Home / Standards / GB/T 13747.6-1992 GB/T 13747.6-1992 Abolished Zirconium and zirconium alloys--Determination of copper content--2,9-Dimethyl-1,10-phenanthroline spectrophotometric method 锆及锆合金化学分析方法 2,9-二甲基-1,10-二氮杂菲分光光度法测定铜量 Standard Type GBT ICS 77.120.70 CCS H14 Status 废止 Issue Date 1992-11-05 Implementation 1993-06-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A