10975

10106

كارشناسي ارشد

شيمي تجزيه

اصفهان: دانشگاه صنعتي اصفهان، دانشكده شيمي

1394

[نه]،64ص.: مصور

محمد سراجي، محمدتقي جعفري

94/11/17

تقي خياميان، حسن قاضي عسكر

شيمي

ID10106

Micro solid phase extraction MSPE using sodium vanadat nanoparticles coated with silica for extraction and determination of diazinon organophosphorus pesticide in water samples with corona discharge ionization ion mobility spectrometry Mohammad Javad Hosseinishahi Dastjerdi Mj hosseinishahi@ch iut ac ir January16 2016 Department of Chemistry Isfahan University of Technology Isfahan 84156 83111 IranDegree M Sc Language PersianSupervisers M T Jafari Email jafari@cc iut ac irM Saraji Email saraji@cc iut ac irAbstractsodium vanadte nanoparticles were synthesized with a hydrothermal method for the microsolid phase extraction of diazinon After extraction Ion mobility spectrometry IMS wasused for the determination of the analyte in water samples The effects of experimentalparameters such as sorbent amount solvent type Solvent volume salt effect extractionand desorption conditions on the extraction efficiency of the sorbent were investigated The linearity range of the method was 3 0 200ppb fordiazinon The recovery of the analytewas in the range of 94 0 103 0 for water samples respectively Also the relative standarddeviations were in the range of 4 8 for water samples respectively The limits ofdetection were 1 ppb for diazinon respectively Keywords microsolid phase extraction sodium vanadate nanoparticles diazinon ionmobility spectrometry water samples

محمد سراجي، محمدتقي جعفري

تقي خياميان، حسن قاضي عسكر