Determination of Ephedrine Alkaloids in Dietary Supplements and Botanicals by Liquid Chromatography/Tandem Mass Spectrometry: Collaborative Study

By Trujillo William A.   Sorenson Wendy R.  

Journal of AOAC International, Vol. 86, Iss. 4, 2003-07 ,pp. : 657-668

AOAC International

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Determination of Ephedra Alkaloids in Urine and Plasma by HPLC-UV: Collaborative Study

By Roman Mark C.  

Journal of AOAC International, Vol. 87, Iss. 1, 2004-01 ,pp. : 15-24

AOAC International

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Determination of Aristolochic Acid I in Botanicals and Dietary Supplements Potentially Contaminated with Aristolochic Acid I Using LC-UV with Confirmation by LC/MS: Collaborative Study

By Sorenson Wendy R   Sullivan Darryl  

Journal of AOAC International, Vol. 90, Iss. 4, 2007-07 ,pp. : 925-933

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Determination of Aconitum Alkaloids in Dietary Supplements and Raw Botanical Materials by Liquid Chromatography/UV Detection with Confirmation by Liquid Chromatography/Tandem Mass Spectrometry: Collaborative Study

By Wong Siu-Kay  

Journal of AOAC International, Vol. 92, Iss. 1, 2008-01 ,pp. : 111-118

AOAC International

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Determination of Ephedrine-Type Alkaloids in Dietary Supplements by LC/MS Using a Stable-Isotope Labeled Internal Standard

By Gay Martha L.   White Kevin D.   Obermeyer William R.   Betz Joseph M.   Musser Steven M.  

Journal of AOAC International, Vol. 84, Iss. 3, 2001-05 ,pp. : 761-769

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