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亚硫酸氢钠甲萘醌在乙醇水体系中不同温度下密度和黏度的测定与关联

The determination and correlation of densities and viscosities for menadione sodium bisulfite+water+C_2H_5OH at different temperature
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摘要 分别测定了亚硫酸氢钠甲萘醌(MSB)+水+(45%C2H5OH,60%C2H5OH和75%C2H5OH)三元体系在303.15-333.15 K内7个温度下的密度与黏度.对密度、黏度与溶液组成和温度间的关系通过Vogel-Tamman-Fulcher(VTF)方程进行关联,方程的计算值与实验值比较,其标准偏差〈1.0%,计算所得表观摩尔体积、极限偏摩尔体积等体积性质数据具有重要的工程应用价值. The densities and viscosities for ternary mixtures of menadione sodium bisulfite + water +(45%C2H5OH,60%C2H5OH and 75%C2H5OH,respectively) have been determined experimentally at 303.15~333.15 K.The dependence of density and viscosity on temperature and concentration has been correlated by means of the Vogel-Tamma-Fulcher(VTF) equation.The standard deviation between equation calculated and experimental values was less than 1.0%.The apparent molar volumes and limiting partial molar volume from the experiment measurements were calculated.The results have a great significance in application.
出处 《郑州轻工业学院学报(自然科学版)》 CAS 2011年第2期50-55,89,共7页 Journal of Zhengzhou University of Light Industry:Natural Science
基金 河南省自然科学基金项目(0611023300)
关键词 密度 黏度 亚硫酸氢钠甲萘醌 乙醇 三元体系 density viscosity MSB alchohol ternary mixtures
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