Table 2. Independent chemical factors (in columns) obtained after the Factor Analysis of chemical data.
| Peaks | Chemical Factors | |||||
| FC1 | FC2 | FC3 | FC4 | FC5 | FC6 | |
| 18 | 0.965 | - | - | - | - | - |
| 19 | 0.965 | - | - | - | - | - |
| 17 | 0.964 | - | - | - | - | - |
| 23 | 0.881 | - | - | - | - | - |
| 20 | 0.729 | - | - | - | - | - |
| 21 | 0.659 | - | - | - | -0.691 | - |
| 14 | 0.653 | - | - | - | - | - |
| (5) | - | - | - | - | - | 0.746 |
| (6) | - | 0.916 | - | - | - | - |
| 25 | - | 0.913 | - | - | - | - |
| 24 | - | 0.877 | - | - | - | - |
| (4) | - | 0.719 | - | - | - | - |
| (1) | - | - | -0.609 | - | - | - |
| 5 | - | - | -0.852 | - | - | - |
| 4 | - | - | -0.837 | - | - | - |
| 9 | - | - | -0.808 | - | - | - |
| 7 | - | - | -0.774 | - | - | - |
| 2 | - | - | - | -0.891 | - | - |
| 3 | - | - | - | -0.739 | - | - |
| 8 | - | - | - | -0.638 | - | - |
| 6 | - | - | - | - | -0.917 | - |
| (3) | - | - | - | - | - | 0.922 |
| 12 | - | - | - | - | - | 0.913 |
| % of total variance explained | 22.37 | 17.97 | 14.12 | 10.43 | 7.70 | 11.55 |