Home / Standards / GB/T 20975.2-2007 GB/T 20975.2-2007 Abolished Chemical analysis methods of aluminium and aluminium alloys - Part 2:Determination of arsenic content molybdenum blue spectrophotometric method 铝及铝合金化学分析方法 第2部分:砷含量的测定 钼蓝分光光度法 Standard Type GBT ICS 77.120.10 CCS H12 Status 废止 Issue Date 2007-04-30 Implementation 2007-11-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A