Home / Standards / GB/T 10267.2-1988 GB/T 10267.2-1988 Abolished Method for analysis of calcium metal--The determination of micro-amounts of silicon by photometric method 金属钙分析方法 微量硅的光度法测定 Standard Type GBT ICS 77.120.70 CCS H12 Status 废止 Issue Date 1988-12-30 Implementation 1989-10-01 Responsible Dept 国家标准委 Drafting Unit N/A