Research Article
Simultaneous Determination of Six Active Compounds in Yixin Badiranjibuya Granules, a Traditional Chinese Medicine, by RP-HPLC-UV Method
Table 2
The different ultrasonic bath extraction conditions (see Figure
3).
| Number | Individual experiments | Extraction conditions |
| (1) | Effect of extraction solvent | Methanol concentration (30%, 50%, 70%, and 100% aqueous methanol), solvent volume 100 mL, and extraction time 30 min |
| (2) | Effect of ultrasonic time | Extraction time (10, 20, 30, and 40 min), extraction solvent 70% aqueous methanol, and the ratio sample/extraction solvent 3/100 (g/mL) |
| (3) | Effect of solvent volumes | The ratio sample/extraction solvent (3/50, 3/100, and 3/150 g/mL), extraction solvent 70% aqueous methanol, and extraction time 30 min |
|
|