经元素分析、红外分析及折光率测定，表明最终产物确是甲瓦龙酸内酯。
And we confirm that the final product is MVA lactone by ultimate analysis and infrared analysis.
利用阿贝折光器，通过测定折光率可以简便的测定蜂蜜中的含水量。
Abbe fold light meter to use passage measurement index of refraction simplicity may measurement water content of honey.
利用折光率快速测定纺丝油剂浓度。
A refraction analysis method is used to determine spinning oil concentration.
并给出了产品的熔点、折光率、溴含量、分子量、分子结构及纯度等的测定值。
The values of melting point, refractive index, bromine content, molecular weight, molecular constitution and fineness of product are also given.
并给出了产品的熔点、折光率、溴含量、分子量、分子结构及纯度等的测定值。
The values of melting point, refractive index, bromine content, molecular weight, molecular constitution and fineness of product are also given.
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