| 铁矿石中全铁的分析方法改进 |
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| 引用本文： | 樊雪琴,张万青,智红梅.铁矿石中全铁的分析方法改进[J].实验室科学,2009(6):66-67. |
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| 作者姓名： | 樊雪琴 张万青 智红梅 |
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| 作者单位： | 河南工业大学,河南郑州,450007 |
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| 摘 要： | 该文介绍了无汞测铁技术应用于铁矿石中全铁的测定新方法。用甲基橙作SnCl2还原Fe3＋的指示剂，再用K2Cr2O7标准溶液滴定亚铁。
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| 关 键 词： | 甲基橙 标准溶液 铁矿石 指示剂 |
Improvement of the analytical method for whole iron in iron ore |
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| FAN Xue-qin,ZHANG Wan-qing,ZHI Hong-mei.Improvement of the analytical method for whole iron in iron ore[J].Laboratory Science,2009(6):66-67. |
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| Authors: | FAN Xue-qin ZHANG Wan-qing ZHI Hong-mei |
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| Institution: | ( Henan University of Technology , Zhengzhou 450007, China) |
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| Abstract: | This paper reports a new analytical method for whole iron in iron ore which uses the technique of iron measurement without mercury. Using methyl orange as the indicator that deoxidizes Fe3 ＋ with the SnC12, then titration Fe2＋ with standard aqua K2Cr2O7. |
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| Keywords: | metyl orange standard aqua iron ore indicator |
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