| Compound | Bacteria | Fungi | ||
| E. coli | B. subtilis | A. flavus | A. niger | |
| 6a | 12 | 14 | 16 | 12 |
| 6b | 22 | 20 | 21 | 22 |
| 6c | 18 | 16 | 12 | 14 |
| 9 | 14 | 15 | 12 | 11 |
| Control | 5 | 5 | - | - |
| Benzylpenicillin | 20 | 20 | - | - |
| Imidil | - | - | 20 | 20 |