Capillary column
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United States of America Patent
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Dec 8, 2015
Grant Date -
Jun 19, 2014
app pub date -
Dec 17, 2013
filing date -
Dec 19, 2012
priority date (Note) -
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Abstract
There is provided a capillary column comprising a flat cross section and a desired theoretical plate number and having both high resolution and high sample load capacity. The capillary column 1 comprising a stationary phase on an inactivated inner surface, which is used in gas chromatography, comprises a narrow part 3 formed in a central part of a cross section of internal space and a bulge part 4 formed on each of both sides of the narrow part 3.
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