标准摘要
[中文适用范围]: 其原理是基于在特定条件下添加测试部分的高锰酸钾溶液。 测定该测试溶液的颜色与氯化钴(II)和硝酸铀酰颜色标准相匹配所需的时间。 - 国际标准 ISO 1388/1 至 ISO 1377/12 取消并取代了 ISO 建议 R 1388-1970,它们构成了技术修订版。 [外文原描述]: The principle is based on the addition of a test portion, under specified conditions, of potassium permanganate solution. Determination of the time taken for the colour of this test solution to match that of a cobalt(II) chloride and uranyl nitrate colour standard. - International Standards ISO 1388/1 to ISO 1377/12 cancel and replace ISO Recommendation R 1388-1970 of which they constitute a technical revision.
英文名称Ethanol for industrial use — Methods of test — Part 12: Determination of permanganate time