Methods: The dual wavelength spectrophotometry was adopted.

方法: 采用双波长分光光度法.

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The contents of the levofloxacin and tinidazole in suppository are determined by dual wavelength spectrophotometry.

采用双波长法测定栓剂中左氧氟沙星和替硝唑的含量.

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Results: Adulterants in the two samples can interfere the determination by dual wavelength - spectrophotometry.

结果: 两批样品均掺有杂质且所掺杂质对双波长分光光度法测定含量有影响.

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Methods: The contents of levofloxacin and tinidazole in auristilla were determined by dual wavelength spectrophotometry.

方法采用双波长分光光度法直接测定左氧唑滴耳液中主药的含量,以留样观察法考察其稳定性.

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The contents of the lomefloxacin and tinidazole in the tablets were determined by dual wavelength spectrophotometry.

采用双波长法测定泡腾片中洛美沙星和替硝唑的含量.

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