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Simultaneous Detection and Quantification of Δ9THC, 11-OH-Δ9THC and Δ9THC-COOH in Whole Blood by GC Tandem Quadrupole MS

14 Jun 2012

A sensitive and reliable method for cannabinoids detection in human whole blood is presented here. The procedure involves extraction of a 1mL specimen acidified with 0.1mL of 10% acetic acid into hexane/ethyl acetate in the presence of deuterated standards. After evaporation, the drug and its metabolites were derivatized by methylation.

Xevo TQ MS

Waters

Waters Xevo™ TQ MS provides the ultimate in quantitative capabilities for your most demanding applications and your most complex sample matrices. It is a highly advanced tandem quadrupole mass spectrometer designed to enable uncomplicated access to superior HPLC and UPLC®/MS/MS performance, delivering the highest levels of sensitivity, selectivity, robustness, speed, and accuracy. Waters Xevo TQ MS is equipped with unique collision cell technology (ScanWave™) to provide new enhanced spectral LC/MS/MS data acquisition capabilities. Unlike conventional tandem quadrupole mass spectrometers, the Xevo TQ MS is designed not only to provide the very best quantitative data, but also to provide you with superior spectral MS/MS information. Xevo TQ MS offers you much more versatility in a single instrument platform that is adaptable to a variety of different UPLC/MS/MS applications both quantitative and qualitative: bioanalysis, ADME screening, food safety, environmental monitoring, forensic, and more. Features: Automated system set up and system checks for simple access Automated instrument optimization and quantitative method development tools for ease-of-use The latest innovations in high efficiency, robust, easy-to-use ZSpray™ atmospheric pressure ion source technology Versatile range of ionization options, including multi-mode ionization capability in a single run Unique, innovative T-Wave™ and ScanWave enabled collision cell technology Footprint that sits easily on your laboratory benchtop Dedicated application managers for your specialized analytical requirements

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Xevo TQ-S

Waters

Xevo TQ-S tandem quadrupole mass spectrometer - designed for the most demanding quantitative UPLC/MS/MS applications. The ultimate in tandem quadrupole performance allows you to achieve unrivalled sensitivity and robustness, available to everyone due to the accessibility of the Xevo platform. The Xevo TQ-S gives you class leading sensitivity and robustness, qualitative information when you need it most and accelerated method development for sensitive and robust methods. Reducing complexity, increasing ease of use, and ensuring the correct result every time.

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Simultaneous Detection and Quantification of Δ9THC, 11-OH-Δ9THC and Δ9THC-COOH in Whole Blood by GC Tandem Quadrupole MS