Home / Standards / GB/T 15922-2010 GB/T 15922-2010 Active Method for chemical analysis of cobalt ores - Determination of cobalt content 钴矿石化学分析方法 钴量测定 Standard Type GBT ICS 73.060 CCS D42 Status 现行 Issue Date 2010-11-10 Implementation 2011-02-01 Responsible Dept 自然资源部(国土) Drafting Unit 自然资源部(国土)