The Scientific World Journal / 2014 / Article / Fig 4

Research Article

Optimization of Reflux Conditions for Total Flavonoid and Total Phenolic Extraction and Enhanced Antioxidant Capacity in Pandan (Pandanus amaryllifolius Roxb.) Using Response Surface Methodology

Figure 4

Predicted value of TF, TP, and DPPH activity of Pandan leaf from optimized extraction condition using RSM ((a) optimized condition for TF and DPPH activity; (b) optimized condition for TP).