Description: Peptide to Dynorphin A (2-13) (Porcine) Form: Lyophilized powder Molecular Formula : C66H117N23O13Molecular Weight : 1440.81Purity : > 95%Chemical Structure : Gly-Gly-Phe-Leu-Arg-Arg-Ile-Arg-Pro-Lys-Leu-LysStorage/Stability : Shipped at 4°C. Store at -20°C for one year.