ISO 320-1981 锰矿石 硫含量的测定 硫酸钡重量法和燃烧后二氧化硫滴定法

标准号：ISO 320-1981
中文标准名称：锰矿石 硫含量的测定 硫酸钡重量法和燃烧后二氧化硫滴定法
英文标准名称：Manganese ores; Determination of sulphur content; Barium sulphate gravimetric methods and sulphur dioxide titrimetric method after combustion
标准类型：D32
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：D32
国际标准分类号：73.060.20
适用范围：Describes three methods: methods I and II are gravimetric methods which are applicable to maganese ores having sulphur contents greater than 0.01 % (m/m), and method III is a titrimetric method. Should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, sample, procedure and expression of results. A figure illustrates the apparatus for determination of sulphur content in accordance with method III.