Analysis of cocaine, benzoylecgonine, ecgonine methyl ester, ethylcocaine and norcocaine in human urine using HPLC with post-column ion-pair extraction and fluorescence detection
Author:
I.M. Roy,T.M. Jefferies,M.D. Threadgill,G.H. Dewar
Publication:
Journal of Pharmaceutical and Biomedical Analysis
Date:
October–December 1992
Copyright © 1992 Published by Elsevier B.V.