Margaret McCooeye

Quantitation of Amphetamine, Methamphetamine, and Their Methylenedioxy Derivatives in Urine by Solid-Phase Microextraction Coupled with Electrospray Ionization−High-Field Asymmetric Waveform Ion Mobility Spectrometry−Mass Spectrometry

Margaret McCooeye, Zoltán Mester, Barbara Ells et al. · Analytical Chemistry · 2002 · 90 citations

Ion Mobility Spectrometry, Chemistry, Analytical Instrumentation +19

Separation and Quantitation of the Stereoisomers of Ephedra Alkaloids in Natural Health Products Using Flow Injection-Electrospray Ionization-High Field Asymmetric Waveform Ion Mobility Spectrometry-Mass Spectrometry

Margaret McCooeye, Luyi Ding, Graeme J. Gardner et al. · Analytical Chemistry · 2003 · 79 citations

Medicinal Chemistry, Gas Chromatography, Drug Purity +19

Quantitation of Morphine and Codeine in Human Urine using High-Field Asymmetric Waveform Ion Mobility Spectrometry (FAIMS) with Mass Spectrometric Detection

Margaret McCooeye, Barbara Ells, David A. Barnett et al. · Journal of Analytical Toxicology · 2001 · 70 citations

Forensic Chemistry, Ion Mobility Spectrometry, Drug Purity +18

Mapping of Selenium Metabolic Pathway in Yeast by Liquid Chromatography−Orbitrap Mass Spectrometry

Yulan Rao, Margaret McCooeye, Anthony Windust et al. · Analytical Chemistry · 2010 · 63 citations

Determination of Ephedrine Alkaloids in Dietary Supplement Standard Reference Materials

Lane C. Sander, Katherine E. Sharpless, Mary B. Satterfield et al. · Analytical Chemistry · 2005 · 53 citations