| 铜试剂共振散射光谱分析法测定饮料中痕量铜 |
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| 引用本文： | 孙双姣,刘梯楼,袁利萍.铜试剂共振散射光谱分析法测定饮料中痕量铜[J].化学试剂,2011,33(5):438-440. |
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| 作者姓名： | 孙双姣 刘梯楼 袁利萍 |
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| 作者单位： | 1. 邵阳医学高等专科学校,湖南,邵阳,422000
2. 中南林业科技大学理学院,湖南,长沙,410004 |
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| 基金项目： | 邵阳市科技局科技项目，湖南省教育厅优秀青年资助项目 |
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| 摘 要： | 在pH为10.5的NH3-NH4Cl的缓冲溶液中,Cu(Ⅱ)与DDTC形成稳定的鳌合物微粒,存在共振散射效应.在320nm处有最强共振散射峰,在一定的浓度范围内,Cu(Ⅱ)的浓度与共振散射强度(△I320n m)成较好的线性关系.其线性范围为0.025-1.524 μg/mL,检出限为0.003 8 μg/ml,用于饮...
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| 关 键 词： | 铜试剂 铜 鳌合微粒 共振散射 |
Resonance scattering determination of trace copper in dink based on the formation of dithizone complex particles with DDTC |
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| SUN Shuang-jiao,LIU Ti-lou,YUAN Li-ping.Resonance scattering determination of trace copper in dink based on the formation of dithizone complex particles with DDTC[J].Chemical Reagents,2011,33(5):438-440. |
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| Authors: | SUN Shuang-jiao LIU Ti-lou YUAN Li-ping |
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| Affiliation: | SUN Shuang-jiao1,LIU Ti-lou1,YUAN Li-ping2(1.Shaoyang Medical college,Shaoyang,422000,China,2.College of Science,Central South University of Forestry and Technology,Changsha 410004,China) |
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| Abstract: | |
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| Keywords: | DDTC copper complex particle resonance scattering |
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