Table 2
Water absorption index (WAI), water solubility index (WSI) and dynamic angle of spray-dr ied and freeze-dr ied powders prepared with Pueraria thunbergiana extracts

Samples Waterabsorption index Watersolubility index(%) Dynamicangle(°)
Spray-drying 0.49±0.04b1) 94.10±0.78a 36.46±1.86a
Freeze-drying 1.40±0.01a 90.69±4.15b 33.30±1.58b
1)Values are mean±SD of triplicate determinations. Different superscripts within a column indicate significant differences (p<0.05).