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Search Criteria: FAST heading = U.S. Geological Survey Organic Geochemistry Research Group
Displaying 1 to 7 of 7
Title & Author Format Holdings Editions From To
Method of analysis by the U.S. Geological Survey Organic Geochemistry Research Group : determination of triazine and chloroacetanilide herbicides in water by solid-phase extraction and capillary-column gas chromatography/mass spectrometry with selected-ion monitoring by Zimmerman, L. R.
LCC
  151 2 1999 1999
Methods of analysis by the U.S. Geological Survey Organic Geochemistry Research Group : determination of chloroacetanilide herbicide metabolites in water using high-performance liquid chromatography-diode array detection and high-performance liquid chromatography/mass spectrometry by Zimmerman, L. R.
LCC
  8 1 2000 2000
Methods of analysis by the U.S. Geological Survey Organic Geochemistry Research Group : determination of selected herbicides and their degradation products in water using solid-phase extraction and gas chromatography/mass spectrometry by Kish, J. L
DDC/LCC
  275 2 2000 2000
Methods of analysis by the U.S. Geological Survey Organic Geochemistry Research Group : update and additions to the determination of chloroacetanilide herbicide degradation compounds in water using high-performance liquid chromatography/mass spectrometry
DDC/LCC
  13 1 2001 2001
Methods of analysis by the U.S. Geological Survey Organic Geochemistry Research Group : determination of triazine and phenylurea herbicides and their degradation products in water using solid-phase extraction and liquid chromatography/mass spectrometry by Lee, E. A. (Edward Alan), 1939-
LCC
  11 2 2002 2002
Methods of analysis by the U.S. Geological Survey Organic Geochemistry Research Group : determination of glyphosate, aminomethylphosphonic acid, and glufosinate in water using online solid-phase extraction and high-performance liquid chromatography/mass spectrometry by Lee, E. A. (Edward Alan), 1939-
LCC
  13 1 2002 2002
Methods of analysis by the U.S. Geological Survey Organic Geochemistry Research Group : determination of acetamide herbicides and their degradation products in water using online solid-phase extraction and liquid chromatography/mass spectrometry by Lee, E. A. (Edward Alan), 1939-
LCC
  266 2 2003 2003
Displaying 1 to 7 of 7
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