Home / Standards / GB/T 21674-2008 GB/T 21674-2008 Abolished Detecting porcine circovirus with polymerase chain reaction 猪圆环病毒聚合酶链反应试验方法 Standard Type GBT ICS 11.220 CCS B41 Status 废止 Issue Date 2008-04-09 Implementation 2008-06-01 Responsible Dept 农业农村部 Drafting Unit N/A