TAJODINI, NILOFAR; MOGHIMI, ALI. Study on the Solid Phase Extraction of Co(II)-N,N’- Disalicylideneethylene diamine Chelate with C18 Disk and Its Application in Determination of Trace Cobalt. Asian Journal of Chemistry, [S. l.], v. 22, n. 7, p. 4994–5000, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/11704. Acesso em: 3 jul. 2024.