The Scientific World Journal / 2014 / Article / Tab 3

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

Table 3

Predicted models and statistical parameters calculated after implementation of three-factor central composite design.

Measured parametersPredicted models 2 2 (adjusted)Regression ( value)Lack of fit ( value)

TF
+
0.980.970.00010.366

TP
+
0.990.990.00010.295

DPPH
+
0.990.990.00010.266