| [NaCl], mM | Surface tension (mN/m) | Stabilization time of solutions (minutes) |
| 0.5 | 60.8 | 25 |
| 1.0 | 59.2 | 35 |
| 5.0 | 54.6 | 52 |
| 10.0 | 52.8 | 72 |
| 50.0 | 47.9 | 0 |
| 75.0 | 49.9 | 0 |
| 100.0 | 48.9 | 0 |