Select this product for Molecular Innovations name, C57BL6 Mouse IgG and product number, MSC57BL6-GF.Mouse C57BL6 IgG Affinity Purified from Innovative Research has been purified from normal US origin C57BL6 Mouse Serum using Protein A affinity chromatography. This is a frozen liquid buffered in 0.02M Sodium Phosphate; 0.15M NaCl; pH 7.4 and a purity of >95%. This product is useful for ELISA, Western Blot, and as an isotype control. More Details: Source: Mouse Serum Purification: IgG Fractionated Purity: >95% Storage Conditions: -70 C At Innovative Research, we provide reliable, consistent products that deliver reliable, consistent results. Please note ŌĆō this product replaces our old product number IR-MSC57BL6-GF (same product, new number).