光谱学与光谱分析
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ICP-AES法测定内蒙古地区六种沙生木本植物中金属元素
刘 颖,李景峰,嘎日迪,马 宁
内蒙古师范大学化学与环境科学学院,内蒙古 呼和浩特 010022
Determination of Metal Elements in Six Kinds of Desert Plants in Inner Mongolia by ICP-AES
LIU Ying, LI Jing-feng, GA Ri-di, MA Ning
College of Chemistry and Environmental Science, Inner Mongolia Normal University, Huhhot 010022, China
摘要 : 采用ICP-AES法分别对内蒙古地区梭梭、小叶锦鸡儿、沙冬青、红柳、沙枣和沙柳等六种沙生木本植物中金属元素进行了测定和分析。该方法的加标回收率为94.98%~120.25%,RSD<3.4%,具有良好的准确度和精密度。结果表明,常量元素Ca,K,Mg,Na,Al及植物生命活动所必需的微量元素Fe,Mn,Cu,Zn在六种沙生木本植物中表现为不同的含量顺序,且Fe,Mn,Cu,Zn四种元素的含量均低于陆生高等植物的平均含量。该测定结果为改善西部地区生态环境,选择优良防风固沙树种提供可靠的数据和理论依据。
关键词 :ICP-AES法;沙生木本植物;金属元素
Abstract :In the present paper, the contents of metal elements from six kinds of desert plants, namely Haloxylon ammodendron, Caragana microphylla, Ammopiptanthus mongolicus, Salix bordensis, Elaeagnus angustifolia, and Salix psammophila in Inner Mongolian were determined by ICP-AES technique. The recovery ratio obtained by standard addition method ranged between 94.98% and 120.25%, and the RSD was lower than 3.4%. The results of determination showed that the major elements Ca, K, Mg, Na and Al, and trace elements essential to plant vital activities such as Fe, Mn, Cu and Zn exhibit different orders in content in the six kinds of desert plants, and the contents of four elements, Fe, Mn, Cu and Zn are lower than the average content of terrestrial plants. The above results provided reliable data and theory bases for improving environment in west China and choosing weather-resistant and sand-fixation tree species.
Key words :ICP-AES;Desert plant;Metal elements
收稿日期: 2005-10-08
修订日期: 2005-12-28
通讯作者:
刘 颖
引用本文:
刘 颖,李景峰,嘎日迪,马 宁. ICP-AES法测定内蒙古地区六种沙生木本植物中金属元素[J]. 光谱学与光谱分析, 2006, 26(02): 344-347.
LIU Ying, LI Jing-feng, GA Ri-di, MA Ning. Determination of Metal Elements in Six Kinds of Desert Plants in Inner Mongolia by ICP-AES. SPECTROSCOPY AND SPECTRAL ANALYSIS, 2006, 26(02): 344-347.
链接本文:
https://www.gpxygpfx.com/CN/Y2006/V26/I02/344
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