METHOD AND DEVICE FOR CARRYING OUT TRACE ANALYSIS OF NITRIC OXIDE IN OLEFIN-RICH GASES

摘要

The invention relates to a method for carrying out trace analysis of nitric oxide in olefin-rich gases by means of a gas chromatographic (GC) flow-switching system and a chemiluminescence detector. The invention also relates to a device for carrying out said method. The GC flow-switching system is installed in a portable housing and its temperature is not controlled. The GC columns used are packed or micropacked columns.