonium perfluorooctane sulphonate, whether or not halogenated 2904.33 Derivatives of hydrocarbons; lithium perfluorooctane sulphonate, whether or not halogenated 2904.34 Derivatives of hydrocarbons; potassium perfluorooctane sulphonate, whether or not halogenated 2904.35 Derivatives of hydrocarbons; salts of perfluorooctane sulphonic acid n.e.c in heading no. 2904, whether or not halogenated 2904.36 Derivatives of hydrocarbons; perfluorooctane sulphonyl fluoride, whether or not halogenated 2904.91 Derivatives of hydrocarbons; trichloronitromethane (chloropicrin), whether or not halogenated 2904.99 Derivatives of hydrocarbons n.e.c. in heading no. 2904, whether or not halogenated
Industry
This code belongs to the Chemicals industry.