Search Results for the EPA National Library Catalog

Items Found: 1986
Showing: Items 1051 - 1100
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Method 1631: mercury in water by oxidation, purge and trap, and cold vapor atomic fluorescence spectrometry. 1995
Method 1631: revision B : mercury in water by oxidation, purge and trap, and cold vapor atomic fluorescence spectrometry. 1999
Method 1632 : chemical speciation of arsenic in water and tissue by hydride generation quartz furnace atomic absorption spectrometry : revision A. 2001
Method 1632 : determination of inorganic arensic in water by hydride generation flame atomic absorption. 1996
Method 1632 : inorganic arsenic in water by hydride generation quartz furnace atomic absorption. 1996
Method 1632: determination of inorganic arsenic in water by hydride generation flame atomic absorption. 1995
Method 1636 : determination of hexavalent chromium by ion chromatography. 1996
Method 1636: determination of hexavalent chromium by ion chromatography. 1995
Method 1637 : determination of trace elements in ambient waters by chelation preconcentration with graphite furnace atomic absorption. 1996
Method 1638 : determination of trace elements in ambient waters by inductively coupled plasma-mass spectrometry. 1995
Method 1638 : determination of trace elements in ambient waters by inductively coupled plasma-mass spectrometry. 1996
Method 1639 : determination of trace elements in ambient waters by stabilized temperature graphite furnace atomic absorption. 1996
Method 1640 : determination of trace elements in ambient waters by on-line chelation preconcentration and inductively coupled plasma-mass spectrometry. 1996
Method 1656 : organo-halide pesticides in wastewater, soil, sludge, sediment, and tissue by GC/HSD : revision A. 2000
Method 1669 : sampling ambient water for trace metals at EPA water quality criteria levels : draft. 1996
Method 1669 : sampling ambient water for trace metals at EPA water quality criteria levels. 1995
Method 1680 : fecal coliforms in biosolids by multiple-tube fermentation and membrane filter procedures. 1999
Method 1682 : salmonella spp. in biosolids by enrichment, selection and biochemical characterization. 1998
Method 1683 : specific oxygen uptake rate in biosolids. 2001
Method 1684 : total, fixed, and volatile solids in water, solids, and biosolids. 2001
Method 1685 : nitrate/nitrite-N in water and biosolids by automated photometry. 2001
Method 1686 : nitrate/nitrite-N in water and biosolids by manual colorimetry. 2001
Method 1687 : total Kjeldahl nitrogen in water and biosolids by automated colorimetry with preliminary distillation/digestion. 2001
Method 1688 : total Kjeldahl nitrogen in water and biosolids by automated colorimetry with preliminary semi-automatic digestion. 2001
Method 1689 : ammonia-N in water and biosolids by ion-selective electrode potentiometry with preliminary distillation. 2001
Method 1690 : ammonia-N in water and biosolids by automated colorimetry with preliminary distillation. 2001
Method 200.7 : trace elements in water, solids, and biosolids by inductively coupled plasma-atomic emission spectrometry. 2001
Method 200.7 : trace elements in water, solids, and sludges by inductively coupled plasma-atomic emission spectrometry. 1998
Method 245.7 : mercury in water by cold vapor atomic fluorescence spectrometry : draft. 2001
Method 300.0 : the determination of inorganic anions in water by ion chromatography / 1989
Method 300.1 : the determination of inorganic anions in water by ion chromatography. Revision 1.0. / 1998
Method 301.0: Determination of Bromate in Drinking Water Using Two-Dimensional Ion Chromatography with Suppressed Conductivity Detection. Version 1.0. 2009
Method 326.0 Determination of Inorganic Oxyhalide Disinfection By-Products in Drinking Water Using Ion Chromotography Incorporating the Addition of a Suppressor Acidified Postcolumn Reagent for Trace Bromate Analysis. 2002
Method 334.0: Determination of Residual Chlorine in Drinking Water Using an On-Line Chlorine Analyzer. 2009
Method 515.4 : determination of chlorinated acids in drinking water by liquid-liquid microextraction, derivatization, and fast gas chromatography with electron capture detection / 2000
Method 521: Determination of Nitrosamines in Drinking Water by Solid Phase Extraction and Capillary Column Gas Chromatography with Large Volume Injection and Chemical Ionization Tandem Mass Spectrometry (MS/MS). 2004
Method 556 : determination of carbonyl compounds in drinking water by pentafluorobenzylhydroxylamine derivatization and capillary gas chromatography with electron capture detection. 1998
Method development and preliminary applications for leptospira spirochetes in water samples / 2008
Method for analyzing emissions from atmospheric fluidized-bed combustor / 1977
Method for determining potential odor contribution of selected kraft process streams / 1979
Method guidance and recommendations for whole effluent toxicity (WET) testing (40 CFR Part 136). 2000
Method of Chemical Analysis for Oil Shale Wastes. 1984
Method OIA-1677 : available cyanide by flow injection, ligand exchange, and amperometry. 1999
Method research study 3, demand analyses : an evaluation of analytical methods for water and wastewater / 1971
Method Selection Study 1. A Comparison of Three Modifications of the Single Reagent Method for Soluble Orthophosphate. 1969
Method study 2, nutrient analyses, manual methods : an evaluation of analytical methods for water and wastewater / 1970
Methods and guidance for analysis of water [electronic resource] / 1999
Methods and guidance for analysis of water [electronic resource] / 1997
Methods and Guidance for the Analysis of Water (Includes EPA Series 500, 600, 1600 Methods) Single User (on CD-ROM). 1997
Methods and guidance for the analysis of water : version 2.0 1999
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