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. 2019 Oct 9;5(10):e02571. doi: 10.1016/j.heliyon.2019.e02571

Fig. 2.

Fig. 2

Respose surface plots for TPC (A, B & C), DPPH (D, E & F) and ABTS (G, H & I) radical scavening activity, and FRAP (J, K & L) versus S/S ratio and irradiation time, ethanol (%) and irradiation time, and ethanol (%) and S/S ratio, respectively.