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高效液相色谱法测定甲硝唑片的溶出度
引用本文:苗立红. 高效液相色谱法测定甲硝唑片的溶出度[J]. 首都医药, 2014, 0(18): 72-72
作者姓名:苗立红
作者单位:北京市大兴区药品检验所,102600
摘    要:目的:采用高效液相色谱法测定甲硝唑片的溶出度。方法高效液相色谱法外标法,以C18化学键和硅胶为固定相,以甲醇-水(20:80)为流动相,检测波长320nm,柱温30℃,流速1.0ml/min。结果甲硝唑在线性范围0.05-0.5mg/ml内与峰面积有良好的线性关系(R=0.9999)。结论实验证明此方法简便并能准确测定甲硝唑片的溶出度。

关 键 词:高效液相色谱法  甲硝唑片  溶出度

Determination of dissolution of metronidazole tablets by HPLC
Miao Lihong. Determination of dissolution of metronidazole tablets by HPLC[J]. Capital Medicine, 2014, 0(18): 72-72
Authors:Miao Lihong
Affiliation:Miao Lihong (Belling Institute for Drug Control of Da Xing District, Belling 102600 China)
Abstract:Objective To establish an HPLC method for dissolution of metronidazole tablets. Methods C18 column was used with a mobile phase composed of methanol-water (20:80) at the flow rate of 1.0 ml?min-1 .The detection wavelength was 320 nm and the temperature of the column was 30℃.Results The calibration curve of metronidazole was linear in the range of 0.05-0.5mg?ml-1(R=0.9999).Conclusion This method is accurate reliable and can be used for the dissolution of metronidazole tablets.
Keywords:HPLC method  metronidazole tablets  dissolution
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