Cacotheline

I am trying to find a small supply (ca. 5 grams) of Cacotheline
(Nitrobruciquinone hydrate) for doing tin spot-tests.  Does anyone
know of a supplier?  I have tried all the usual big lab suppliers,
as well as a few of the smaller, and they all say it's hard to get.

Howard Wellman
JPPM / MAC Lab
10515 Mackall Rd
St. Leonard, MD  20685
410-586-8577


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                  Conservation DistList Instance 16:39
                Distributed: Tuesday, December 10, 2002
                       Message Id: cdl-16-39-030
                                  ***