Determination of Hydrogen Isotope in Deuterium by Cryogenic Gas Chromatography
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Graphical Abstract
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Abstract
A new method for the determination of hydrogen isotopes by cryogenic gas chromatography was established. The analysis was carried out by cryogenic gas chromatography with pulsed discharge helium ionization detector on the capillary column of 5A molecular sieve. H2, HD and D2 mixtures was separated at -95 ℃. The detection limit is 1×10-6, and the precision of method is less than 15% for H2, HD and D2.
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