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黑木秋草

银虫 (小有名气)

[求助] GC-TOF色谱柱内径 已有1人参与

各位GC-TOF用什么规格的色谱柱呀?在线等,急急急!
我尝试DB-5 30mX0.25mm的色谱柱,发现载气流速在1.0ml会导致tof真空度变低
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zinfly

专家顾问 (职业作家)

【答案】应助回帖

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感谢参与,应助指数 +1
黑木秋草: 金币+50, ★有帮助 2018-08-23 14:38:46
你确定你的柱子是ms能用的么?
DB-5柱子和DB-5 MS是两根柱子。
2楼2018-08-21 19:54:10
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黑木秋草

银虫 (小有名气)

引用回帖:
2楼: Originally posted by zinfly at 2018-08-21 19:54:10
你确定你的柱子是ms能用的么?
DB-5柱子和DB-5 MS是两根柱子。

是DB-5MS,查了下很多文献,他们确实可以用0.25mm的色谱柱和1.0的柱流量,可能是仪器问题
3楼2018-08-23 14:38:30
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