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Intra-day and inter-day precision of oleanolic acid by using HPLC method.
| Oeanolic acid | |||||||
|---|---|---|---|---|---|---|---|
| Intra-day (n = 6) |
Inter-day (n = 6) |
||||||
| RT (min) |
Response (AU) |
RT (min) |
Response (AU) |
||||
| Mean | % RSD | Mean | % RSD | Mean | % RSD | Mean | % RSD |
| 21.54 | 0.45 | 24,032.33 | 1.74 | 21.53 | 0.70 | 22,802.00 | 1.98 |
| 21.51 | 1.02 | 25,407.67 | 1.03 | 21.57 | 0.97 | 23,876.33 | 1.69 |
| 21.52 | 1.11 | 28,228.00 | 1.86 | 21.53 | 1.06 | 27,192.00 | 1.52 |
