Application and optimization of inductively coupled plasma mass spectrometry technology in the detection of trace heavy metal elements in water
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本文综述了电感耦合等离子体质谱(Inductively coupled plasma mass spectrometry,ICP-MS)技术在水体痕量重金属检测中的应用现状.分析了复杂基体干扰、多原子离子干扰、记忆效应和质量分辨率不足等主要问题,提出了优化碰撞反应池工作参数、采用数学校正模型、改进进样系统和应用高分辨质谱等优化对策.研究表明,通过系统优化和技术创新,有望提升ICP-MS在水体痕量重金属检测中的应用效能,为水环境质量监测提供可靠的技术支撑.
This paper summarizes the application status of ICP-MS technology in the detection of trace heavy metals in water bodies.The main problems of complex matrix interference,polyatomic ion interference,memory effect and insufficient mass resolution are analyzed,and the optimization countermeasures of optimizing the working parameters of collision reaction pool,adopting mathematical correction model,improving injection system and applying high resolution mass spectrometry are proposed.The research shows that,through system optimization and technical innovation,it is expected to improve the application efficiency of ICP-MS in water trace heavy metal detection,and provide reliable technical support for water environment quality monitoring.
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