Yafeng Guan

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Yafeng Guan is a professor at the Dalian Institute of Chemical Physics, Chinese Academy of Science; the director of the department of analytical chemistry and micro-instrumentation at the Dalian Institute of Chemical Physics; a member of the Scientific Committee on Chemistry of the Chinese Academy of Sciences; vice-chairman of the Chinese Association of Analytical Instrumentation; and a standing member of the Chinese Society on Chromatography.

Articles

In-Tube Solid-Phase Microextraction and On-Line Coupling with High-Resolution GC

Hanwen Wang;Wenmin Liu;Yafeng Guan

March 1st 2004

A novel device for coupling on-line in-tube SPME with capillary GC is presented by the guest authors and the method's application demonstrated for the analysis of contaminants in water.

In-Tube Solid-Phase Microextraction and On-Line Coupling with High-Resolution GC

Hanwen Wang;Wenmin Liu;Yafeng Guan

January 1st 2004

The guest authors describe an in-tube SPME system coupled with capillary GC for the trace analysis of organic contaminants in water.