Zhai, Qing-Zhou, and Hai-Qiang Guo. “Catalytic Kinetic Spectrophotometric Method for the Determination of Traces of Iron”. Asian Journal of Chemistry 21, no. 7 (March 30, 2010): 5644–5654. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/18381.