
Hepatitis B Surface Antigen ay subtype by ProSpec Bio is a native HBsAg ay subtype protein purified from human hepatitis B-positive plasma (>95% pure), supplied as a solution. Sizes: 100 µg (hbs-003), 0.25 mg (hbs-003-1), 1 mg (hbs-003-2). Available from MBP, a registered vendor at leading US research institutions.


