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Sample (coal)
A representative fraction of a coal bed collected by approved methods, guarded against contamination or adulteration, and analyzed to determine the nature; chemical, mineralogic, and (or) petrographic composition; percentage or parts-per-million content of specified constituents; heat value; and possibly the reactivity of the coal or its constituents. Author: Admin :: Hits: 0 :: Added: Thu Jun 14 2007 ::
