Description: Peptide to Cholecystokinin Precursor (107-115) (Human) (desulfated) Form: Lyophilized powder CAS Number : 198483-37-3Molecular Formula : C47H63N9O20Molecular Weight : 1074.07Purity : > 95%Chemical Structure : Ser-Ala-Glu-Glu-Tyr-Glu-Tyr-Pro-SerStorage/Stability : Shipped at 4°C. Store at -20°C for one year.