Research Article
Simultaneous Determination of Rutin, Luteolin, Quercetin, and Betulinic Acid in the Extract of Disporopsis pernyi (Hua) Diels by UPLC
Table 1
Regression, correlation coefficient (
), LOD, and LOQ of the 4 compounds in
Disporopsis pernyi (Hua) Diels.
| Compound | UV wavelength | Regression slope | Equation intercept | Linear range (g/mL) | | LOD (g/mL) | LOQ (g/mL) |
| Rutin | 254 nm | 34.63 | −23.36 | 45.10–451.00 | 0.9992 | 0.221 | 0.729 | Luteolin | 280 nm | 45.32 | 10.61 | 62.81–439.60 | 0.9997 | 0.264 | 0.879 | Quercetin | 254 nm | 14.47 | −24.34 | 27.58–275.80 | 0.9993 | 0.267 | 0.881 | Betulinic acid | 210 nm | 53.39 | 8.372 | 48.34–338.10 | 0.9992 | 0.137 | 0.456 |
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