title: Separation and detection of degradation products of penicillins and cephalosporins by means of thin-layer chromatography.
mesh_terms: D001673:Biodegradation, Environmental; D002511:Cephalosporins / Q000032:analysis*; D002855:Chromatography, Thin Layer; D008722:Methods; D010406:Penicillins / Q000032:analysis*
chemical_list: D002511:Cephalosporins; D010406:Penicillins