title: [Effect of non-aqueous elution agents on the behavior of extremely weak bases in ion exchange chromatography using an example of pharmaceutical agent mixture].
mesh_terms: D000433:1-Propanol / Q000494:pharmacology; D000983:Antipyrine / Q000032:analysis; D001549:Benzamides / Q000032:analysis; D001565:Benzoates / Q000032:analysis; D002110:Caffeine / Q000032:analysis; D002396:Catechols / Q000032:analysis; D000697:Central Nervous System Stimulants / Q000032:analysis*; D002852:Chromatography, Ion Exchange; D002855:Chromatography, Thin Layer; D000431:Ethanol / Q000494:pharmacology; D000432:Methanol / Q000494:pharmacology; D012457:Salicylamides / Q000032:analysis; D012997:Solvents / Q000494:pharmacology*; D013053:Spectrophotometry; D013607:Tablets; D013806:Theophylline / Q000032:analysis; D014466:Ultraviolet Rays; D014867:Water / Q000494:pharmacology
chemical_list: D001549:Benzamides; D001565:Benzoates; D002396:Catechols; D000697:Central Nervous System Stimulants; D012457:Salicylamides; D012997:Solvents; D013607:Tablets; D014867:Water; D002110:Caffeine; D000431:Ethanol; D000433:1-Propanol; D013806:Theophylline; D000983:Antipyrine; D000432:Methanol
vernacular_title: Uber den Einfluss nichtwässriger Elutionsmittel auf das Verhalten extrem schwacher Basen bei der lonenaustauscher-Chromatographie am Beispiel eines pharmazeutischen Wirkstoffgemisches.