Home / Standards / GB/T 11848.4-1989 GB/T 11848.4-1989 Abolished Determination of arsenic in uranium ore concentrate by diethyldithiocarbamate photometric method 铀矿石浓缩物中砷的测定 二乙基二硫代氨基甲酸盐光度法 Standard Type GBT ICS 27.120.30 CCS F46 Status 废止 Issue Date 1989-10-24 Implementation 1990-08-01 Responsible Dept 国家标准委 Drafting Unit N/A