Central Police University, Taiwan
New forensic science study findings have been reported by scientists at Central Police University
Published in Medical Imaging Law Weekly, October 31st, 2006
New investigation results, "Artifacts in the GC-MS profiling of underivatized methamphetamine hydrochloride," are detailed in a study published in Forensic Science International. According to a study from Taiwan, "When underivatized methamphetamine hydrochloride (MA.HCl) in methanol is subjected to the instant gas chromatographic-mass spectrometric (GC-MS) profiling with old inlet liners at temperatures above 200 degrees C, appreciable amounts of N,N-dimethylamphetamine (DMA) and amphetamine (AP) are produced. The presence of these two artifacts is attributed to the N-demethylation and N-methylation reactions of MA as well as methyl group exchange with methanol."
"These...
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