Merdita, M., Febriyanti, R. and Amananti, W. (2023) “Determination of IC50 Root Extracts of Bajakah Tampala (Spatholobus littoralis Hassk) and Kalalawit (Uncaria gambir Roxb) Using DPPH Method”, Jurnal Ilmiah Teknik Kimia, 7(1), pp. 21–28. doi: 10.32493/jitk.v7i1.25106.