| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Oxides | 100 | + | |
| 2 | Sulfides | 51 | + | |
| 3 | Sulfates | 49 | + | |
| 4 | Phosphates | 40 | + | |
| 5 | Nitrates | 39 | + | |
| 6 | Carbonates | 38 | + | |
| 7 | Nitrites | 26 | + | |
| 8 | Bromates | 22 | + | |
| 9 | Fluorides | 18 | + | |
| 10 | Arsenites | 15 | + | |
| 11 | Chlorides | 15 | + | |
| 12 | Hydroxides | 11 | + | |
| 13 | Cyanides | 11 | + |