ISO 7834-1987 铁矿石 砷含量的测定 钼兰光分光光度法

标准号：ISO 7834-1987
中文标准名称：铁矿石 砷含量的测定 钼兰光分光光度法
英文标准名称：Iron ores; Determination of arsenic content; Molybdenum blue spectrophotometric method
标准类型：D31
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：D31
国际标准分类号：73.060.10
适用范围：The method ist applicable to a concentration range of 0,0001 to 0,1 % (m/m) (1 bis 1000 /g) of arsenic in natural iron ores, and iron ore concentrates and agglomerates including sinter products. Specifies principle, reagents, apparatus, sampling and samples, procedure, expression of results, and test report. Includes three annexes. A figure shows the arsenic distillation apparatus.