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出 处:《中国药师》2016年第11期2153-2154,共2页China Pharmacist
基 金:军队医疗机构制剂标准提高科研专项课题(编号:13ZJZ17)
摘 要:目的:研究氯麻滴鼻剂含量测定方法。方法:色谱柱为SPOLAR C_(18)柱(250 mm’4.6 mm,5(m);流动相为0.02 mol·L^(-1)磷酸二氢钾溶液-甲醇(67∶33)(磷酸调p H至3.5);检测波长为220 nm。结果:氯霉素在10.43~156.42μg·ml^(-1)浓度范围内线性良好(r=0.999 9),平均回收率为99.0%,RSD为0.4%(n=9);盐酸麻黄碱在41.10~616.56μg·ml^(-1)浓度范围内线性良好(r=0.999 7),平均回收率为98.6%,RSD为0.4%(n=9)。结论:该方法操作简便,准确可靠,可作为氯麻滴鼻剂的含量测定方法。Objective: To study the determination method for chloramphenicol and ephedrine nasal drop. Methods: The column was SPOLAR C18 (250 mm×4.6mm,5μm). The mobile phase was 0.02 mol·L^-1 potassium dihydrogen phosphate-methanol (67 : 33, adjusting the pH value to 3.5 with phosphoric acid). The detection wavelength was set at 220 nm. Results: The linearity of chloramphenicol was obtained within the range of 10.43-156.42μg·ml^-1(r = 0. 999 9). The average recovery was 99.0% and RSD was 0.4% (n = 9). The linearity of ephedrine hydrochloride was promising within the range of 41.10-616.56μg·ml^-1 (r = 0. 999 7 ). The average recovery was 98.6% and RSD was 0.4% ( n = 9). Conclusion: The method is convenient, accurate and reliable, and suitable for the determination of ehloramphenicol and ephedrine nasal drop.
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