Rapid detection methods of heavy metal ions in environmental samples include electrochemical methods and biological methods.

环境样品中重金属离子的快速检测技术有电化学方法和生物学方法。

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The experiment results show that the new method is a simple and efficient method for direct detection of trace drug, toxicant and their metabolites in biological samples without sample pre-treatment.

实验结果表明，该法是一种简便、有效、不需进行样品预处理而可直接对生物样品中药物和毒物进行检测的方法。

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The development trends of extracting and purifying samples and the detection methods for residues of organophosphorus pesticides in biological materials and the food of animal origin were reviewed.

本文从样品提取、净化、检测方法及其测定的发展趋势等方面综述了国内外文献中动物源性食品及生物材料中的有机磷农药残留测定方法。

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