Preparation and Quality Control of Lomefloxacin Hydrochloride and Diethylstibestrol Oil / 中国药房

OBJECTIVE:To prepare lomefloxacin hydrochloride and diethylstilbestrol oil and to establish the method for its quality control.METHODS:The content of lomefloxacin was determined by UV-spectrophotometry at the wavelength of283nm.RESULTS:The detected concentration of lomefloxacin hydrochloride was in linear relation to absorptivity in the range of2.5～16.0?g/ml(r=0.9995,n=6).The average recovery was99.8%(RSD=0.74%).CONCLUSION:The preparation technique is simple and the method for quality control is feasible.