title: A simplified radiochromatographic purity check.
mesh_terms: D002855:Chromatography, Thin Layer; D003102:Colloids; D006801:Humans; D008722:Methods; D011854:Radiochemistry / Q000592:standards*; D011874:Radiometry / Q000295:instrumentation*; D011877:Radionuclide Imaging; D013455:Sulfur / Q000032:analysis*; D013667:Technetium / Q000032:analysis*
chemical_list: D003102:Colloids; D013455:Sulfur; D013667:Technetium