Table 1 DPPH scavenging activity, the data shown as mean ± SD from three replicates, along with the corresponding IC50 values.
DPPH assay | ||||
|---|---|---|---|---|
Concentration (µg/ml) | Petroleum ether | Chloroform | Ethanol | Standard (Ascorbic acid) |
50 | 48.90 ± 0.68 | 47.23±0.47 | 50.08± 1.35 | 51.24± 1.79 |
100 | 56.96± 0.42 | 52.15± 0.67 | 60.39± 1.15 | 66.83± 0.76 |
150 | 63.5± 0.72 | 55.2± 0.22 | 68.64± 0.39 | 76.94± 0.67 |
200 | 75.97± 0.57 | 59.23± 0.65 | 76.13± 0.50 | 88.38± 0.98 |
250 | 82.43± 1.74 | 65.98± 1.17 | 84.36± 0.93 | 97.97± 0.80 |
IC50 values | 152.7 | 161.3 | 143.6 | 139.5 |