Research Article
Rapid and Sensitive Method for Extraction of Plicosepalus acacia with Determination of Its Main Polyphenolic Compounds Using Validated HPLC
Table 2
Recovery studies for the determination of four flavonoids from samples with known concentration (n = 3).
| Analyte | Addition (µg/mL) | Recovery (%) (mean ± SD) | RSD (%) |
| RU | 30 | 99.49 ± 1.32 | 1.33 | 60 | 98.14 ± 1.43 | 1.45 | 120 | 96.87 ± 1.20 | 1.24 |
| QU | 30 | 98.44 ± 4.38 | 4.45 | 60 | 98.71 ± 1.24 | 1.26 | 120 | 97.98 ± 2.93 | 2.99 |
| CA | 30 | 97.83 ± 3.92 | 4.01 | 60 | 99.04 ± 2.04 | 2.06 | 120 | 98.21 ± 1.33 | 1.36 |
| KA | 30 | 98.37 ± 1.25 | 1.27 | 60 | 97.66 ± 1.54 | 1.57 | 120 | 100.54 ± 1.35 | 1.34 |
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