Selective photoionization gas chromatograph detector

Radiant energy – Ion generation – Field ionization type

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H01J 3700

Patent

active

044131852

ABSTRACT:
The invention disclosed is a detection system for the detection of gaseous or vaporous ionizable chemical species entrained in air as a carrier gas. The system includes a gas chromatograph column for separating the chemical species to be detected and a photoionization detector designed for use with air as the carrier gas.

REFERENCES:
patent: 2950387 (1960-08-01), Brubaker
patent: 2959677 (1960-11-01), Robinson et al.
patent: 4239967 (1980-12-01), Carr et al.

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