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Table 2
Surface activity parameters of surfactants at 25 °C.
| Surfactant | CMC (mmol. l−1) | γcmc (mN.m−1) | Γmax x 1010 (mol.cm−2) | pC20 | CMC/C20 | Amin (Å2) |
|---|---|---|---|---|---|---|
| C12–Sulfatea | 8.200 | 39.5 | 3.16 | 2.51 | 2.6 | 53 |
| C12-14–EO2–Sulfateb | 0.349 | 26.5 | 3.51 | 4.70 | 17.5c | 47 |
| C12–PO4–Sulfatea | 0.420 | 40.0 | 1.00 | 4.44 | 11.6 | 166 |
| C12–PO8–Sulfatea | 0.078 | 35.5 | 1.08 | 5.47 | 23.0 | 154 |
| C12–PO12–Sulfatea | 0.043 | 33.7 | 1.01 | 5.99 | 42.2 | 164 |
c
calculated from the original data of Lv et al. (2018).
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