Determination of Ciprofloxacin Hydrochloride Eye Drops Bacteriostatic Test Report (Ethylparaben) by Ultisil AQ-C18

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ColumnUltisil® AQ-C18（4.6×250mm，5μm)
Mobile Phase5mmol/L ammonium acetate solution (containing 1% triethylamine, adjust pH=5.0
with glacial acetic acid)/acetonitrile=50/50
Detection256nm
Temperature30℃
Flow Rate1.0 ml/min
Injection Volume20 μL

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