title: Otimum use of paper, thin-layer and gas-liquid chromatography for the identification of basic drugs. I. Determination of effectiveness for a series of chromatographic systems.
mesh_terms: D002845:Chromatography; D002849:Chromatography, Gas; D002854:Chromatography, Paper; D002855:Chromatography, Thin Layer; D006863:Hydrogen-Ion Concentration; D008433:Mathematics; D008722:Methods; D004364:Pharmaceutical Preparations / Q000032:analysis* / Q000302:isolation & purification; D011336:Probability; D012996:Solutions
chemical_list: D004364:Pharmaceutical Preparations; D012996:Solutions