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Calibration curve, LOD and LOQ, and recovery for three standards.
| Analytes | Linear Regression Equation of 3 Flavonoids | LOD (μg/mL) | LOQ (μg/mL) | Recovery (%) Mean ± SD | ||
|---|---|---|---|---|---|---|
| Regressive Equation | r2 | Test Range (μg/mL) | ||||
| Hyperoside | Y = 35.125X − 1.3227 | 0.9991 | 1.72–880.00 | 0.218 | 0.656 | 98.2 ± 2.35 |
| Isoquercitrin | Y = 48.820X − 1.0970 | 0.9993 | 1.24–639.00 | 0.308 | 0.922 | 101.3 ± 1.78 |
| Astragalin | Y = 12.930X − 0.6021 | 0.9984 | 0.36–360.00 | 0.086 | 0.257 | 103.1 ± 2.66 |
