| Sample | pH | Ultrasound/min | R.T. | 100˚C |
| A | 5 | 0 | 90.2 | 87.7 |
| B | 5 | 10 | 93.6 | 84.4 |
| C | 7 | 0 | 89.5 | 88.8 |
| D | 7 | 10 | 95.3 | 86.1 |
| E | 9 | 0 | 88.0 | 88.3 |
| F | 9 | 10 | 94.2 | 84.2 |