食品科学 ›› 2003, Vol. 24 ›› Issue (3): 112-114.

• 分析检测 • 上一篇    下一篇

冷原子吸收法测定田螺中汞的含量

 马建强, 谢跃生   

  1. 广西师范学院化学系
  • 出版日期:2003-03-15 发布日期:2011-12-13

Determination of Trace Mercury in the River Snail by Cold Vapor Atomic Absorption

 MA  Jian-Qiang, XIE  Yue-Sheng   

  • Online:2003-03-15 Published:2011-12-13

摘要: 本文对田螺、石螺及河蚬可食部分进行消化处理,采用冷原子吸收法对其痕量汞进行测定.平行测定的相对标准偏差和回收率结果表明,该方法简便、实用,有较好的准确度和精密度.

关键词: 冷原子吸收法, 汞, 田螺, 石螺, 贝壳

Abstract: In the paper the tissues of the edible river snail,stone snail and river clamwere digested and the trace mercury was assayed by the cold vapor atomic absorption method.By the relative standard deviation of the par-allel sample determination and the r ate of recovery of the additionalsta ndardsamplesthe result,showed that was simple,practical and highly accura te.

Key words: cold vapor atomic adsorption method, mercury, river snail, stone snail, shellfish