特異性：Assay by immunoelectrophoresis resulted in a single precipitin arc against anti-goat serum as well as puri ed and partially puri ed a2-Macroglobulin human plasma.
純度：Highly Purified Puri ed by delipidation, fractionation and Ion Exchange chromatography.
形状：Supplied as a liquid in PBS, pH 7.2, 0.01% sodium azide, 40% glycerol.
