Home / Standards / GB/T 5195.10-2006 GB/T 5195.10-2006 Active Fluorspar―Determination of iron content―1,10-phenanthroline spectrophotometric method 萤石 铁含量的测定 邻二氮杂菲分光光度法 Standard Type GBT ICS 73.080 CCS D52 Status 现行 Issue Date 2006-08-16 Implementation 2007-01-01 Responsible Dept 中国钢铁工业协会 Drafting Unit 中国钢铁工业协会