Description: Peptide to Proinsulin C-peptide (31-63) (Porcine) Form: Lyophilized powder CAS Number : 28152-90-1Molecular Formula : C142H239N47O46Molecular Weight : 3340.78Purity : > 95%Chemical Structure : Arg-Arg-Glu-Ala-Glu-Asn-Pro-Gln-Ala-Gly-Ala-Val-Glu-Leu-Gly-Gly-Gly-Leu-Gly-Gly-Leu-Gln-Ala-Leu-Ala-Leu-Glu-Gly-Pro-Pro-Gln-Lys-ArgStorage/Stability : Shipped at 4°C. Store at -20°C for one year.