CAHYANI, Erlien Dwi; AMALIA SUHARYANTO, Titah; FATMADEWI IMAWATI, Maria. Forced Degradation Study of Flavonoid in Portulaca grandiflora extract using Spectrophotometric UV-Vis . Strada Journal of Pharmacy, [S. l.], v. 8, n. 1, p. 25–31, 2026. DOI: 10.30994/sjp.v8i1.288. Disponível em: https://thesjp.org/index.php/SJP/article/view/288. Acesso em: 30 apr. 2026.