3402391000
- Organic surface-active agents (other than soap); surface-active preparations, washing preparations (including auxiliary washing preparations) and cleaning preparations, whether or not containing soap, other than those of heading 3401
- Anionic organic surface-active agents, whether or not put up for retail sale
- Other
- Aqueous solution containing by weight 30 % or more but not more than 50 % of disodium alkyl [oxydi(benzenesulphonate)]