Native Human ALB/Albumin Protein is produced in Native and supplied in lyophilized form. With a molecular weight of 69 kDa, it is suitable for ELISA, SDS-PAGE and WB applications. This product is lyophilized from a solution in PBS pH 7.4, 1mM EDTA, 4% trehalose, 1% mannitol, and has a purity of greater than 90% as determined by SDS-PAGE.