Home / Standards / GB 7465-1994 GB 7465-1994 Abolished High activity cobalt-60 sealed radioactive sources 高活度钴-60密封放射源 Standard Type GB ICS 27.120.30 CCS F51 Status 废止 Issue Date 1994-09-24 Implementation 1995-08-01 Responsible Dept 国家标准委 Drafting Unit N/A