NURYANTI, Siti; MATSJEH, Sabirin; ANWAR, Chairil; RAHARJO, Tri Joko; HAMZAH, Baharuddin. Corolla of Roselle (Hibiscus sabdariffa L.) as acid-base indicator. European Journal of Chemistry, [S. l.], v. 4, n. 1, p. 20–24, 2013. DOI: 10.5155/eurjchem.4.1.20-24.620. Disponível em: https://eurjchem.com/index.php/eurjchem/article/view/620. Acesso em: 27 apr. 2024.