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ying119513

银虫 (正式写手)

[求助] 审稿意见中有关GPC测试的问题,不明白审稿人的意思,请高手赐教,急!!在线等!!!

GPC determinations are performed with PMMA standards and “universal calibration”. Does this mean that the intrinsic viscosity of the copolymer samples was determined, as for instance with a viscosity detector in addition to the refractive index detector?
不理解审稿人提的问题是什么意思,请高手帮忙!谢谢!
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Pureland

木虫之王 (知名作家)

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ying119513: 金币+40 2012-08-30 17:43:21
东昌莘: 金币-39, 楼主不小心发错了,回收金币。请理解 2012-08-30 18:03:54
如果测试的样品和标样不同,如果要得到真实分子量的,需要进行普适校正。

[ 发自手机版 http://muchong.com/3g ]
9楼2012-08-30 08:21:47
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ambyshine

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感谢参与,应助指数 +1
zznjut: 金币+4, 欢迎交流 2012-08-30 08:46:40
ying119513: 金币+3, ★★★很有帮助 2012-08-30 17:41:02
他可能不理解你说的“universal calibration”。问你有没有用用viscosity detector测共聚物的特性黏度。这就要看你的GPC了,除了有RI detector之外,还有没有viscosity detector?
triple detection GPC是有的。
2楼2012-08-29 17:50:00
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锦锦

银虫 (初入文坛)

引用回帖:
2楼: Originally posted by ambyshine at 2012-08-29 17:50:00
他可能不理解你说的“universal calibration”。问你有没有用用viscosity detector测共聚物的特性黏度。这就要看你的GPC了,除了有RI detector之外,还有没有viscosity detector?
triple detection GPC是有的。

A series of poly(methyl methacrylate) (PMMA) narrow standards were used to generate a universal calibration curve. 我原文中是这样写的,有什么不妥吗?他为什么会这么问呢
3楼2012-08-29 19:06:03
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ambyshine

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ying119513: 金币+3, ★★★很有帮助 2012-08-30 17:41:45
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3楼: Originally posted by 锦锦 at 2012-08-29 19:06:03
A series of poly(methyl methacrylate) (PMMA) narrow standards were used to generate a universal calibration curve. 我原文中是这样写的,有什么不妥吗?他为什么会这么问呢...

如果不是用的triple detection,你就回答说‘sorry那啥特性黏度俺没测。The system was calibrated using a series of poly(methyl methacrylate) (PMMA) narrow standards, and the molecular weights of the samples were referenced to PMMA... ’就行了。。。
4楼2012-08-29 21:09:02
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