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海洋生物体中痕量砷消解方法的优化

许海华 陈沛沛 朱旭宇 万晔

江西农业学报Issue(1):97-99,3.
江西农业学报Issue(1):97-99,3.

海洋生物体中痕量砷消解方法的优化

Optimization of Digestion Method for Trace Arsenic in Marine Organisms

许海华 1陈沛沛 1朱旭宇 1万晔1

作者信息

  • 1. 国家海洋局 南通海洋环境监测中心站,江苏 南通226005
  • 折叠

摘要

Abstract

This study established a digestion method for organisms, which consists of microwave pre-digestion and wet diges-tion.Through using hydride-generated atomic fluorescence spectrometry, the author determined the trace arsenic in the samples of marine organisms, and studied the effects of different digestion solution systems on the efficiency of digesting the trace arsenic in ma-rine organisms.The results showed that the wet digestion method combined with microwave pre-digestion for the digestion of arse-nic in marine organisms had such advantages as high digestion efficiency, low consumption of digestion agent, and simple and fast operation.Adopting the digestion solution system of nitric acid -sulfuric acid -perchloric acid to digest the trace arsenic in or-ganisms had better recovery and reproducibility than adopting nitric acid -sulfuric acid digestion system or nitric acid -perchloric acid digestion system for biological samples.

关键词

海洋生物//消解/原子荧光

Key words

Marine organisms/Arsenic/Digestion/Atomic fluorescence

分类

化学化工

引用本文复制引用

许海华,陈沛沛,朱旭宇,万晔..海洋生物体中痕量砷消解方法的优化[J].江西农业学报,2015,(1):97-99,3.

基金项目

东海分局青年海洋科技基金资助项目(201311)。 ()

江西农业学报

OACSTPCD

1001-8581

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