Chigondo, F. ., Nyambuya, T. ., & Chigondo, M. . (2013). Removal of Zinc (II) Ions from Aqueous Solution Using Msasa Tree (Brachystegia Spiciformis) Leaf Powder: Equilibrium Studies. Journal of Asian Scientific Research, 3(2), 140–150. Retrieved from https://archive.aessweb.com/index.php/5003/article/view/3456