作者: Katharine J. Hivon , F. W. Quackenbush
DOI: 10.1007/BF02638832
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摘要: A method has been developed to overcome difficulties in the analysis of corn oil for tocopherol. The poor recovery tocopherol added prior Parker-McFarlane treatment does not occur with present method, and absorbance drift which occurs when crude reacts iron dipyridyl is largely eliminated.