Chromatography, High Pressure LiquidIonic LiquidsChromatography, LiquidLiquid CrystalsTandem Mass SpectrometryLiquid VentilationMass SpectrometrySpectrometry, Mass, Electrospray IonizationSpectrophotometry, UltravioletChromatography, Reverse-PhaseCalibrationReproducibility of ResultsReference StandardsLimit of DetectionSolid Phase ExtractionDrug StabilityGas Chromatography-Mass SpectrometryWaterCulture MediaSensitivity and SpecificityFluorocarbonsTemperaturePhase TransitionBody FluidsSolventsIndicators and ReagentsMolecular Sequence DataAcetonitrilesSolutionsFreezingMolecular StructureBiotransformationAmino Acid SequenceTime FactorsChemical FractionationMagnetic Resonance SpectroscopyMicrochemistryChromatography, GasHydrogen-Ion ConcentrationPharmaceutical SolutionsChromatography, Thin LayerLiquid-Liquid ExtractionKineticsStereoisomerismViscosityProteomicsFood, FormulatedCattleScintillation CountingChromatography, Ion ExchangeLiquid Phase MicroextractionSurface TensionPlant ExtractsSubstance Abuse DetectionMethanolAmino AcidsAdministration, OralDosage FormsElectrochemistryChemistry Techniques, AnalyticalChemistry, PharmaceuticalPeptidesQuality ControlIsomerismTabletsSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationProteomeDrugs, Chinese HerbalNitrogenPharmaceutical PreparationsElectrophoresis, Polyacrylamide GelArea Under CurveEthanolSurface PropertiesIsotope LabelingChemistry, PhysicalDrug ContaminationVolatilizationDeglutitionSwineBiological AvailabilityMolecular WeightSolubilityPhysicochemical PhenomenaMicrosomes, LiverGlucuronidesHalf-LifeModels, ChemicalPeptide FragmentsBiological AssaySpecimen HandlingLiverForensic MedicinePhenolsTrypsinParticle SizeCapsulesHydrolysisFreeze DryingChromatography, Gel