Home / Standards / GB/T 6150.3-2009 GB/T 6150.3-2009 Abolished Methods for chemical analysis of tungsten concentrates - Determination of phosphorus content - The phosphorus molybdenum yellow spectrophotometry 钨精矿化学分析方法 磷量的测定 磷钼黄分光光度法 Standard Type GBT ICS 77.120.99 CCS H63 Status 废止 Issue Date 2009-10-30 Implementation 2010-06-01 Responsible Dept 中国有色金属工业协会 Drafting Unit 中国有色金属工业协会