ZHANG, Dong. Preconcentration and Separation of Iron and Cobalt Using Solid Phase Extraction and Their Determination by Flame Atomic Absorption Spectrometry. Asian Journal of Chemistry, [S. l.], v. 24, n. 11, p. 5219–5221, 2012. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/9824. Acesso em: 22 nov. 2024.