Human purified IgG, Fc fragment (1 mg)

Human IgG is provided in 50 mM Tris, 200 mM sodium chloride, pH 8 0.05 % sodium azide is added as preservative.

Purity >95 % by SDS-PAGE. Expected MW of human Fc fragment  is 26 kDa. On SDS-PAGE performed in reduced conditions it migrates below 31 kDa.

Donor serum was tested by approved methods and found negative for antibodies to HIV 1/2, HCV, HBsAg, HIV-1 RNA, HCV and HBc.

purified human immunoglobulins which can be used as blocking reagents or controls of immunoassays

Secondary antibodies

Purified human IgG, Fc fragment contains Protein A purified human IgG from normal serum and is excellent for use as blocking reagent in immunoassays.