Our Abpromise guarantee covers the use of ab90285 in the following tested applications.
The application notes include recommended starting dilutions; optimal dilutions/concentrations should be determined by the end user.
Protein Determination: Extinction Coefficient (E) 0.1% at 280nm =1.46.
The IgG fc fragment does not bind antigen; however, it does contain the classic antigenic determinants and biological activity with respect to cytotrophic reactions, binding of complement and catabolic rate control.
Shown to be non reactive for HbsAG, anti-HCV, anti-HBc, and negative for anti-HIV 1 and 2 by FDA approved tests.
Shipped at 4°C. Upon delivery aliquot and store at -20°C. Avoid freeze / thaw cycles.
Preservative: 0.05% Sodium Azide
Constituents: 50mM Tris HCl, 200mM Sodium chloride, pH 8.0