title: [Development of methods for determination of steroids using impregnant thin layer chromatography].
mesh_terms: D002855:Chromatography, Thin Layer; D006018:Glycols; D000432:Methanol; D008722:Methods; D012822:Silicon Dioxide; D013256:Steroids / Q000302:isolation & purification*
chemical_list: D006018:Glycols; D013256:Steroids; D012822:Silicon Dioxide; D000432:Methanol