Table 3.
Recovery test of the five compounds in H. sabdariffa leaves (n = 3).
| Analytes | Original Amount (µg) | Added (µg) | Found (µg) | Recovery (%) | RSD (%) |
|---|---|---|---|---|---|
| Neochlorogenic acid | 594.63 | 412.50 | 1007.11 | 99.99 | 3.88 |
| 594.63 | 825.00 | 1317.16 | 87.58 | 1.38 | |
| Chlorogenic acid | 83.37 | 45.00 | 122.13 | 86.28 | 1.95 |
| 83.37 | 90.00 | 166.31 | 92.23 | 4.32 | |
| Cryptochlorogenic acid | 166.01 | 100.00 | 262.57 | 96.56 | 4.76 |
| 166.01 | 200.00 | 355.90 | 94.94 | 3.13 | |
| Rutin | 726.71 | 562.50 | 1296.29 | 101.26 | 4.11 |
| 726.71 | 1125.00 | 1793.28 | 94.81 | 4.03 | |
| Isoquercitrin | 147.97 | 112.50 | 259.52 | 99.15 | 4.88 |
| 147.97 | 225.00 | 345.92 | 87.98 | 0.83 |