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固体进样原子荧光用于测量苹果及苹果粒中的镉

王昌钊 冯礼 郑逢喜 张新智 路东

现代科学仪器Issue(6):144-146,150,4.
现代科学仪器Issue(6):144-146,150,4.

固体进样原子荧光用于测量苹果及苹果粒中的镉

Determination of Cadmium in Apple and Apple Tablets Using a Direct Cadmium Analyzer

王昌钊 1冯礼 2郑逢喜 2张新智 1路东2

作者信息

  • 1. 陕西出入境检验检疫局,陕西西安710068
  • 2. 北京吉天仪器有限公司,北京100015
  • 折叠

摘要

Abstract

A new method for the determination of cadmium in apple and apple tablets was developed and validated based on direct cadmium analyzer with the atomic fluorescence spectroscopy.In this paper,we elaborate on the the mechanism of the determination.The porous graphite tube as the electrothermal vaporization has been applied for a sample introduction.Both accuracy and precision were evaluated using the reference material and samples and they can meet the demand.The detection limit of the instrument was less than 1 pg and RSD was less than 5%

关键词

固体进样/原子荧光/

Key words

Solid Sampling/Atomic fluorescence spectrometry/Cadmium

分类

机械制造

引用本文复制引用

王昌钊,冯礼,郑逢喜,张新智,路东..固体进样原子荧光用于测量苹果及苹果粒中的镉[J].现代科学仪器,2012,(6):144-146,150,4.

基金项目

国家质检总局科研项目 ()

国家重大科学仪器开发专项 ()

现代科学仪器

OACSTPCD

1003-8892

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