[Gas chromatographic separation of various xanthine derivatives].
D002110:Caffeine / Q000032:analysis; D002849:Chromatography, Gas; D013805:Theobromine / Q000032:analysis; D013806:Theophylline / Q000032:analysis; D014970:Xanthines / Q000032:analysis*
D014970:Xanthines; D002110:Caffeine; D013806:Theophylline; D013805:Theobromine
Die gaschromatographische Trennung einiger Xanthin-Derivate.