Thiourea catalysis of MeHg ligand exchange between natural dissolved organic matter and a thiol-functionalized resin: A novel method of matrix removal and MeHg preconcentration for ultratrace Hg speciation analysis in freshwaters

Analytical and Bioanalytical Chemistry

Volumn 388, Issue 2, 2007, Pages 341-352

  Vermillion, Brian R ^a   Hudson, Robert J M ^a  

^a UNIVERSITY OF ILLINOIS AT URBANA CHAMPAIGN   (United States)

Author keywords

Methylmercury; Porewater; Solid phase extraction; Speciation analysis; Thiourea

Indexed keywords

DISSOLVED ORGANIC MATTER; PRECONCENTRATION; SOLID PHASE EXTRACTION; SPECIATION ANALYSIS;

CATALYSIS; DISSOCIATION; LIGANDS; MERCURY COMPOUNDS; RESINS; THIOUREAS;

BIOLOGICAL MATERIALS;

FRESH WATER; MERCURIC NITRATE; MERCURY DERIVATIVE; METHYLMERCURY DERIVATIVE; METHYLMERCURY II; NITRATE; POLY(DIVINYLBENZENE); RESIN; STYRENE DERIVATIVE; THIOL DERIVATIVE; THIOUREA; UNCLASSIFIED DRUG;

ADSORPTION; ALGORITHM; CATALYSIS; CHEMISTRY; CONFERENCE PAPER; KINETICS; LIQUID CHROMATOGRAPHY; METHODOLOGY; PH; REPRODUCIBILITY; SOLID PHASE EXTRACTION; SPECTROFLUOROMETRY; WATER POLLUTION;

ADSORPTION; ALGORITHMS; CATALYSIS; CHROMATOGRAPHY, LIQUID; FRESH WATER; HYDROGEN-ION CONCENTRATION; KINETICS; MERCURY COMPOUNDS; METHYLMERCURY COMPOUNDS; NITRATES; REPRODUCIBILITY OF RESULTS; RESINS, SYNTHETIC; SOLID PHASE EXTRACTION; SPECTROMETRY, FLUORESCENCE; STYRENES; SULFHYDRYL COMPOUNDS; THIOUREA; WATER POLLUTION, CHEMICAL;

EID: 34247569883     PISSN: 16182642     EISSN: 16182650     Source Type: Journal    
DOI: 10.1007/s00216-007-1207-1     Document Type: Conference Paper

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