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

<table>Line diagram for stirring extraction method.</table>

The Scientific World Journal

Figure 2: Evaluation and Optimization of Downstream Process Parameters for Extraction of Betulinic Acid from the Bark of <i>Ziziphus jujubae</i> L. 