High Purity Beta-Amyloid Peptides Sequence: Asp-Ala-Glu-Phe-Arg-His-Asp-Ser-Gly-Tyr-Glu-Val-His-His-Gln-Lys-Leu-Val-Phe- Phe-Ala-Glu-Asp-Val-Gly-Ser-Asn-Lys-Gly-Ala-Ile-Ile-Gly-Leu-Met-Val-Gly-Gly- Val-Val-Ile-Ala; Molecular Formula: C203H311N55O60S1; Molecular Weight: 4514.14; Purity (HPLC): >95%; Store at: -20ºC.