Li, M., Gao, H.-W., Shi, S.-R., & Li, Y.-C. (2010). Primary-Secondary Wavelengths Spectrophotometric Determination of Trace Amounts of Cadmium with 2,4-Dibromo-6-Carboxy-Benzenediazoaminoazobenzene . Asian Journal of Chemistry, 13(3), 1089–1096. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/22741