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The results of method validation.
| Compound | Regression equation | R 2 | Precision (%) | Repeatability (%) | Stability (%) | Recovery (%) |
|---|---|---|---|---|---|---|
| Genipin-1-β-D-gentiobioside | y = 5,445.1x + 10,175 | 0.9999 | 1.7 | 2.0 | 1.3 | 1.5 |
| Geniposide | y = 7,891.5x + 289,745 | 0.9995 | 1.2 | 0.3 | 0.8 | 1.0 |
| Daidzin | y = 22,070x − 2,437.4 | 0.9999 | 1.3 | 0.3 | 0.5 | 1.5 |
| Glycitin | y = 32,742x − 3,296.5 | 0.9999 | 1.1 | 1.8 | 3.6 | 1.9 |
| Genistin | y = 36,003x − 7,412.6 | 0.9999 | 1.3 | 1.4 | 0.9 | 2.9 |
| Daidzein | y = 35,387x − 1,998.9 | 0.9999 | 2.1 | 3.7 | 4.2 | 1.3 |
