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a Reproduced from T. S. Wiedmann and L. Kamel, J. Pharm. Sci., 91, 1743 (2002).

a Reproduced from T. S. Wiedmann and L. Kamel, J. Pharm. Sci., 91, 1743 (2002).

Table 6.13 Micelle/water distribution coefficients, Pm, for the solubilisation of benzoic acid by n-alkyl poly-oxyethylene surfactants CnEm (where n = alkyl (C) chain length and m = polyoxyethylene (E) chain length) as a function of temperature0

Surfactant formula

18°C

25°C

31°C

37°C

45°C

C16E16

0 0

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