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lwfyzq

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willam310

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lwfyzq(金币+5, 博学EPI+1): 2010-04-24 01:59
lwfyzq(金币+5):谢谢你了,我知道了! 2010-04-24 02:04
首先要先确定一下你的醇的沸点,一般来说,气化室与检测室温度要高于沸点50度以上,但不能高于气相色谱仪器的极限温度400度,而且这两个温度可以相一致或检测室略低点,至于柱温应该比沸点低20-50度即可,有时低到100度也行!主要还要看你使用的色谱柱与填料呀!这是要综合考虑的,不能一成不变的哟!
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