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1 Kilogram |
Negotiable |
Eptifibatide Eptifibatide acetate peptide
≥99.0% It conforms USFDA standard
Appearance |
White or almost white powder |
Solubility |
Freely soluble in 1% acetic acid,soluble in water |
Identification
|
A. The IR spectrum obtained from sample corresponds to that obtained from Eptifibatide RS |
|
B. The retention time of major peak in the chromatogram obtained from test solution corresponds to that in the chromatogram obtained from reference solution,as obtained in the assay. |
Clarity and color of solution |
It is clear and colorless |
PH |
3.5~5.5 |
Water |
≤5.0% |
Specific Rotation |
-52°~ -57 º calculated on anhydrous and acetic acid-free basis |
Trifluoroacetic acid |
Trifluoroacetic acid ≤2.0% |
Acetic acid |
Acetic acid ≤10.0% |
Related substances |
Impurity B ≤0.5% |
|
Impurity A ≤0.5% Impurity C ≤0.5% Any other impurity: ≤0.2% Total impurities (except impurity A& impurity C): ≤0.5% |
Ratio of amino acid |
Asp: 0.85~1.15 Homo: 0.85~1.15 Gly: 0.85~1.15 Pro: 0.85~1.15 Cys: 0.75~1.15 Trp:present |
Assay |
95.0%~105.0% calculated on anhydrous and acetic acid-free basis |
Microbiological Examination |
TAMC:≤50cfu/g TYMC:≤20cfu/g Escherichia.coli:absent Staphylococcus aureus:absent Pseudomonas aeruginosa:absent Salmonella : absent |
Bacterial endotoxins |
≤0.25EU/mg |
Heavy metals |
≤20ppm |
Residual solvents |
Methanol:≤3000ppm Ethanol:≤5000ppm Ether:≤5000ppm Acetonitrile:≤410ppm Dichloromethane:≤600ppm TIS:≤50ppm DMF:≤880ppm Benzene:≤2ppm |
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