| Samples | Concentration (mg/L) | Temperature (˚C) | pH | Current (A) | Cell Potential (V) | Time (min) |
| 1 | 1 | 20 | 2.86 | 0.49 | 8.5 | 5 |
| 2 | 2 | 20 | 3.02 | 0.52 | 12 | 5 |
| 3 | 5 | 20 | 2.90 | 0.44 | 10 | 5 |
| 4 | 7 | 20 | 3.05 | 0.41 | 12.8 | 5 |
| 5 | 13 | 20 | 2.90 | 0.48 | 10.7 | 5 |
| 6 | 20 | 20 | 3.02 | 0.50 | 10.25 | 5 |
| 7 | 30 | 20 | 4.14 | 0.75 | 6.68 | 5 |