1.The determination method of ethylene chlorohydrin content by u sing FID chromatograph polyethylene glycol 20M chromatographic column was introd uced.
2.Determine with the gaseous phase chromatograph of the electron catching device of little pool after the silicon alkanisation,mark legal quantity outside.
3.Quantitative determination of jasminal by gas chromatography was studied.A quick,convenient,accurate method was obtained in the analysis of jasminal by GC16A gas chromatograph.