* The HBcAb IgM elisa test is a qualitative enzyme immunoassay for the in vitro detection of IgM antibody to Hepatitis B Core Antigen in human serum or plasma. This assay has the advantage of being sensitive, simple, and fast. * It has great significance in the diagnosis of HBV infection. * Compatible with all common ELISA reader * Specimen: Serum or plasma * Sensitivity:99.5% * Specificity: 99.5% * 12 months at 2-8℃