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Fast and sensitive determination of heavy metal ions as batophenanthroline chelates in food and water samples after dispersive micro-solid phase extraction using graphene oxide as sorbent

Food ChemistryHeavy Metal IonsChemical EngineeringExtractive MetallurgyEngineeringSolvent ExtractionWater SamplesBatophenanthroline ChelatesMass SpectrometryGrapheneAnalytical ChemistryChemistryMedicineElemental CharacterizationChromatography