| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Hydrocarbons | 100 | + | |
| 2 | Sulfur Compounds | 23 | + | |
| 3 | Carboxylic Acids | 23 | + | |
| 4 | Nitroso Compounds | 16 | + | |
| 5 | Urea | 12 | + | |
| 6 | Quinones | 11 | + | |
| 7 | Organophosphorus Compounds | 9 | + | |
| 8 | Organometallic Compounds | 9 | + | |
| 9 | Amines | 8 | + | |
| 10 | Amides | 7 | + | |
| 11 | Alcohols | 7 | + | |
| 12 | Nitro Compounds | 5 | + | |
| 13 | Lactones | 2 | + | |
| 14 | Aldehydes | 2 | + | |
| 15 | Amidines | 2 | + | |
| 16 | Nitriles | 2 | + | |
| 17 | Ethers | 2 | + | |
| 18 | Organosilicon Compounds | 1 | + | |
| 19 | Ketones | 1 | + | |
| 20 | Triazenes | 1 | + | |
| 21 | Imides | 1 | + | |
| 22 | Hydrazines | 1 | + | |
| 23 | Onium Compounds | 1 | + | |
| 24 | Azo Compounds | 1 | + | |
| 25 | Imines | 1 | + |