Spectroscopy and Spectral Analysis, Volume. 30, Issue 1, 251(2010)
Qualitative and Quantitative Analysis of Various Elements in Chromite Ore by ICP-AES
Kind of the elements in chromite ore was firstly determined by ICP-AES. Twenty nine elements,such as Cr,Fe,Al,Mg,Zn,Co and Ni,were contained in the chromite sample based on the qualitative analysis. Then the contents of main elements Cr,Fe,Al,Mg,Ca,T,Si,Mn and V were measured. The chromite samples processing procedures have two steps,the first is decomposition by nitrate carbonate and sodium tetraborate at 950 ℃ for 30 min,then leaching by dilute hydrochloric acid at 80 ℃ for 10 min. The method showed satisfactory precision and accuracy with the RSDs between 0.48% and 2.05% and the recovery rates between 90.5% and 111.3%.
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ZHANG Yang, ZHENG Shi-li, WANG Xiao-hui, XU Hong-bin, ZHANG Yi. Qualitative and Quantitative Analysis of Various Elements in Chromite Ore by ICP-AES[J]. Spectroscopy and Spectral Analysis, 2010, 30(1): 251
Received: Jan. 6, 2009
Accepted: --
Published Online: Jul. 13, 2010
The Author Email: Yang ZHANG (yangzhang@home.ipe.ac.cn)