| abstract |
A detergent active mixture of a dialkyl (C7-C9) ester of sulphosuccinic acid and a sulphate R(OC2H4)nOSO3M wherein R is alkyl, linear or branched, primary or secondary, having 11-18 carbon atoms, n is 0-40 when R is derived from a primary alcohol and 2-40 when derived from a secondary alcohol and M is an alkali metal ammonium or substituted ammonium ion, gives synergistic lather stability in hand dishwashing. |