MOGHIMI, Ali; TAJODINI, Nilofar. Preconcentration of Copper(II) in Water Samples Using Polyurethane Foam/2-(6’-Ethyl-2’-benzothiazolylazo)chromotropic Acid. Asian Journal of Chemistry, [S. l.], v. 22, n. 5, p. 3325–3334, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/11551. Acesso em: 25 nov. 2024.