title: [Thin layer silica gel chromatography of penicillins. Semi-quantitative method for the determination of benzylpenicillin in carbenicillin preparations].
mesh_terms: D002228:Carbenicillin / Q000032:analysis; D002854:Chromatography, Paper; D002855:Chromatography, Thin Layer; D004340:Drug Contamination; D004586:Electrophoresis; D000431:Ethanol; D008722:Methods; D010400:Penicillin G / Q000032:analysis*; D010406:Penicillins / Q000032:analysis*
chemical_list: D010406:Penicillins; D000431:Ethanol; D002228:Carbenicillin; D010400:Penicillin G
vernacular_title: Khromatografiia penitsillinov v tonkom sloe silikagelia. Polukolichestvennyĭ metod opredeleniia benzilpenitsillina v preparatakh karbenitsillina.