MAHDI JREO, A. Synthesis of The new 2-[6-Nitro-2-benzothiazolylazo]-4-Amino benzoic acid Organic Reagent for Spectrophotometric Determination of Lead (II). Al-Qadisiyah Journal of Pure Science, v. 20, n. 4, p. 60 - 71, 1 Aug. 2018.