Methods of Analysis by the U.S. Geological Survey National Water Quality Laboratory
--A Method Supplement for the Determination of Fipronil and Degradates in Water by Gas Chromatography/Mass
Spectrometry, U.S. Geological Survey
Open-File Report 02-462, 11 p.
By Madsen, James E., Sandstrom, Mark W., and Zaugg, Steven D.
U.S. Geological Survey
Open-File Report 02-462
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