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wennanou

银虫 (小有名气)

[求助] 测定鱼类耳石(碳酸钙成分)中的微量元素的方法

测定鱼类耳石(主要成分是碳酸钙)中微量元素锶和钡的含量,文献中提到要用ICPMS,请有关地质的童鞋推荐几篇关于具体测试方法的文献!(本人是生态相关专业,对这些不太了解)十分谢谢
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eruone

至尊木虫 (正式写手)

弱智大鱼

【答案】应助回帖

全溶的话就太简单了,按照碳酸盐的溶样方法就可以。
不过,全溶实际得到的信息就很少了。
8楼2013-04-03 00:49:14
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eruone

至尊木虫 (正式写手)

弱智大鱼

【答案】应助回帖

感谢参与,应助指数 +1
这个方法是很成熟的了。用激光剥蚀进样,采用ICPMS来测试。
下面是一些相关文献。
Campana et al., 1997, Comparison of accuracy, precision, and sensitivity in elemental assays of fish otoliths using the electron microprobe, proton-induced X-ray emission, and laser ablation inductively coupled plasma mass spectrometry,Canadian Journal of Fisheries and Aquatic Sciences,54(9): 2068-2079

Campana, S.E.; Fowler, A.J.; Jones, C.M. 1994. Otolith elemental fingerprinting for stock identification of Atlantic cod (Gadus morhua) using laser ablation ICPMS. Canadian Journal of fisheries and aquatic sciences. 51, no. 9. 1942-1950

Anthony J. Fowler, Steven E. Campana, Simon R. Thorrold, Cynthia M. Jones, 1995. Experimental assessment of the effect of temperature and salinity on elemental composition of otoliths using laser ablation ICPMS.
Canadian Journal of Fisheries and Aquatic Sciences, 1995, 52(7): 1431-1441, 10.1139/f95-138

D. A. Milton, S. R. Chenery. 1998. The effect of otolith storage methods on the concentrations of elements detected by laser-ablation ICPMS. Journal of Fish Biology. Volume 53, Issue 4, pages 785–794,

Michael Sanborn and Kevin Telmer,2003. The spatial resolution of LA-ICP-MS line scans across heterogeneous materials such as fish otoliths and zoned minerals. J. Anal. At. Spectrom., 18, 1231-1237

Steven F. Durrant and Neil I. Ward. 2005. Recent biological and environmental applications of laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS). J. Anal. At. Spectrom., 20, 821-829
2楼2013-03-29 09:52:44
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swordgang

禁虫 (职业作家)

感谢参与,应助指数 +1
本帖内容被屏蔽

3楼2013-03-29 10:29:05
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双休日

新虫 (著名写手)

【答案】应助回帖

ICPMS测定分为两种,一种是溶液方法,一种是激光剥蚀,你查袁洪林老师的博士论文应该全部给你答案
4楼2013-04-01 10:11:55
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