Home / Standards / GB/T 6730.66-2009 GB/T 6730.66-2009 Active Iron ores - Determination of total iron content - Automatic potentiometric titration method 铁矿石 全铁含量的测定 自动电位滴定法 Standard Type GBT ICS 73.060.10 CCS D31 Status 现行 Issue Date 2009-10-30 Implementation 2010-05-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A