Home / Standards / GB/T 8647.4-2006 GB/T 8647.4-2006 Active The methods for chemical analysis of nickel - Determination of phosphorous content - Molybdenum blue spectrophotometric method 镍化学分析方法 磷量的测定 钼蓝分光光度法 Standard Type GBT ICS 77.040.30 CCS H13 Status 现行 Issue Date 2006-09-26 Implementation 2007-02-01 Responsible Dept 中国有色金属工业协会 Drafting Unit 中国有色金属工业协会