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Posted: Sun Jun 21, 2009 11:43 pm
by Uwe Neue
At least some of these acids can be separated on a well retentive water-compatible C18 such as the Atlantis T3 column...

But why are we talking about this? The question was orginally posed in late April, and the problem is likely solved already...

Posted: Fri Sep 11, 2009 1:36 pm
by Bryan Evans
Below is new LC-ELSD data for organic acids on Unison UK-Amino:
http://www.imtakt.com/TecInfo/TI542E.pdf

This combines normal phase + anion exchange