Derivatives of hydrocarbons; containing only sulpho groups, their salts and ethyl esters, whether or not halogenated

290410 Derivatives containing only sulfo groups, their salts and ethyl esters:

2904100400 2-Anthracenesulfonic acid

2904100800 Benzenesulfonyl chloride

2904101000 m-Benzenedisulfonic acid, sodium salt; 1,5-Naphthalenedisulfonic acid; andp-Toluenesulfonyl chloride

2904101500 Mixtures of 1,3,6-naphthalenetrisulfonic acid and 1,3,7-naphthalenetrisulfonic acid

2904103200 Products described in additional U.S. note 3 to section VI

2904103700 Other

2904105000 Other

2904100000 Derivatives of hydrocarbons; containing only sulpho groups, their salts and ethyl esters, whether or not halogenated

2904100030

2904100050

2904100090

29041000 Derivatives containing only sulpho groups, their salts and ethyl esters

2904100030 Sodium p-styrenesulphonate (CAS RN 2695-37-6)

2904100050 Sodium 2-methylprop-2-ene-1-sulphonate (CAS RN 1561-92-8)

2904100090 Other