Recombinant Human Endothelin 1 (EDN1) 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: Endothelin 1 (EDN1). Target Synonyms: E 1 * 100 µG