Optimization of Aqueous Extraction Conditions of Inulin from the Arctium lappa L. Roots Using Ultrasonic Irradiation Frequency

Table 2

Predicted optimum condition for ultrasound-assisted extraction of inulin from the burdock root.

Factor	Low	High	Optimum
Sonication time (min)	10	40	36.65
Sonication temperature (°C)	40	70	55.48
Water/solid ratio (g/ml)	1 : 20	1 : 40	1 : 35
Desirability	90%