||Ultrapure Native Human HBsAg protein (Subtype ad) was purified from Human Plasma.
||HBsAg is a surface antigen for Hepatitis B virus of subtype Ad (HbsAg-Ad) of the Hepatitis-B-Virus (HBV). The capsid of a virus has different surface proteins from the rest of the virus. The antigen is a protein that binds specifically on one of these surface proteins. It is commonly referred to as the Australian Antigen.
||50mM PO4, pH 7.5, with 150mM NaCl, and 0.15% NaN3.
||This product contains sodium azide as preservative. Although the amount of sodium azide is very small appropriate care must be taken when handling this product.
||Store at 4 °C.