Description: Peptide to [Ala18]-Endothelin-1 (Human) Form: Lyophilized powder Molecular Formula : C108H163N25O30S5Molecular Weight : 2451.94Purity : > 95%Chemical Structure : Cys-Ser-Cys-Ser-Ser-Leu-Met-Asp-Lys-Glu-Cys-Val-Tyr-Phe-Cys-His-Leu-Ala-Ile-Ile-TrpStorage/Stability : Shipped at 4°C. Store at -20°C for one year.