Sample number | Au (%) | Ag (%) | Pb (%) | Cu (%) | Zn (%) | Fe (%) | Time (min) | pH |
1 | 49.64 | 53 | 4.21 | 24.83 | 24.38 | 13.82 | 10 | 7 |
2 | 60.65 | 61.13 | 13.05 | 31.2 | 38.42 | 16.16 | 20 | 7 |
3 | 68.85 | 64.31 | 17.06 | 26.9 | 40.78 | 24.33 | 10 | 8 |
4 | 75.87 | 72.08 | 23.49 | 36.56 | 44.62 | 37.8 | 20 | 8 |
5 | 76.11 | 77.66 | 31.32 | 44.46 | 51.03 | 36.56 | 10 | 9 |
6 | 82.2 | 85.03 | 39.75 | 51.83 | 58.8 | 43.42 | 20 | 9 |
7 | 84.3 | 91.69 | 41.96 | 76.92 | 73.95 | 65.61 | 10 | 10 |
8 | 92.74 | 95.74 | 64.85 | 82.28 | 82.39 | 78 | 20 | 10 |