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monicah

新虫 (小有名气)

[求助] 色谱瓶颈

从用的第一台色谱到现在换了一台新的色谱,只是做一件事情,用来检测甲苯气体的浓度,其中涉及到测甲苯初始浓度,这个时候发现同样的甲苯气体,但是出来的峰会越出越高越出越高,峰面积一直增大。之前怀疑是用的塑料管会吸附甲苯,换了不锈钢管之后,这个问题依然存在。想问一下各位虫友,这个问题的原因是什么?

@wyy080214 @wyy080214 发自小木虫Android客户端
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monicah

新虫 (小有名气)

求解答,现在用的是天美的GC7980 色谱柱用的ffap 0.3mm的毛细管柱 ,怎么解决现在的问题啊
2楼2019-03-07 17:45:55
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