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Simultaneous determination of acetaminophen and codeine in pharmaceutical preparations by derivative spectrophotometry

Medicinal ChemistryBiochemistryDerivative SpectrophotometryPharmaceutical PreparationsDrug DiscoveryMedicineForensic ToxicologyMass SpectrometryNatural SciencesDrug PurityAnalytical ChemistrySimultaneous DeterminationLiquid ChromatographyChromatographic AnalysisPharmacologyPharmacokineticsChromatographyDrug Analysis