| Antibiotics producing microorganisms | Minimum inhibitory concentration (MIC) (%) | |
| S. aureus | E. coli | |
| Providencia stuartii | 25 | 25 |
| Bacillus sp. | 25 | 25 |
| Providencia alcalifaciens | 25 | 25 |
| Aspergillus fumigatus | - | 12.5 |
| Aspergillus niger | - | 25 |