Brunsmann, P W [An improved modification of the diphenylcarbazone-mercury (II) nitrate reaction on barbiturates, applied to the toxicologic study of blood on thin-layer chromatography]. [electronic resource] - Pharmaceutisch weekblad Dec 1971 - 933-7 p. digital Publication Type: Journal Article ISSN: 0031-6911 Subjects--Topical Terms: Azo CompoundsBarbiturates--bloodChromatography, Thin LayerHumansMercuryMethodsPhenylhydrazines