Determination of Dimethyl Sulfide in Sea Water

FANG Chen, HU Min, ZENG Limin, TANG Xiaoyan

(National Key Joint Lab of Environment Simulation and Pollution Control,Center for Environmental Sciences,Peking University,Beijing,100871)


Abstract:
The study of the determination method of dimethyl sulfide (DMS)in sea water is presented in the article.Sample treatment,sample storage,the cold trap temperature and the gas chromatography analysis method is discussed.The detection limit is 0.5 ng DMS.Precision is 7%.Concentrations of DMS in sea water near Qingdao in March,May,and October 1996 are also presented.

Key words:
dimethyl sulfide; gas chromatography

(R.D.1997-03-20 P.D.1998-07-20 Vol.34 No.4 pp.461-466)



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