Table 1 Surface tension of toothpaste samples in distilled water (DW) and Tap water (TW) at room temperature
| Â | Surface tension (mN/m) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Toothpaste | 1:50 | 1:100 | 1:200 | 1:400 | 1:800 | 1:1600 | ||||||
| Â | DW | TW | DW | TW | DW | TW | DW | TW | DW | TW | DW | TW |
DR (2) | 34.3 | 32.1 | 46.0 | 38.0 | 58.9 | 46.8 | 65 | 55.1 | 68.5 | 62.8 | 71.0 | 68.1 |
PD (7) | 27 | 25.5 | 29.6 | 28.1 | 39.7 | 33.4 | 50.5 | 39.2 | 62.5 | 44.4 | 68.3 | 58.0 |
SKH (6) | 30.6 | 27.6 | 38 | 34.7 | 49.5 | 41.7 | 59.6 | 45.7 | 66.0 | 54.1 | 69.1 | 66.2 |
DH (3) | 34 | 30.6 | 44.3 | 37.0 | 55.6 | 46.2 | 64.0 | 54.3 | 68 | 62.4 | 70 | 68.0 |
ANH (5) | 31.5 | 28.1 | 39.0 | 35.5 | 51.4 | 42.4 | 60.9 | 46.0 | 67.2 | 54.6 | 69.3 | 66.5 |
DHG (4) | 32.8 | 29.1 | 42 | 36.1 | 53 | 43.1 | 61 | 46.9 | 67.5 | 55.4 | 69.5 | 67.1 |
DSS (1) | 35.9 | 34.6 | 48 | 39.1 | 60.9 | 49.0 | 66 | 56.3 | 69.5 | 63.0 | 71.2 | 68.2 |
CU (8) | 24.6 | 24.4 | 24.7 | 25.0 | 26.0 | 25.2 | 29.5 | 27.6 | 40.9 | 35.8 | 59.7 | 56.6 |