Oscar HBs Ag test is intended used for qualitative detection of HBs Ag (Hepatitis B virus antigen) in human serum / plasma as in aid of HBV diagnosis. It is based upon lateral flow immuno assay and highly specific monoclonal /polyclonal antibodies to HBV have been used for coating on nitro cellulose membrane and colloidal gold conjugate in the test formulation to have better sensitivity and specificity. Specimen of choice is serum / plasma and result can be obtained within 5-20 minutes. Oscar HBs Ag test is available in 20T & 50T pack. It has shelf life of 24 months from date of manufacturing if stored at 2-30⁰ C under sealed conditions. The test has excellent sensitivity (100%) and specificity (99.7%) with detection limit of 0.5ng/ml.