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FRAP activity of acetone, methanol and aqueous extracts of O. gratissimum
| Extracts | FRAP* |
| Acetone | 346. 51± 8.54 |
| Methanol | 508.19 ±5.98 |
| Aqueous | 159.83 ± 3.64 |
| Ascorbic acid | 1524.01 ± 23.50 |
| BHT | 75.48 ± 4.51 |
| Catechin | 984.21 ± 0.89 |
| Quercetin | 2435.34 ± 12.05 |
Expressed in units of µmole Fe(II)/g
