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莫有鱼

新虫 (初入文坛)

[求助] 红外不出峰

最近在做红外测试时,发现只有CO2的峰。想要的与氯苯有关的C=C,C-CL等都没有发现。我用的是鼓泡的方法将氯苯带入10cm的红外池,氯苯的浓度是1000ppm,流量是15.11ml/min,请问下是不是10cm光程太短,导致检测不到氯苯,还是氯苯浓度太低了。。。。

[ Last edited by missu001 on 2013-3-3 at 14:34 ]
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superleo8936

至尊木虫 (正式写手)

catalysis小虫一枚

【答案】应助回帖

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感谢参与,应助指数 +1
pzypdl: 金币+1, 谢谢回帖交流! 2013-03-04 08:34:29
先要确定红外的检出限,另外有没可能你的背景本来就在这些位置有峰,进而覆盖了他们?
签什么就是什么
2楼2013-03-03 23:35:14
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