TY - BOOK AU - Zaugg, Steven D. CN - I 19.76: CY - Denver, Colo. : DA - 1995. ID - 196043 KW - Water quality management KW - Pesticides KW - Volatile organic compounds KW - Gas chromatography. KW - Mass spectrometry. N1 - Distributed to depository libraries in microfiche. N1 - Shipping list no.: 97-0341-M. PB - U.S. Dept. of the Interior, U.S. Geological Survey : PB - Open-File Reports Section/ESIC [distributor], PP - Denver, Colo. : PY - 1995. T1 - Methods of analysis by the U.S. Geological Survey National Water Quality Laboratorydetermination of pesticides in water by C-18 solid-phase extraction and capillary-column gas chromatography/mass spectrometry with selected-ion monitoring / TI - Methods of analysis by the U.S. Geological Survey National Water Quality Laboratorydetermination of pesticides in water by C-18 solid-phase extraction and capillary-column gas chromatography/mass spectrometry with selected-ion monitoring / ER -