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Retention time, calibration equation, and correlation coefficient for compound in extracts of Perilla frutescens var. acuta (Odash.) Kudo leaves.
| Compound | Retention time (min) | Calibration equation | Correlation coefficient (r2) |
|---|---|---|---|
| Rosmarinic acid | 39.455 | Y = 57.769x + 215.250 | 0.999 |
a y: peak area, x: concentration of standards (mg/mL).
