标准号:ISO 7969-1985
中文标准名称:锰矿石和锰精矿 钠和钾含量的测定 火焰原子吸收光谱法
英文标准名称:Manganese ores and concentrates; Determination of sodium and potassium contents; Flame atomic absorption spectrometric method
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:The method is applicable to products having sodium contents from 0,02 to 1,0 % (m/m), and potassium contents from 0,08 to 3,0 % (m/m). ISO 7969 should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, sampling, procedure and expression of results.