Salient Features
Hepatitis Surface Antigen (HBsAg-Ad)
Origin: Human blood (Non-Indian origin).
Immunological activity reported against PEI standard.
Concentration: 0.5 to 5 mg/ml (Can be customized).
Grade: High Pure (>98%).
Negative for  Anti-HIV I & II and Anti-HCV by US-FDA approved ELISA method.
PCR tested for absence of  HIV and HCV.
Stability: 3 Years at 2-8° C.
Can be stored at -20° C in aliquots.