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Chlorogenic acid and astilbin contents in SAR, CAF, and ABF.
| Sample | k d | Chlorogenic acid content (mg CAE/g) | Astilbin content (mg KGE/g) |
|---|---|---|---|
| SAR | - | 83.19 | 3.72 |
| CAF | 0.22 | 84.77 | ND |
| ABF | 2.68 | ND | 48.76 |
CAE, chlorogenic acid equivalents; KGE, kaempferol-3-O-glucoside equivalents; ND, not detected. S. aristolochiifolia root extract, SAR; chlorogenic acid-rich fraction, CAF; astilbin-rich fraction, ABF.
