| 摘要 |
FIELD: chemistry.SUBSTANCE: described is an alcohol thermal hydration chamber and an apparatus for real-time determination of isotopic composition of non-exchangeable hydrogen and deuterium atoms in ethanol samples, comprising: A) an alcohol thermal dehydration chamber, B) an indicating device which has a pyrolysis reactor (26) and a continuous flow isotope spectrometer and is connected to the alcohol thermal dehydration chamber by C) a system of valves, connectors and capillary tubes which are used to transfer the analysed sample and clean the alcohol thermal dehydration chamber; the procedure for real-time determination of isotopic composition of non-exchangeable hydrogen and deuterium atoms in ethanol samples and the procedure for off-line preparation of ethene (ethylene) gas by means of the alcohol thermal dehydration chamber and for the identity and geographical origin of wines, alcoholic beverages, fruit juices, honey and etc.EFFECT: high accuracy of determination.9 cl, 3 dwg |
