Description: Peptide to Antioxidant Peptide A Form: Lyophilized powder CAS Number : 159147-88-3Molecular Formula : C31H54N12O7S2Molecular Weight : 770.97Purity : > 95%Chemical Structure : Pro-His-Cys-Lys-Arg-MetStorage/Stability : Shipped at 4°C. Store at -20°C for one year.