Recombinant Human Carcinoembryonic Antigen (CEA) is a purified Prokaryotic Protein. Purity: >90% by SDS-PAGE. Host: E. coli. Endotoxin Level: <1.0EU per 1ug, by the LAL method. Species: Human (Homo sapiens). Target Name: Carcinoembryonic Antigen (CEA). Target Synonyms: CD66E, CD66, CEACAM5, Carcinoembryonic Antigen-related Cell Adhesion Molecule 5, Carcinoembryonic Antigen. Accession Number: P06731. Gene ID: 1048. Expression Region: Gly75~Asn219. Tag Info: N-terminal His Tag. Theoretical MW: 28kDa. Buffer: PBS, pH7.4, containing 0.01% SKL, 5% Trehalose. Storage: -20C. Avoid repeated freeze/thaw cycles. Restrictions: For Research Use Only. Not for use in diagnostic procedures.