TEST OF ANTIOXIDANT ACTIVITY LEAVES OF SCAEVOLA TACCADA (GAERTN.) ROXB. USING DPPH (1, 1-DIPHENYL-2-PICRYLHYDRAZYL) Journal title: International Research Journal of Pharmacy (IRJP) Authors: Rahmawati , Safriani Rahman, Aulia Wati, Hendra Herman, Fauzan Arsyad Subject(s):