HCV Antigens
SBL has the distinction of being the first Indian company to get the manufacturing licence for HCV Antigens.
All four antigens- Core, NS3, NS4 & NS5, used in HCV diagnostic kit are available.

HIV Antigens
SBL produces HIV antigens p24, gp41, gp120 used in HIV diagnostic kits. HIV antigens have been tried by some of the leading companies across the globe and well appreciated the quality by their R&D.

HBsAg
SBL can provide bulk quantities to raise antibodies in animals.