Optimization of a novel method for determination of benzene, toluene, ethylbenzene, and xylenes in hair and waste water samples by carbon nanotubes reinforced sol-gel based hollow fiber solid phase microextraction and gas chromatography using factorial experimental design

Journal of Chromatography A

Volumn 1218, Issue 21, 2011, Pages 3400-3406

  Es'haghi, Zarrin ^a   Ebrahimi, Mahmoud ^b,c   Hosseini, Mohammad Saeid ^b  

^a PAYAME NOOR UNIVERSITY   (Iran)

^b UNIVERSITY OF BIRJAND   (Iran)

^c ISLAMIC AZAD UNIVERSITY   (Iran)

Author keywords

BTEX; Hollow fiber; Multi walled carbon nanotube; Orthogonal array experimental design; Sol gel; Solid phase microextraction

Indexed keywords

ANALYTES; BENZENE , TOLUENE , ETHYLBENZENE , AND XYLENES; BTEX; BTEX COMPOUNDS; CALIBRATION CURVES; CONCENTRATION RANGES; CORRELATION COEFFICIENT; DESORPTION TIME; ENVIRONMENTAL WASTES; EXPERIMENTAL DESIGN; EXTRACTION CONDITIONS; FACTORIAL EXPERIMENTAL DESIGN; HOLLOW FIBER; HUMAN HAIR SAMPLES; LOW LIMITS OF DETECTIONS; MATRIX; METHOD VALIDATIONS; NOVEL DESIGN; NOVEL METHODS; ORTHOGONAL ARRAY; POLYPROPYLENE HOLLOW FIBER; PRE-CONCENTRATION; REAL SAMPLES; RESPONSE FUNCTIONS; SAMPLE SOLUTION; SCREENING PROCESS; SIGNIFICANT FACTORS; SOLID PHASE MICROEXTRACTION; SOLID-PHASE MICROEXTRACTION FIBERS; STIRRING SPEED;

ADSORPTION; AROMATIC HYDROCARBONS; BENZENE; CARBON FIBERS; CARBON NANOTUBES; CONCENTRATION (PROCESS); DESIGN; DESORPTION; ETHYLBENZENE; FIBERS; GAS CHROMATOGRAPHY; GELS; HYDROFLUORIC ACID; MULTIWALLED CARBON NANOTUBES (MWCN); OPTIMIZATION; ORGANIC SOLVENTS; REGRESSION ANALYSIS; REINFORCED PLASTICS; SEWAGE; SOL-GEL PROCESS; SOL-GELS; SOLS; SOLVENT EXTRACTION; STATISTICS; TOLUENE; WASTEWATER; XYLENE;

ANALYSIS OF VARIANCE (ANOVA);

BENZENE; CARBON NANOTUBE; ETHYLBENZENE; ORGANIC SOLVENT; TOLUENE; XYLENE;

ADSORPTION; ANALYSIS OF VARIANCE; ANALYTIC METHOD; ARTICLE; CALIBRATION; CONTROLLED STUDY; CORRELATION COEFFICIENT; DESORPTION; GAS CHROMATOGRAPHY; HAIR ANALYSIS; HOLLOW FIBER SOLID PHASE MICROEXTRACTION; HUMAN; MALE; PRIORITY JOURNAL; PROCESS OPTIMIZATION; SOLID PHASE MICROEXTRACTION; VALIDATION PROCESS; WASTE WATER; WATER SAMPLING;

BENZENE DERIVATIVES; CHROMATOGRAPHY, GAS; HAIR; HUMANS; HYDROGEN-ION CONCENTRATION; MALE; NANOTUBES, CARBON; REGRESSION ANALYSIS; REPRODUCIBILITY OF RESULTS; SODIUM CHLORIDE; SOLID PHASE MICROEXTRACTION; WASTE DISPOSAL, FLUID; WATER POLLUTANTS, CHEMICAL;

EID: 79955471480     PISSN: 00219673     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.chroma.2011.03.043     Document Type: Article

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