Description: Peptide to Insulin B (9-23) Form: Lyophilized powder Molecular Formula : C72H116N20O22SMolecular Weight : 1645.9Purity : > 95%Chemical Structure : Ser-His-Leu-Val-Glu-Ala-Leu-Tyr-Leu-Val-Cys-Gly-Glu-Arg-GlyStorage/Stability : Shipped at 4°C. Store at -20°C for one year.