Description: Peptide to Dynorphin A (3-8) (Porcine) Form: Lyophilized powder Molecular Formula : C35H60N12O7Molecular Weight : 760.94Purity : > 95%Chemical Structure : Gly-Phe-Leu-Arg-Arg-IleStorage/Stability : Shipped at 4°C. Store at -20°C for one year.