Mercury bromo hydroxy propane-Hg203, Tc-99m colloidal, Tc-99m pertechnate (from Tc-99m Generator) were prepared and prepared products were tested their clinical usability to give agreeable results. Labelling of HSA by Tc-99m and coagulation of HSA to MAA were conducted on a lab. scale. The iodine containning Radiopharmaceuticals; Hippuran, Sodiumiodide (inj), RISA, MAA, Rosebengal, Triolein, Phosphorus protein and Mercury203 neohydrine were prepared by the conventional procedure. Total 206. 4mC of Radiopharmaceuticals were prepared and 141.910mC of them were distributed to the major users in this country.