Song, Bo, and Qing-Zhou Zhai. “Kinetic Spectrophotometic Determination of Trace Amounts of Copper Based on Its Catalytic Effect on the Reaction of DBC-Arsenazo and Hydrogen Peroxide”. Asian Journal of Chemistry 21, no. 7 (March 30, 2010): 5670–5676. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/18389.