Spectrophotometric method and gas chromatography were the authorized national standard analytical methods to fusel oil.
国家标准规定分光光度法和气相色谱法为杂醇油的分析方法。
Methods: We distinguished the bee glue by the thin layer chromatography method, determined its total flavanone content in the preparation by the spectrophotometric method.
方法：用薄层色谱法鉴别蜂胶；用分光光度法测定制剂中蜂胶总黄酮的含量。
This paper has studied and compared three methods of determination of cardiovascular drug, Nitrendipine: Cyanide selective electrode method, single sweep polarography and UV-spectrophotometric method.
本文研究并比较了三种测定抗心血管病药尼群地平的方法：氰离子选择电极法、示波极谱法和紫外分光光度法。
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