Description: Peptide to [Ala3, 11, 18, Nle7]-Endothelin-1 (Human) Form: Lyophilized powder Molecular Formula : C109H161N25O29S2Molecular Weight : 2349.78Purity : > 95%Chemical Structure : Cys-Ser-Ala-Ser-Ser-Leu-Nle-Asp-Lys-Glu-Ala-Val-Tyr-Phe-Cys-His-Leu-Ala-Ile-Ile-TrpStorage/Stability : Shipped at 4°C. Store at -20°C for one year.