2001
RAPID HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY/TANDEM MASS SPECTROMETRY APCI METHOD FOR DETERMINATION OF NITROGEN CONTAINING COMPOUNDS IN PLASMA*
Nassar A, Varshney N, Getek T. RAPID HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY/TANDEM MASS SPECTROMETRY APCI METHOD FOR DETERMINATION OF NITROGEN CONTAINING COMPOUNDS IN PLASMA*. Analytical Letters 2001, 34: 2047-2062. DOI: 10.1081/al-100106838.Peer-Reviewed Original ResearchLimit of quantitationAtmospheric pressure chemical ionizationLC-APCI-MS/MSRat plasma samplesInternal standardRetention time precisionCalibration standard curvesHigh-performance liquid chromatography-mass spectrometryLiquid chromatography-mass spectrometryNitrogen-containing compoundsChemical ionizationGas chromatography/mass spectrometryDerivatization stepAPCI methodChromatography-mass spectrometryPlasma matrixContaining compoundsSpiked levelsLC-MS/MS analysisPerchloric acidRat plasmaAverage linear responseAnalysis timeSample preparationValidation parameters
1998
Quantitative Analysis of Chemical Warfare Agent Degradation Products in Reaction Masses Using Capillary Electrophoresis
Nassar A, Lucas S, Myler C, Jones W, Campisano M, Hoffland L. Quantitative Analysis of Chemical Warfare Agent Degradation Products in Reaction Masses Using Capillary Electrophoresis. Analytical Chemistry 1998, 70: 3598-3604. PMID: 9737210, DOI: 10.1021/ac9713870.Peer-Reviewed Original ResearchConceptsChemical warfare agent degradation productsPinacolyl methylphosphonic acidIsopropyl methylphosphonic acidCapillary electrophoresisReaction massMethylphosphonic acidSpiked levelsNerve agent GDMigration time precisionDegradation productsUV detectionDetection limitQuantitation limitPrecision RSDInterday precision RSDRSDLinear responseNerve agent GBReactionNeutral matrixAdductsCE-based methodMethylphosphonateNeutral samplesCalibration standards
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