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Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory [microform] : determination of gasoline oxygenates, selected degradates, and BTEX in water by heated purge and trap/gas chromatography/mass spectrometry / by Donna L. Rose and Mark W. Sandstrom (Water-resources investigations report ; 03-4079)

Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory [microform] : determination of gasoline oxygenates, selected degradates, and BTEX in water by heated purge and trap/gas chromatography/mass spectrometry / by Donna L. Rose and Mark W. Sandstrom (Water-resources investigations report ; 03-4079)
Microform図書
2003<YCA-I 19.42/4:03-4079>
National Diet Library
  • Author HeadingRose, Donna L Sandstrom, Mark W. (Mark William) Geological Survey (U.S.) Nati...

Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory [microform] : a method supplement for the determination of Fipronil and degradates in water by gas chromatography/mass spectrometry / by James E. Madsen, Mark W. Sandstrom, and Steven D. Zaugg (U.S. Geological Survey open-file report ; 02-462)

Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory [microform] : a method supplement for the determination of Fipronil and degradates in water by gas chromatography/mass spectrometry / by James E. Madsen, Mark W. Sandstrom, and Steven D. Zaugg (U.S. Geological Survey open-file report ; 02-462)
Microform図書
2003<YCA-I 19.76:02-462>
National Diet Library
  • Author HeadingMadsen, James E Sandstrom, Mark W. (Mark William) Zaugg, Steven D Geological Su...

Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory [microform] : determination of moderate-use pesticides and selected degradates in water by C-18 solid-phase extraction and gas chromatography/mass spectrometry / by Mark W. Sandstrom ... [et al.] (Water-resources investigations report ; 01-4098)

Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory [microform] : determination of moderate-use pesticides and selected degradates in water by C-18 solid-phase extraction and gas chromatography/mass spectrometry / by Mark W. Sandstrom ... [et al.] (Water-resources investigations report ; 01-4098)
Microform図書
2001<YCA-I 19.42/4:01-4098>
National Diet Library
  • Author HeadingSandstrom, Mark W. (Mark William) Geological Survey (United Sta...

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