FIELD: physics.
SUBSTANCE: proposed device comprises unit of carrier gas preparation, sample feed assembly, two chromatographic columns, DC source, detector and results processing system, all said units being connected in series. Note here that one of the columns is connected with sample feed assembly, while the other one is connected with detector. Note also that second column is mounted between two flat parallel electrodes connected to DC source.
EFFECT: higher efficiency and selectivity.
1 tbl, 1 dwg
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Authors
Dates
2011-02-20—Published
2009-04-08—Filed