Nesiritide Acetate CAS NO 114471-18-0 purity :98% min 1 Appearance White slightly yellowish powder White powder 2 Identity 3464.04±2.0 3465.1 3 Solubility Soluble in water or 1% acetic acid conforms 4 Amino Acid Composition ± 10% conforms 5 Peptide Purity (By HPLC) ≥98% by area integration 98.5% 6 Related Substance(By HPLC) Total Impurities (%)≤2.0% Largest Single Impurity (%)≤ 1.0% 1.5% 0.6% 7 Acetate Content ≤15% 11.8% 8 Water Content (Karl Fischer) ≤5.0% 4.0% 9 Peptide Content(N determination) ≥80% 82.9% 10 Bacterial Endotoxins ≤ 5 EU/mg Conforms