Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory
Subtitle: determination of organophosphate pesticides in whole water by continuous liquid-liquid extraction and capillary-column gas chromatography with flame photometric detection
By: by Virendra K. Jha and Duane S. Wydoski
Contributors: Wydoski, Duane S; Geological Survey (U.S.)
Series: Water-resources investigations report -- 03-4139
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey; Branch of Information Services [distributor]
Published: 2003
Place of publication: Denver, Colo
Language: eng
Format: Microform
Number of pages: 26
Subjects: National Water-Quality Laboratory (U.S.); Liquid chromatography; Water -- Pesticide content -- Measurement; Organophosphorus compounds -- Analysis; Gas chromatography; Flame photometry
Other titles: Determination of organophosphate pesticides in whole water by continuous liquid-liquid extraction and capillary-column gas chromatography with flame photometric detection
Notes: "U.S. Geological Survey Method O-3402-03."

Shipping list no.: 2004-0147-M

Includes bibliographical references (p. 26)

Also available via Internet from the NWQL web site. Address as of 2/17/04: http://nwql.usgs.gov/Public/pubs/WRIR03-4139/WRIR03-4139.pdf; current access is available via PURL

Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., 2004 1 microfiche : negative