Home / Standards / GB/T 11843-1989 GB/T 11843-1989 Abolished Uranium dioxide powder and pellets--Determination of nitrogen--Spectrophotometric method 二氧化铀粉末和芯块中氮的测定 分光光度法 Standard Type GBT ICS 27.120.30 CCS F46 Status 废止 Issue Date 1989-10-21 Implementation 1990-08-01 Responsible Dept 国家标准委 Drafting Unit N/A