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用气液色谱法分别测定环丁砜与邻、间、对二甲苯二元系统的有限浓度活度系数,用威尔逊方程进行关联,本法具有快速、简便的优点。
Gasoline chromatography was used to determine the activity coefficients of Sulfolane and o-, m- and p-xylene binary systems respectively. The Wilson equation was used for correlation analysis. The method has the advantages of quickness and simplicity.