title: Thin-layer chromatography of steroidal pharmaceuticals.
mesh_terms: D002626:Chemistry, Pharmaceutical; D002855:Chromatography, Thin Layer; D005782:Gels; D006728:Hormones / Q000302:isolation & purification; D007202:Indicators and Reagents; D012822:Silicon Dioxide; D013256:Steroids / Q000302:isolation & purification*
chemical_list: D005782:Gels; D006728:Hormones; D007202:Indicators and Reagents; D013256:Steroids; D012822:Silicon Dioxide