Graphene grafted magnetic microspheres for solid phase extraction of bisphenol A and triclosan from water samples followed by gas chromatography-mass spectrometric analysis

2015 ◽  
Vol 7 (20) ◽  
pp. 8793-8800 ◽  
Author(s):  
Xiaohuan Zang ◽  
Qingyun Chang ◽  
Mengying Hou ◽  
Chun Wang ◽  
Zhi Wang

Graphene grafted magnetic microspheres were prepared and used as the adsorbent for magnetic solid phase extraction (MSPE) of bisphenol A and triclosan from water samples prior to their determination by GC-MS detection.

2014 ◽  
Vol 912-914 ◽  
pp. 285-287 ◽  
Author(s):  
Qiao Ling Wang

Fe3O4@β- cyclodextrin magnetic functional nanometerials have been successfullysynthesized and developed as a magnetic solid phase extraction for thedetermination of trace Cu(II) in environmental water samples. The resultsindicate that:adsorption rate is effeceed by pH、temperature、time and capacity .And at pH of 7 and 55°C,the adsorption rate ofβ-cyclodextrin Fe3O4magnetic microspheres to Cu(II) canup to 97%, and static adsorption capacity was 28.51mg/g.Besides,someenvironmrntal samples’s results were satisfacting as recovery is in the rangeof 95.9%-102%.


RSC Advances ◽  
2017 ◽  
Vol 7 (66) ◽  
pp. 41862-41868 ◽  
Author(s):  
Maosheng Zhang ◽  
Guobin Huang ◽  
Jiarong Huang ◽  
Ling Zhong ◽  
Weilan Chen

Novel octahedral structured Fe3O4@SiO2@polydimethylsiloxane magnetic nanoparticles (Fe3O4@SiO2@PDMS MNPs) have been successfully synthesized for the first time.


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