Imidazole quantitation

Emir Khatipov ekhatipo at
Fri Oct 13 17:03:36 EST 2000

Does anybody know how to determine imidazole in solutions - if not
quantitatively, then qualitatively. I just need to get rid of imidazol used
to elute my His6 protein from IMAC resin. Imidazol is bad for subsequent
assays with the protein.

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