NASUTION, K. Z.; DAULAY, A. S.; RIDWANTO, R.; NASUTION, H. M. Determination of flavonoid levels of raru bark methanol extract (Cotylelobium lanceolatum Craib) on variations in solvent concentration using UV-Vis spectrophotometry method. Journal of Pharmaceutical and Sciences, [S. l.], v. 8, n. 1, p. 437–449, 2025. DOI: 10.36490/journal-jps.com.v8i1.724. Disponível em: https://journal-jps.com/new/index.php/jps/article/view/724. Acesso em: 27 jul. 2025.