Ressalan, S. (2012) “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, 10(4), pp. 922–927. Available at: https://asianpubs.org/index.php/ajchem/article/view/23751 (Accessed: 26 August 2024).