Home / Standards / GB/T 6730.18-2006 GB/T 6730.18-2006 Active Iron ores - Determination of phosphorus content - Molybdenum blue spectrophotometric method 铁矿石 磷含量的测定 钼蓝分光光度法 Standard Type GBT ICS 73.060.10 CCS D31 Status 现行 Issue Date 2006-11-01 Implementation 2007-02-01 Responsible Dept 中国钢铁工业协会 Drafting Unit 中国钢铁工业协会