| Bacterial strains | MIC (mg∙ml−1) | MBC (mg∙ml−1) | MBC/MIC | Characterization |
| Escherichia coli isolated | >5 | >5 | Not determined | Not determined |
| Escherichia coli CIP 53126 | 05 | >5 | Not determined | Not determined |
| Pseudomonas aeruginosa isolated | Not determined | Not determined | Not determined | Not determined |
| Pseudomonas aeruginosa CIP 82118 | 2.5 | >5 | Not determined | Not determined |
| Methicillin-resistant Staphylococcus aureus | 2.5 | 05 | 02 | Bactericide |
| Entérococcus faecalis ATCC 29212 | 1.25 | 2,5 | 02 | Bactericide |
| Staphylococcus aureus ATCC 6538 | 1.25 | >5 | >4 | Bacteriostatic |
| Staphylococcus épidermidis CIP 8039 | 0.625 | 05 | 08 | Bacteriostatic |