Thin-layer chromatography of benzoylecgonine: a rapid qualitative method for confirming the EMIT Urine Cocaine Metabolite Assays.
Kogan
M J
MJ
Department of Neuropathology and Neurotoxicology, New York State Psychiatric Institute, NY 10032.
Pierson
D J
DJ
Durkin
M M
MM
Willson
N J
NJ
D002855:Chromatography, Thin Layer; D003042:Cocaine / Q000031:analogs & derivatives* / Q000652:urine; D006801:Humans; D007124:Immunoenzyme Techniques
C005618:benzoylecgonine; D003042:Cocaine