| Plant extracts/control | EC50 value | |||
| ABTS | DPPH | PM Assay‡ | Metal chelating* | |
| Petroleum benzene | 94.86 | 26.37 | 112.73 | ----------- |
| Chloroform | 37.60 | 2.36 | 403.01 | ----------- |
| Ethyl Acetate | 8.67 | 29.83 | 610.72 | ----------- |
| Methanol | 2.57 | 2.63 | 149.16 | 4.17 |
| Aqueous | 65.66 | 29.56 | 430.36 | 25.52 |
| Ascorbic acid | 23.14 | 1.66 | 51.79 | ----------- |
| BHT | 13.12 | 3.02 | ----------- | ----------- |
| Gallic acid | 4.40 | 1.96 | 1026.24 | ----------- |
| Quercetin | 5.67 | 0.073 | ----------- | ----------- |
| EDTA | ----------- | ----------- | ----------- | 0.16 |
| Tannic acid | 5.15 | 3.74 | ----------- | ----------- |