Rapid and selective detection of Hg(<scp>ii</scp>) in water using AuNP <i>in situ</i>-modified filter paper by a head-space solid phase extraction Zeeman atomic absorption spectroscopy method
Yongqian Lei, Fang Zhang, Peng Guan, Pengran Guo, Guanhua Wang
Abstract
AuNPs modified filter paper as sensitive mercury sensor was applied in the head-space solid phase extraction (HS-SPE) of Hg(ii). With negative pressure sampling, it can achieve <italic>in situ</italic> sampling and detection rapidly in a complex environment.
Topics & Concepts
ChemistryZeeman effectAtomic absorption spectroscopySolid phase extractionAnalytical Chemistry (journal)In situFilter (signal processing)Extraction (chemistry)Mercury (programming language)Sampling (signal processing)ChromatographyOrganic chemistryComputer visionQuantum mechanicsPhysicsProgramming languageComputer scienceMagnetic fieldElectrochemical Analysis and ApplicationsMercury impact and mitigation studiesAnalytical chemistry methods development