Description: Peptide to Big Endothelin-1 (22-38) (Human) Form: Lyophilized powder CAS Number : 124932-61-2Molecular Formula : C80H125N23O25Molecular Weight : 1809.03Purity : > 95%Chemical Structure : Val-Asn-Thr-Pro-Glu-His-Val-Val-Pro-Tyr-Gly-Leu-Gly-Ser-Pro-Arg-SerStorage/Stability : Shipped at 4°C. Store at -20°C for one year.