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The Determination Of Ethanol In Aqueous Solution By Gas-Liquid Partition Chromatography, Robert L. Morrison
The Determination Of Ethanol In Aqueous Solution By Gas-Liquid Partition Chromatography, Robert L. Morrison
University of the Pacific Theses and Dissertations
The present chemical and physical methods for the determination of ethyl alcohol are all subject to systematic errors derived from any of a number of interfacing substances usually present in solution with the ethanol. Some of the most popular methods are slow and tedious and require a good deal of skill and technique to perform. The dichromate (2), pycnometer and refractometer methods are three such methods. The interfering substances most often present in industrial and food products are fusel oils and acetaldehyde. These substances interfere in the three methods just mentioned. It is of course possible to analyze for these …