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HPLC测定复方庆大霉素膜中醋酸地塞米松的含量
引用本文:陈恩瑜,蓝妍琼.HPLC测定复方庆大霉素膜中醋酸地塞米松的含量[J].海峡药学,2009,21(4):58-60.
作者姓名:陈恩瑜  蓝妍琼
作者单位:1. 福建省漳州市药品检验所,漳州,363000
2. 福建漳州市医院,漳州,363000
摘    要:目的建立用高效液相色谱法(HPLC)对复方庆大霉素膜中醋酸地塞皋松进行含量测定的方法。方法采用Synergi4u Hydro-rp80A(250mm×4.60mm,4micron)色谱柱。以甲醇.水.三乙胺(695:300:5)为流动相,检测波长为240nm.流速为1.0mL·min-1。结果 醋酸地塞米松的线性范围为12-96μg·mL-1(r=0.9999,n=5);平均回收率为98.8%(RSD=0.83%,n=6)。结论本方法结果准确,重现性好,适用于该复方制剂中醋酸地塞米松的含量测定。

关 键 词:HPLC  复方庆大霉素膜  醋酸地塞米松  含量测定

Determination of dexamethasone acetate in compound gentamycin pellicles by HPLC
CHEN En-yu,LAN Yan-qiong.Determination of dexamethasone acetate in compound gentamycin pellicles by HPLC[J].Strait Pharmaceutical Journal,2009,21(4):58-60.
Authors:CHEN En-yu  LAN Yan-qiong
Institution:CHEN En-yu , LAN Yan-qiong (1. Fujian Provincial Zhangzhou Institute for Drug Control Zhangzhou 363000, China;2. Zhangzhou city hospital, Zhangzhou 363000, China)
Abstract:OBJECTIVE To establish a method for the content determination of dexamethasone acetate in compound gentamycin pellicles by HPLC. METHODS Synergi 4u Hydro-rp 80A(250mm × 4.60mm, 4 micron) column was used, methanol-water-triethylamine(695: 300: 5) was used as mobile phase, the detection wavelength was at 240nm, the flow rate was 1.0mL·min- 1. RESULTS The linear range of dexamethasone acetate was 12 96μg· mL- 1 (r = 0. 9999, n = 5 ) ; the average recovery rate was 98.8 96 ( RSD = 0.83 96, n = 6 ). CONCLUSION The method is highly repeatable and accurate, which can be used for determination of dexamethasone acetate in compound gentamycin pellicles.
Keywords:HPLC
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