For the surface tension, dynamic density, viscosity and specificconductivity measurements, the TX-100 and CTAB mixtures at themole fraction of TX-100 in the mixture with CTAB in the bulk phase(˛) equal to 0.2, 0.4, 0.6 and 0.8 were prepared. The total concen-tration of these mixtures in the water + ethanol solvent was in therange from 1 × 10−6to 1 × 10−2M. The mole fraction of ethanol inthe mixed solvent was changing from 0 to 1