ISO 619-1981 标准详情
- 标准号:ISO 619-1981
- 中文标题:锰矿石 铬含量的测定 二苯卡巴肼光度法和过硫酸银滴定法
- 英文标题:Manganese ores; Determination of chromium content; Diphenylcarbazide photometric method and silver persulphate titrimetric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1981-12
Method I is applicable to manganese ores having chromium contents less than 0.1 % (m/m), method II is applicable to manganese ores having chromium contents greater than 0.1 % (m/m). This second edition cancels and replaces the first edition (i.e. ISO
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