ISO 4801:1979 不带温度计的玻璃酒精比重计（分别以质量或体积标度）和酒精温度计（以比重标度）

标准编号：ISO 4801:1979

中文名称：不带温度计的玻璃酒精比重计（分别以质量或体积标度）和酒精温度计（以比重标度）

英文名称：Glass alcoholometers and alcohol hydrometers not incorporating a thermometer

发布日期：1979-06

标准范围

规定了三种不同类型的玻璃仪器，用于准确测定乙醇和水的简单混合物中的乙醇含量:以体积或质量表示的乙醇百分比刻度的酒精计和以密度单位表示的酒精比重计。介绍了其结构、材料和规模。表中列出了尺寸，并给出了乙醇含量（按质量或体积、密度和表面张力）的值。

Three different types of glass instruments for the accurate determination of the ethanol content of simple mixtures of ethanol and water are specified: alcoholometers graduated in percentage of ethanol by volume or by mass and alcohol hydrometers graduated in units of density. Construction, material and scale are described. The dimensions are tabled and the value of the ethanol content by mass or volume and by density and surface tension are given.

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