Test bacteria | Diameter of inhibition zone (mm) of different concentration | |||||
---|---|---|---|---|---|---|
150 mg/ml | 100 mg/ml | 50 mg/ml | ||||
Aqueous | Ethanol | Aqueous | Ethanol | Aqueous | Ethanol | |
1. Escherichia coli | 7.0 | 6.0 | 0 | 5.2 | 0 | 0 |
2. Staphylococcus aureus | 5.5 | 12.5 | 0 | 6.0 | 0 | 0 |
3. Pseudomonas aeruginosa | 3.0 | 6.2 | 0 | 5.9 | 0 | 0 |
4. Klebsiella pneumonia | 5.2 | 4.6 | 0 | 3.0 | 0 | 0 |
5. Proteus mirabilis | 4.0 | 5.5 | 0 | 5.5 | 0 | 0 |