STYAWAN, Anita Agustina; PUTRI, Aristhasari; RAMADHANI NUR CHOLIFA, Refida. Tannin Analysis of Red Roselle Petals (Hibiscus Sabdariffa, L.) using Permanganometry Method. Urecol Journal. Part D: Applied Sciences, [S. l.], v. 1, n. 1, p. 1–8, 2021. DOI: 10.53017/ujas.31. Disponível em: http://snp.ums.ac.id/index.php/ujas/article/view/31. Acesso em: 23 sep. 2024.