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北京石油化工学院2026年研究生招生接收调剂公告
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xumumu

金虫 (正式写手)

[交流] 【求助】请问HP-5MS和DB-5MS有啥区别?

请问HP-5MS和DB-5MS有啥区别?据说DB被安捷伦收购了,这两个柱子是一个还是两个啊?整迷糊啦,哪个高人指点一下。。
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swt1898

铁虫 (著名写手)


xumumu(金币+1):谢谢参与
yes,you are righit!
4楼2010-01-04 12:05:20
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fffflower

金虫 (小有名气)


xumumu(金币+1):谢谢参与
Basically the same thing. But a little different. Please refer to the following quotation:
"HP-5ms and DB-5ms have always exhibited slightly different selectivities because there are subtle differences between their manufacturing processes. With the 2000 merger of J&W Scientific and Agilent Technologies, Agilent’s column production was moved and assimilated into the J&W operation. There were discussions about discontinuing one of these products because of their close similarity; after all, they use the same stationary phase. But we realized that the slight differences in their manufacture do cause slight differences in their selectivities, and different customers have established methods on one or the other."
2楼2010-01-03 01:32:28
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lcazzapple

木虫 (正式写手)


xumumu(金币+1):谢谢参与
just different manufacturer
University_of_New_South_Wales+Uppsala_University
3楼2010-01-03 02:20:04
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edward12101759

金虫 (正式写手)


xumumu(金币+1):谢谢参与
学习了!
其实柱子主要还是看材料和机理,估计这两个过段时间要统一了...
5楼2010-01-04 13:55:11
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