Canine Beagle IgG Affinity Purified from Innovative Research has been purified from normal Beagle 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: Beagle 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 ¢ this product replaces our old product number IR-BG-GF (same product, new number).