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Topic: Why do we use caffeine as an internal standard?  (Read 2212 times)

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Offline Moz29386

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Why do we use caffeine as an internal standard?
« on: October 21, 2011, 02:14:42 PM »
Hi guys just trying to find out the answer to the above question as I couldnt find it.

Also which compounds are more polar (in order):

Theophyline

Theobromine and

Caffeine?

Thanks!!

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