| S/N | Name of organism | Zone of clearance (mm) |
| 1 | Bacillus subtilis | 1.00 |
| 2 | Bacillus megaterium | 1.13 |
| 3 | Bacillus anthracis | 1.11 |
| 4 | Staph aureus | 1.00 |
| 5 | Bacillus cerus | 0.00 |
| 6 | Klebsilla species | 2.33 |
| 7 | Escherichia coli | 1.33 |