Table 2.
Critical micelle concentration cmc of choline octanoate, choline decanoate and choline oleate (Choleate) obtained from conductivity and surface tension measurements at 25°C and 40°C. The micelle ionization degree α at the cmc was calculated from the conductivity measurements.
| cmca/mM | cmcb/mM | α | |
|---|---|---|---|
| ChC8 25°C | 383.0 | 324.9 | – |
| ChC8 40°C | 393.8 | 360.0 | – |
| ChC10 25°C | 103.3 | 75.0 | – |
| ChC10 40°C | 106.8 | 87.2 | – |
| Choleate 25°C | 1.6 | 1.3 | 0.30 |
| Choleate 40°C | 1.7 | 1.6 | 0.24 |
a
Critical micelle concentration cmc of choline octanoate, choline decanoate and choline oleate (Choleate) obtained from conductivity measurements.
b
Critical micelle concentration cmc of choline octanoate, choline decanoate and choline oleate (Choleate) obtained from surface tension measurements.