| 粉末压片-X射线荧光光谱法测定矿石中钨、锡 |
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| 引用本文： | 郑荣华,刘建坤. 粉末压片-X射线荧光光谱法测定矿石中钨、锡[J]. 理化检验(化学分册), 2013, 0(1): 66-68 |
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| 作者姓名： | 郑荣华 刘建坤 |
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| 作者单位： | 南京地质矿产研究所 |
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| 摘 要： | 将样品与微晶纤维素混匀后置于模具中,以32 MPa压力制成外径40 mm、内径32 mm的样片。用X射线荧光光谱法测定矿石中钨和锡的含量。钨、锡的检出限为4.9,3.8 mg·kg-1。方法用于矿石样品分析,钨和锡的测定值相对标准偏差（n=6）分别为1.7%,0.37%。测定值与国家标准方法测定值相一致。
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| 关 键 词： | X射线荧光光谱法 粉末压片 矿石 钨 锡 |
XRFS Determination of Tungsten and Tin in Ores with Preparation of Disc Sample from its Powder by Pressing |
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| ZHENG Rong-hua,LIU Jian-kun. XRFS Determination of Tungsten and Tin in Ores with Preparation of Disc Sample from its Powder by Pressing[J]. Physical Testing and Chemical Analysis Part B:Chemical Analgsis, 2013, 0(1): 66-68 |
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| Authors: | ZHENG Rong-hua LIU Jian-kun |
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| Affiliation: | (Nanjing Research Institute of Geology and Mineral Resources,Nanjing 210016,China) |
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