Description: Peptide to Alpha-Conotoxin EI Form: Lyophilized powder Alternative Names: ALPHA-CGTX ELCAS Number : 170663-33-9Molecular Formula : C83H125N27O27S5Molecular Weight : 2093.37Purity : > 95%Chemical Structure : Arg-Asp-Hyp-Cys-Cys-Tyr-His-Pro-Thr-Cys-Asn-Met-Ser-Asn-Pro-Gln-Ile-Cys-NH2Storage/Stability : Shipped at 4°C. Store at -20°C for one year.