固体进样元素分析技术在农产品质量安全中的应用

doi:10.3864/j.issn.0578-1752.2013.16.014

摘要/Abstract

摘要： 固体进样分析技术无需消解处理，可有效降低方法检出限（直接固体进样）、简化前处理、避免痕量元素损失，更加环保和安全，是农产品元素检测技术的重要分支，在现场、快速检测领域具有广阔的发展前景。本文简要概述了固体进样分析技术配套的样品制备和进样方式、样品导入和分析技术的研究现状，对样品均匀性和基体干扰等瓶颈问题进行了探讨；重点对直接固体进样和悬浮液进样方式，以及电热蒸发、激光烧蚀、样品直接插入、中子活化、X荧光等技术在农产品重金属和其它元素检测中的应用进行了综述。

关键词: 固体进样 , 农产品 , 元素分析 , 重金属 , 综述

Abstract: Solid sampling technology without digestion treatments is one vigorous branch of elements analytical methods for agri-products, which is able to reduce the limit of detection (for direct solid sampling method), simplify the pretreatment, avoid loss of trace elements, and being more environmental friendly and safer. This paper covered the current developments of sample pretreatment, sample introduction and instrumental methods of the solid sampling technology, and discussed the key problems of sample homogeneity and matrix interference; the applications of direct solid sampling and slurry sampling techniques, and electrothermal vaporization, laser ablation, direct sample insertion, neutron activation analysis, X-ray fluorescence, etc. for heavy metals and other elements analysis in agri-products were reviewed.

Key words: solid sampling , agri-products , elements analysis , heavy metals , review

毛雪飞1, 刘霁欣2, 王敏1, 钱永忠1. 固体进样元素分析技术在农产品质量安全中的应用[J]. 中国农业科学, 2013, 46(16): 3432-3443.

MAO Xue-Fei-1, LIU Ji-Xin-2, WANG Min-1, QIAN Yong-Zhong-1. Applications of Solid Sampling Analytical Technologies of Elements for Quality and Safety of Agri-Products[J]. Scientia Agricultura Sinica, 2013, 46(16): 3432-3443.

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