Molecular Formula: C64H82N18O13 Molecular Weight: 1311.46 CAS No.: 57773-63-4 Sequence: SPECIFICATIONS: 1 .Appearance : White powder 2 .Specific Optical Rotation ( c= 0.5, 1% HAc) : -65.0~ -75.0 3 .Water Content( Karl Fischer) : d5.0% 4 .Acetate Content( by HPLC) : d15.0% 5 .Amino Acid Composition : ± 10% of theoretical 6 .Purity ( by HPLC) : e98.0% 7 .Single Impurity( by HPLC) : d1.0% 8 .Peptide Content( by % N) : e80% 9 .Assay( By Anhydrous, Acetic Acid-free ) : 95.0~ 105.0% 10 .Bacterial Endotoxins : d5EU/ mg Packing: plastic vial( dedicated for peptide packing) or glass vial, quantity according to customer' s detail requirement. Storage a cool( 2~ 8 ) & dry place protected from light, keep package close when not in use.