Purity:Purified by Protein A affinity chromatography. > 90% by SDS-PAGE.
Form:Supplied as a liquid in PBS, pH 7.2. No preservative added. No stabilizing proteins added. Labeled with Biotin.
Specificity:When tested by ELISA, this antibody is specific for intact-hCG and its beta subunit. No reactivity is observed with the alpha subunit of hCG.