Abstract
A RECENT communication by Barnard and Hughes1 described the gas chromatographic separation of ethane, ethylene, propane and propylene. Two column packings were used, triisobutylene on ‘Celite’ and ethylene glycol saturated with silver nitrate on ‘Celite’. It was claimed that the four gases were separated on a column packed with a mixture of the two packings, whereas the same proportions arranged in two separate columns in series did not effect the same separation. As the two liquids are immiscible, the reported result is not in accordance with expectation ; a series of experiments have been carried out to check this conclusion.
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References
Barnard, J. A., and Hughes, H. W. D., Nature, 183, 250 (1959).
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PRIMAVESI, G. Analysis of Light Hydrocarbons. Nature 184, 2010–2011 (1959). https://doi.org/10.1038/1842010b0
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DOI: https://doi.org/10.1038/1842010b0
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