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Comparison of (A) DPPH inhibition activity and (B) ferric reducing power of ascorbic acid, CE, EAF, and AQF obtained from extraction of sarang semut using water/ethanol (20/80; v/v). AQF = aqueous fraction; CE = crude extract; DPPH = 1,1-diphenyl-2-picrylhydrazyl-radical; EAF = ethyl acetate fraction.
