Bivalirudin Acetate CAS NO 128270-60-0 purity :98% min 1 Appearance White powder White powder 2 Identity 2180.29±1.0 2180.7 3 Specific Optical Rotation (c=0.5,1%HAc) -100~-120.0° -115° 4 Amino Acid Composition ± 10% Conforms 5 Peptide Purity (By HPLC) ≥98% by area integration 98.8% 6 Related Substance (By HPLC) Total Impurities (%)≤2.0% Largest Single Impurity (%)≤ 1.0% 1.2% 0.5% 7 Acetate Content (By HPLC) ≤15% 11.2% 8 Water Content (Karl Fischer) ≤6.0% 4.8% 9 Bacterial Endotoxins ≤15 EU/mg Conforms 10 Peptide Content (N determination) ≥80% 83.6%