Home / Standards / GB/T 23278.5-2009 GB/T 23278.5-2009 Active Methods for chemical analysis of sodium stannate - Part 5: Determination of antimony content - Malachite green photometric method 锡酸钠化学分析方法 第5部分：锑量的测定 孔雀绿分光光度法 Standard Type GBT ICS 71.040.40 CCS G10 Status 现行 Issue Date 2009-01-05 Implementation 2009-11-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A