Search Results - Burkhardt, M. R. (Mark R.)

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  1. 1
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    Determination of wastewater compounds in sediment and soil by pressurized solvent extraction, solid-phase extraction, and capillary-column gas chromatography/mass spectrometry

    Published 2006
    Other Authors: “…Burkhardt, M. R. (Mark R.)…”
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    Government Document Electronic eBook

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  2. 2
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    Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : determination of methylene blue active substances by spectrophotometry /

    Published 1995
    Other Authors: “…Burkhardt, M. R. (Mark R.)…”
    Government Document Book

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  3. 3
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    Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory determination of nonpurgeable suspended organic carbon by wet-chemical oxidation and infrared sp...

    Published 1997
    Other Authors: “…Burkhardt, M. R. (Mark R.)…”
    Government Document Microfilm Book

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  4. 4
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    Concentration of selected sulfonylurea, sulfonamide, and imidazolinone herbicides, other pesticides, and nutrients in 71 streams, 5 reservoir outflows, and 25 wells in the midweste... by Battaglin, William A.

    Published 2001
    Other Authors: “…Burkhardt, M. R. (Mark R.)…”
    Search for the full-text version of this title in HathiTrust
    Government Document Book

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  5. 5
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    Concentration of selected sulfonylurea, sulfonamide, and imidazolinone herbicides, other pesticides, and nutrients in 71 streams, 5 reservoir outflows, and 25 wells in the midweste... by Battaglin, William A.

    Published 2001
    Other Authors: “…Burkhardt, M. R. (Mark R.)…”
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    Online Access
    Government Document Electronic eBook

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  6. 6
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    Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory arsenic speciation in natural-water samples using laboratory and field methods / by Garbarino, John R.

    Published 2002
    Other Authors: “…Burkhardt, M. R. (Mark R.)…”
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  7. 7
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    Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : arsenic speciation in natural-water samples using laboratory and field methods / by Garbarino, John R.

    Published 2002
    Other Authors: “…Burkhardt, M. R. (Mark R.)…”
    Search for the full-text version of this title in HathiTrust
    Government Document Book

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  8. 8
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    Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : determination of pesticides in water by Carbopak-B solid-phase extraction and high-performance... by Werner, Stephen L.

    Published 1996
    Other Authors: “…Burkhardt, M. R. (Mark R.)…”
    Government Document Book

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  9. 9
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    Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : extraction of nitroaromatic compounds from water by polystyrene divinylbenzene cartridge and d... by Lindley, Chris E.

    Published 1994
    Other Authors: “…Burkhardt, M. R. (Mark R.)…”
    Government Document Book

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