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替硝唑氯化钠注射液含量及有关物质检测方法的改进
引用本文:赵峰辉,李新图,陈跃. 替硝唑氯化钠注射液含量及有关物质检测方法的改进[J]. 中国医药指南, 2013, 0(24): 408-409
作者姓名:赵峰辉  李新图  陈跃
作者单位:河南双鹤华利药业有限公司,河南平顶山467001
摘    要:目的用纯化水代替含甲醇的流动相作为稀释剂测定替硝唑氯化钠注射液含量及有关物质。方法色谱柱:AmethystC18-H,150mm×4.6mm,5μm;流动性:0.05mol/L磷酸二氢钾溶液.甲醇水(20:80);流速:1.0mL/min;柱温35℃;检测波长:310nm。结果两种方法测定结果一致,没有显著性差异。结论用纯化水代替含甲醇的流动相作为稀释剂方便、安全,测定结果准确。

关 键 词:替硝唑氯化钠  含量  有关物质  测定  改进

Determination Method Improvement about Tinidazole Sodium Chloride Injection Content and Related Substances
ZHAO Feng-hui,L I Xin-tu,CHEN Yue. Determination Method Improvement about Tinidazole Sodium Chloride Injection Content and Related Substances[J]. Guide of China Medicine, 2013, 0(24): 408-409
Authors:ZHAO Feng-hui  L I Xin-tu  CHEN Yue
Affiliation:(Ifenan Shuanghe Huali Pharmaceutical Co., Ltd, Pingdingshan 467001, China)
Abstract:Objective To use purified water instead of the mobile phase containing methanol as diluent measure tinidazole sodium chloride injection content and related substances. Methods Hromatographic column: Amethyst C18s - H, 150 mmx4.6 mm, 5 μm. mobile phase: 0.05 mol/L potassium dihydrogen phosphate solution-methanol water (20 : 80) .flow rate : 1.0 mL/min, column temperature : 35℃, detection wavelength: 310 nm. Results Two determination result no significant difference. Conclusion Purified water instead of the mobile phase containing methanol as diluent convenient, safe, etermination result is accurate.
Keywords:Tinidazole sodium chloride  Content  Related substances  Determination  Improve
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