BS 6075-9-1981 工业用氢氧化钠取样和试验方法.第9部分:钙和镁含量测定

标准号：BS 6075-9-1981
中文标准名称：工业用氢氧化钠取样和试验方法.第9部分:钙和镁含量测定
英文标准名称：Methods of sampling and test for sodium hydroxide for industrial use - Determination of calcium and magnesium contents
标准类型：G11
发布日期：1981/2/27 12:00:00
实施日期：1981/2/27 12:00:00
中国标准分类号：G11
国际标准分类号：71.060.40
适用范围：This International Standard specifies a flame atomic absorption method for the determination of the calcium and magnesium contents of sodium hydroxide for industrial use. The method is applicable to products having Ca and Mg contents greater than — 2,5 mg/kg and 0,5 mg/kg respectively, if an acetylene-air flame is used; — 0,6 mg/kg and 1,0 mg/kg respectively, if an acetylene-dinitrogen monoxide flame is used.