| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Hydrocarbons | 100 | + | |
| 2 | Sulfur Compounds | 31 | + | |
| 3 | Carboxylic Acids | 27 | + | |
| 4 | Amines | 11 | + | |
| 5 | Isocyanates | 9 | + | |
| 6 | Alcohols | 9 | + | |
| 7 | Quinones | 8 | + | |
| 8 | Amides | 3 | + | |
| 9 | Urea | 3 | + | |
| 10 | Organophosphorus Compounds | 2 | + | |
| 11 | Lactones | 2 | + | |
| 12 | Organometallic Compounds | 1 | + | |
| 13 | Ketones | 1 | + | |
| 14 | Nitroso Compounds | 1 | + | |
| 15 | Onium Compounds | 1 | + | |
| 16 | Ethers | 1 | + |