Showing 1 - 2 results of 2 for search 'Hoffman, Gerald L.', query time: 0.03s Refine Results
  1. 1
    Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : in-bottle acid digestion of whole-water samples

    Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : in-bottle acid digestion of whole-water samples by Hoffman, Gerald L.

    Denver, Colo. : U.S. Dept. of the Interior, U.S. Geological Survey : Branch of Information Services [distributor], 1996
    Format: Government Document Book


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  2. 2
    Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--comparison of a nitric acid in-bottle digestion procedure to other whole-water digestion procedures

    Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--comparison of a nitric acid in-bottle digestion procedure to other whole-water digestion proced... by Garbarino, John R.

    Denver, Colo. : U.S. Dept. of the Interior, U.S. Geological Survey, 1999
    Other Authors: “…Hoffman, Gerald L.…”
    Format: Government Document Book


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