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1. The post-column derivatization method is a powerful tool for detecting trace organic compounds in complex matrices.
后柱衍生化方法是一种强大的工具，用于在复杂基质中检测痕量有机化合物。
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2.In this study, we used the post-column derivatization technique to enhance the sensitivity of our detection system.
在本研究中，我们使用后柱衍生化技术来提高我们检测系统的灵敏度。
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3. The post-column derivatization process involves adding a reagent to the sample before it enters the detector, which can significantly improve the accuracy of the analysis.
后柱衍生化过程涉及将试剂添加到样品进入检测器之前，这可以显著提高分析的准确性。