Derivatives containing only sulfo groups, their salts and ethyl esters: — Sulfonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated
Open in calculator| Code | Description | Units |
|---|---|---|
| 2904.10.10.00 | m-Benzenedisulfonic acid, sodium salt; 1,5-Naphthalenedisulfonic acid; andp-Toluenesulfonyl chloride | kg |