title: [Simple colorimetric ultramicromethod for fast determination of urea].
mesh_terms: D001826:Body Fluids / Q000032:analysis; D003124:Colorimetry; D006801:Humans; D008722:Methods; D008832:Microchemistry; D014508:Urea / Q000032:analysis*
chemical_list: D014508:Urea
vernacular_title: Uber eine einfache kolorimetrische Ultramikromethode zur Schnellbestimmung des Harnstoffes.