This standard specifies the method for detecting chicken infectious bronchitis antibodies using agar immunodiffusion test. This standard is applicable to the detection of chicken infectious bronchitis antibodies and the diagnosis, quarantine and epidemic monitoring of the disease.
SN/T 1221-2003 history
2016SN/T 1221-2016 Technical specifications for chicken infectious bronchitis quarantine
2003SN/T 1221-2003 Detection of antibodies against avian infectious bronchitis virus-Protocol of agar gel immunodiffusion test