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. 2013 Jan 5;16(4):601–607. doi: 10.1007/s11743-012-1429-x

Table 2.

Critical micellar concentration for the PS20/CTAB systems as a function of the mole fraction of the nonionic surfactant in different alcohol solutions at 25 °C

PS20/CTAB conductivity 10 % Methanol 10 % Ethanol 10 % Propanol 10 % Butanol
Surface tension Conductivity Surface tension Conductivity Surface tension Conductivity Surface tension Conductivity
0 0.54 0.40 0.43 0.37 0.27 0.25 0.20 0.22
0.2 0.60 0.57 0.51 0.49 0.47 0.44 0.15 0.07
0.4 0.11 0.13 0.33 0.49 0.27 0.33 0.13 0.07
0.6 0.24 0.11 0.13 0.39 0.15 0.10 0.12 0.08
0.8 0.29 0.10 0.15 0.07 0.11 0.06 0.10 0.08
1.0 0.11 0.17 0.52 0.46 0.51 0.49 0.17 0.25