Description: Peptide to EGF-R (661-681) Form: Lyophilized powder CAS Number : 137348-21-1Molecular Formula : C101H172N30O32Molecular Weight : 2318.66Purity : > 95%Chemical Structure : Lys-Arg-Glu-Leu-Val-Glu-Pro-Leu-Thr-Pro-Ser-Gly-Glu-Ala-Pro-Asn-Gln-Ala-Leu-Leu-ArgStorage/Stability : Shipped at 4°C. Store at -20°C for one year.