紫外—可见光谱、高效液相色谱的分析表明，苯胺降解过程中有一系列中间产物生成，最终被矿化成小分子无机物。

Analysis by UV-visible spectrum and HPLC indicates that there are a series of intermediate products generated in aniline degradation, and the final products are small molecule inorganics.

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为了提供一个监控这些食品添加剂的法定推荐限量的方法，本文介绍了一个快速而经济的高效液相色谱方法。

In order to provide a way to monitor the legal recommended limits of these additives in foods, a rapid and cost-effective HPLC method is presented here.

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方法采用超声技术提取熊果酸，并采用高效液相色谱（HPLC）法测定其含量。

Methods Ultrasonic technology was used to extract ursolic acid and determine the content by HPLC.

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