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Ziegna

新虫 (小有名气)

[求助] 核磁分析

聚合物的核磁峰,磺化完以后的峰集体向高场移动了,是怎么回事呢~

求助大神

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celan

专家顾问 (知名作家)

从事NMR和有机化合物结构鉴定


按理是不会的,请看看内标化学位移是否一致。

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2楼2020-08-06 19:07:18
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Ziegna

新虫 (小有名气)

引用回帖:
2楼: Originally posted by celan at 2020-08-06 19:07:18
按理是不会的,请看看内标化学位移是否一致。

感谢!内标确实也移动了,之前因为溶剂峰一致就没注意
3楼2020-08-07 09:04:29
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