International Journal of Interdisciplinary Research
Table 3 Concentration of rutin and quercetin in Flos Sophorae extract obtained by different extraction temperatures
Extraction temperature | Compound | Retention time (min) | Area (mAU min) | Concentration (mg/L) | Ratio rutin/quercetin |
|---|---|---|---|---|---|
40 ℃ | Rutin | 17.8 | 15.695 | 49.13 | 4.60 |
Quercetin | 29.6 | 6.927 | 10.66 | ||
75 ℃ | Rutin | 17.8 | 21.061 | 65.91 | 4.81 |
Quercetin | 29.6 | 8.824 | 13.68 | ||
90 ℃ | Rutin | 17.6 | 39.589 | 123.87 | 7.66 |
Quercetin | 29.6 | 10.386 | 16.16 |