title: Determination of sodium penicillin G in disodium carbenicillin preparations.
mesh_terms: D002228:Carbenicillin / Q000032:analysis*; D002855:Chromatography, Thin Layer; D003124:Colorimetry; D004586:Electrophoresis; D007093:Imidazoles; D008722:Methods; D010400:Penicillin G / Q000032:analysis*; D012996:Solutions / Q000032:analysis; D013053:Spectrophotometry
chemical_list: D007093:Imidazoles; D012996:Solutions; D002228:Carbenicillin; D010400:Penicillin G