Confirmation of amphetamine, methamphetamine, MDA and MDMA in urine samples using disk solid-phase extraction and gas chromatography–mass spectrometry …
Z Huang, S Zhang - Journal of chromatography B, 2003 - Elsevier
Abstract
A method using mixed phase disk solid-phase extraction (SPE) and gas chromatography–mass spectrometry (GC–MS) was developed for confirmation of amphetamine (AMP), methamphetamine (MET), 3, 4-methylenedioxyamphetamine (MDA) and 3, 4 …
Last updated: Jul 27, 2020