Description: Peptide to Dynorphin (2-17) amide (Porcine) Form: Lyophilized powder Molecular Formula : C90H147N31O20Molecular Weight : 1983.37Purity : > 95%Chemical Structure : Gly-Gly-Phe-Leu-Arg-Arg-Ile-Arg-Pro-Lys-Leu-Lys-Trp-Asp-Asn-Gln-NH2Storage/Stability : Shipped at 4°C. Store at -20°C for one year.