Description: Peptide to 2B-(pS) Form: Lyophilized powder Molecular Formula : C81H137N28O31PSMolecular Weight : 2062.22Purity : > 95%Chemical Structure : Biotin-Arg-Arg-Ala-Ala-Glu-Glu-Leu-Asp-Ser-Arg-Ala-Gly-pSer-Pro-Gln-LeuStorage/Stability : Shipped at 4°C. Store at -20°C for one year.