Amin, M.R., Haque, A., Biswas, A. and Mozumder, T.H. 2014. Preparation and labeling of technitium-99m kit In pharmaceutical grade clean room. Journal of Chemical Engineering. 27, 2 (Jan. 2014), 31–35. DOI:https://doi.org/10.3329/jce.v27i2.17798.