Letter: Precolumn methylation of phenobarbital with trimethylanilinium hydroxide.
D055598:Chemical Phenomena; D002621:Chemistry; D002849:Chromatography, Gas; D007202:Indicators and Reagents; D008722:Methods; D008745:Methylation; D010634:Phenobarbital / Q000032:analysis*
D007202:Indicators and Reagents; D010634:Phenobarbital