The geometric isomers of olefins and olefinic compounds are separated by means of liquid chromatography using a stationary phase comprising an organosilane with a pendant aliphatic functional group such as C.sub.18 and a mobile phase which includes an additive comprising alkanes and alkenes.

 
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< Capillary column connector assembly

< Method of producing a processed kava product having an altered kavalactone distribution and processed kava products produced using the same

> Apparatus for delivering ions from a grounded electrospray assembly to a vacuum chamber

> Polyelectrolyte complex films for analytical and membrane separation of chiral compounds
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