Norepinephrine (NE) in human urine can be assayed by ion-pair chromatography by using an
Chapter 25, Problem 25-13(choose chapter or problem)
Norepinephrine (NE) in human urine can be assayed by ion-pair chromatography by using an octadecylsilane stationary phase and sodium octyl sulfate as the mobile-phase additive. Electrochemical detection (oxidation at 0.65 V versus Ag | AgCl) is used, with 2,3-dihydroxybenzylamine (DHBA) as internal standard.
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