Research Article
Effect of Brewing Water on the Antioxidant Capacity of Green Tea Infusion with DPPH Assay
Figure 4
Effect of Ca2+ (a) and Mg2+ (b) with different concentrations on the antioxidant activity of EGCG solutions of 50 mg/L. CK: control check, ion solution without EGCG; +EGCG: ion solution with EGCG. a,b,c,dDifferent letters above the column indicate significant differences among different concentrations of ions ().
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