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changjiang77

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just add a few words.

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The error of NMR is not so samll.  5% is normal.  Especially when people use it to calculate the Mw, a huge peak is divided by a tiny peak, with no mentioning on the careful baseline consideration.  God know it precise!  
But people do it this way, as is justified in publications.  So why don't you?
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song3649

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