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. 2019 Nov 27;4(24):20586–20594. doi: 10.1021/acsomega.9b02550

Table 3. k and R2 Values for Different Extraction Methods.

extraction methods stirring extraction reflux extraction ultrasonic extraction SWE
k (1/min) 0.00938 0.01243 0.01498 0.01879
R2 0.86688 0.89110 0.88137 0.89913