Table 3.
Values of the ratio value between the height of the band signal corresponding to the vibration frequency of the S–S bonds and of the C–C bonds (υss/υcc) for external (dorsal) and internal (ventral) surfaces of the nail exposed to the enhancers’ solutions for a 24-h period.
| Enhancer | Surface Pore Size | υss/υcc | |
|---|---|---|---|
| Geometric Mean (Geometric Standard Deviation) | Dorsal | Ventral | |
| Untreated nail | 4.20 (0.41) | 1.07 | 1.04 |
| Water | 3.91 (0.39) | 1.01 | 1.05 |
| SLS 5% | 4.34 (0.37) | 0.87 | 0.94 |
| PEG 300 5% | 4.01 (0.40) | 0.97 | 0.86 |
| CB 0.2% | 3.69 (0.37) | 0.95 | 0.98 |
| AC 5% | 3.87 (0.37) | 0.96 | 1.02 |
| LAC 5% | 0.37 (0.39) | 1.04 | 1.02 |
| PK 5% | 4.06 (0.33) | 0.98 | 1.03 |
| Labrasol® 5% | - | 0.93 | 0.83 |
| Labrafil® 5% | - | 0.90 | 0.83 |