Description: Peptide to Mast Cell Degranulating Peptide Form: Lyophilized powder CAS Number : 83856-13-7Molecular Formula : C110H188N40O24S4Molecular Weight : 2583.27Purity : > 95%Chemical Structure : Ile-Lys-Cys-Asn-Cys-Lys-Arg-His-Val-Ile-Lys-Pro-His-Ile-Cys-Arg-Lys-Ile-Cys-Gly-Lys-Asn-NH2 (Disulfide bridge Cys3-Cys15, Cys5-Cys19)Storage/Stability : Shipped at 4°C. Store at -20°C for one year.