Liquid chromatography-tandem mass spectrometry (LC-MS/MS) finds high fentanyl levels do not predict toxicity in tolerant users.
|Articles|September 19, 2011
Advancing SFC with the ACQUITY UPSFC System-Episode 1
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Setting the Stage for the Next 20 Years of Innovation in SFC
Learn and understand the technical advances that UltraPerformance SFC™ is bringing to normal phase chiral and achiral applications. Based on Waters proven UPLC® Technology, the ACQUITY UPSFC System's holistic design and Viridis® Hybrid Column chemistries allow you to practice SFC techniques with the familiarity of LC techniques.
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Gas chromatography-ion mobility spectrometry (GC-IMS) identifies odor markers that flag early mold growth in cigar tobacco.
Lorna Nisbet from the Leverhulme Research Centre for Forensic Science, discusses a GC–MS. technique developed to detect anabolic-androgenic steroids in e-cigarettes seized from Scottish prisons.
Kinjal Bhatt and Ina Varfaj trace their pull toward analytical science to a saturated chromatography peak and the moment their first chiral peaks separated.
Gérard Hopfgartner explains why pairing SFC with dopant-assisted APPI can match, or even beat, electrospray sensitivity, even at microflow LC rates.
Emma Macturk from LECO Corporation explains which forensic applications benefit from GC×GC’s greater peak capacity, and when the additional separation power may only provide limited benefits.
Koji Yamaguchi of the International University of Health and Welfare (Narita, Japan) discusses a novel derivatized liquid chromatography-tandem mass spectrometry (LC-MS/MS) method plus propofol glucuronide (PRG) marker which improves forensic propofol detection.
Gas chromatography-mass spectrometry (GC-MS) coupled with headspace solid-phase microextraction )HS-SPME) links cocoa variety to chocolate aroma and flavor profiles.
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