Evaluation and Optimization of Downstream Process Parameters for Extraction of Betulinic Acid from the Bark of <i>Ziziphus jujubae</i> L.

<table>The effect of ultrasonic extraction time on percentage extraction of BA.</table>

The Scientific World Journal

Figure 10: Evaluation and Optimization of Downstream Process Parameters for Extraction of Betulinic Acid from the Bark of <i>Ziziphus jujubae</i> L. 