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Minimization of phosphate interference in the direct determination of arsenic in urine by electrothermal atomic absorption spectrometry

Chemical EngineeringUrologyPhosphate InterferenceEngineeringDirect DeterminationSpectroscopyMetalloid ContaminationMass SpectrometryForensic ToxicologyAnalytical ChemistryAtomic AbsorptionAtomic Fluorescence SpectroscopyClinical ChemistryMedicineElemental CharacterizationChromatography