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雾里看花mm

新虫 (初入文坛)

[求助] 求助圆二色光谱的应用

圆二色光谱可以用于食品中人工色素的定性和定量分析吗,这种方法可靠吗,如果可以怎么操作? 谢谢大家的帮助,不胜感激@!
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zy731251998

木虫 (正式写手)

【答案】应助回帖

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感谢参与,应助指数 +1
fds329: 金币+2, 感谢应助。辛苦了O(∩_∩)O 2012-09-23 00:33:34
圆二色谱是一种检测物质旋光性的仪器,如果有标准样品可以绘制一个标准曲线,然后测定未知物的CD强度用以定量。但如果待测物是混合物,而且刚好有其他物质在相应波段有信号会造成结果不可靠,而且这种概率比较大
2楼2012-08-27 23:56:59
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