Spectrophotometric Determination of Zn(II) in Pharmaceuticals Using (Di Amino di Hydroxy Pyrimidine) as Complexing Agent: A novel spectrophotometric method for the determination of Zn(II) in pharmaceuticals using a chelating agent. Journal of Advances and Scholarly Researches in Allied Education, [S. l.], v. 15, n. 11, p. 429–434, 2018. Disponível em: https://ignited.in/index.php/jasrae/article/view/9082.. Acesso em: 6 oct. 2024.