Human purified IgG, F (ab) '2 fragment (2 mg)

Purified human IgG, F (ab) '2 fragment contains Protein A purified human IgG from normal serum and is excellent for use as blocking reagent in immunoassays.

Human IgG, F (ab) '2 fragment is provided in 10 mM sodium phosphate, 0.15M sodium chloride, pH 7.2, 0.05 % sodium azide is added as preservative.Purity >95 % by SDS-PAGE.Donor serum was tested by approved methods and found negative for antibodies to HIV 1/2, HCV, HBsAg, HIV-1 RNA, HCV and HBc.