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jiongxiaodou

银虫 (正式写手)

[求助] 气相色谱中PorapakQ柱子的活化方式

今天打开气相色谱,发现基线很不平稳,呈波浪线浮动状态。检测器是TCD。是不是需要活化柱子呢,以前没活化过,求教活化方式。
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shelly8059

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【答案】应助回帖

jiongxiaodou(金币+3): 恩呢~不知咋的,跑了一会自己又好了~ 这是神马情况~不过解决发放以后可以用,哈哈~ 2011-07-26 14:38:31
基线不平稳,原因很多,可能来自气源水分,或者捕集阱脏了,或者进样口部分需要维护,再者检测器脏了。色谱柱老化,你可以将柱温箱温度设定在低于色谱柱最高使用温度20度下保持2h或者更久
海阔凭鱼跃,天高任鸟飞!
2楼2011-07-25 12:47:49
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