… Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated. …
Explanatory notes
… 29.04 - Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated. 2904.10 - Derivatives containing … acid. (b) Toluenesulphonic acids (sometimes erroneously called benzylsulphonic acids). (c) …