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Highly sensitive spectrophotometric determination of nitrite ion using 5,10,15,20-tetrakis(4-aminophenyl)porphine for application to natural waters

Environmental ChemistryChemical MeasurementEngineeringNatural WatersEnvironmental EngineeringEnvironmental Analytical ChemistryMass SpectrometryNitrite IonSensitive Spectrophotometric DeterminationAnalytical ChemistryWater QualityChemistryMedicineSpectrochemical AnalysisChromatographyWater AnalysisDrug Analysis