Analysis of alpha, beta, gamma-hexachlorocyclohexanes in water by novel activated carbon fiber-solid phase microextraction coupled with gas chromatography-mass spectrometry.
A fast and simple method for determination of alpha, beta, gamma-hexachlorocyclohexanes (HCHs) in water using activated carbon fiber-solid phase microextraction(ACF-SPME) were studied. Results showed the performance of adsorption and desorption of three HCHs on ACF were excellent. A wide linear range from 10 to 100 microg/L and detection limits of the ng/L level were obtained using ACF-SPME with GC-MS in selected ion monitoring(SIM) acquisition mode. The proposed method was also successfully applied for determination of three HCHs in tap water. Compared to commercial fibers, ACF showed some advantages such as better resistance to solvents, higher thermal stability, longer lifetime and lower cost. The data demonstrated that GC-MS with ACF-SPME is well suitable for the analysis of HCHs in water.
Sun
Tong-Hua
TH
College of Environmental Science and Engineering, Shanghai Jiaotong University, Shanghai 200240, China.
Fang
Neng-Hu
NH
Zhu
Nan-Wen
NW
Wang
Ya-Lin
YL
Jia
Jin-Ping
JP
D002623:Chemistry Techniques, Analytical / Q000379:methods; D003363:Cost Control; D004784:Environmental Monitoring; D008401:Gas Chromatography-Mass Spectrometry; D001556:Hexachlorocyclohexane / Q000032:analysis* / Q000737:chemistry; D014874:Water Pollutants, Chemical / Q000032:analysis*
D014874:Water Pollutants, Chemical; C040534:alpha-hexachlorocyclohexane; D001556:Hexachlorocyclohexane; C023888:beta-hexachlorocyclohexane