RESSALAN, S.; CHAUHAN, R.S.; GOSWAMI, A.K.; PUROHIT, D.N. 3-Hydroxy-3-m-Sulphonato (Sodium Salt) Phenyl-1-o-Nitrophenyltriazene: An Indicator for the simultaneous Complexometric Determination of Cr(III) with Fe(III), Cu(II) and Ni(II). Asian Journal of Chemistry, [S. l.], v. 10, n. 4, p. 922–927, 2012. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/23751. Acesso em: 3 oct. 2024.