Jain, C.P., R.S. Chauhan, A.K. Goswami, and D.N. Purohit. “Hydroxytriazenes As Metallochromic Indicators for Complexometric Determination of Ion in Complexometric Determination of Iron in Pharmaceutical Preparations ”. Asian Journal of Chemistry 12, no. 3 (March 30, 2010): 909–910. Accessed August 26, 2024. https://asianpubs.org/index.php/ajchem/article/view/23088.