| 用二阶可见导数光谱法测定酸性媒介藏青RRN中漂蓝B的含量 |
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| 引用本文： | 王景翰,史晓凡,陈雅琴,齐宝坤.用二阶可见导数光谱法测定酸性媒介藏青RRN中漂蓝B的含量[J].分析测试学报,1991(6). |
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| 作者姓名： | 王景翰 史晓凡 陈雅琴 齐宝坤 |
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| 作者单位： | 中国刑警学院三系
(王景翰，史晓凡，陈雅琴)，中国刑警学院三系(齐宝坤) |
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| 摘 要： | 样品用0.1 mol/l NaoH溶解,采用二阶导数光谱法,在700～500nm间扫描,由618nm和591nm处的峰谷值即可计算酸性媒介藏青RRN中酸性媒介漂蓝B的含量。消除样品中酸性媒介黑T,酸性红B的干扰,不影响测定。该法操作简便,结果准确可靠。
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| 关 键 词： | 导数光谱 酸性媒介藏青RRN 酸性媒介漂蓝B |
Determination of Omega Chrome Azurine B in Diamond Navy Blue RRN by Second Derivative UV Spectrophotometry |
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| Wang Jinghan,Shi Xiaofan,Chen Yaqin,Qi Baokun China Criminal Police Institute.Determination of Omega Chrome Azurine B in Diamond Navy Blue RRN by Second Derivative UV Spectrophotometry[J].Journal of Instrumental Analysis,1991(6). |
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| Authors: | Wang Jinghan Shi Xiaofan Chen Yaqin Qi Baokun China Criminal Police Institute |
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| Institution: | Wang Jinghan;Shi Xiaofan;Chen Yaqin;Qi Baokun China Criminal Police Institute |
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| Abstract: | The sample is dissolved in 0.1N NaOH solution and scanned by second derivative UVspectrophotometry, the absorbance values at 618nm and 519nm can be used to calculate thecontent of omega chrome azurine B in the sample and the interference of eriochrome blackT and acid red B are completely eliminated. |
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| Keywords: | Derivative spectrophotometry diamond navy blue RRN omega chrome azurine |
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