Search Results for the EPA National Library Catalog

Items Found: 3334
Showing: Items 1451 - 1500
Your Search: (SUBJECT=Surface)


 
 
 
PREV 1 ... 25 26 27 28 29 30 31 32 33 34 35 ... 67 NEXT
Select Item Title Year Published
Method 1103.1: Escherichia coli (E. coli) in Water by Membrane Filtration Using Membrane-Thermotolerant Escherichia coli Agar (mTEC), July 2006. 2006
Method 1103.1: Escherichia coli (E. coli) in Water by Membrane Filtration Using Membrane-Thermotolerant Escherichia coli Agar (mTEC), March 2010. 2010
Method 1603 : Escherichia coli (E. coli) in water by membrane filtration using modified membrane-thermotolerant Escherichia coli agar (modified mTEC). 2002
Method 1605 : Aeromonas in finished by membrane filtration, September 2000-draft. 2000
Method 1631 : mercury in water by oxidation, purge and trap, and cold vapor atomic fluorescence spectrometry. 1996
Method 1631 : mercury in water by oxidation, purge and trap, and cold vapor atomic fluorescence spectrometry. 1996
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 1636 : determination of hexavalent chromium by ion chromatography. 1996
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 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 200.8 determination of trace elements in waters and wastes by inductively coupled plasma: Mass Spectrometry. Revision 4.3 1990
Method 314.0: Determination of Perchlorate in Drinking Water Using Ion Chromatrography. Revision 1.0. 1999
Method 314.1: Determination of Perchlorate in Drinking Water Using Inline Column Concentration/Matrix Elimination Ion Chromatography with Suppressed Conductivity Detection (Revision 1.0, May 2005). 2005
Method 314.2: Determination of Perchlorate in Drinking Water Using Two-Dimensional Ion Chromatography with Suppressed Conductivity Detection. Version 1.0. 2008
Method 515.4: Determination of Chlorinated Acids in Drinking Water by Liquid-Liquid Microextraction, Derivatization, and Fast Gas Chromatography with Electron Capture Detection. Revision 1.0. 2000
Method 523: Determination of Triazine Pesticides and Their Degradates in Drinking Water by Gas Chromatography/Mass Spectrometry (GC/MS). Version 1.0. 2011
Method 524.3: Measurement of Purgeable Organic Compounds in Water by Capillary Column Gas Chromatography/Mass Spectrometry, Version 1.0. 2009
Method 536: Determination of Triazine Pesticides and Their Degradates in Drinking Water by Liquid Chromatography Electrospray Ionization Tandem Mass Spectrometry (LC/ESI-MS/MS). Version 1.0. 2007
Method 552. determination of haloacetic acids and dalapon in drinking water by liquid-liquid microextraction, derivatization, and gas chromatography with electron capture detection. {electronic resource} : 2003
Method 557: Determination of Haloacetic Acids, Bromate, and Dalapon in Drinking Water by Ion chromatography Electrospray Ionization Tandem Mass Spectrometry (IC-ESI-MS/MS). Version 1.0. 2009
Method for Quantifying the Prediction Uncertainties Associated with Water Quality Models. 1993
Methodologies for Flow Prediction in Urban Storm Drainage Systems. 1973
Methodology for Assessing the Potential Impact of Urban Development on Urban Runoff and the Relative Efficiency of Runoff Control Alternatives. 1973
Methodology for developing best demonstrated available technology (BDAT) treatment standards 1989
Methodology for overland and instream migration and risk assessment of pesticides / 1982
Methodology of Bayesian Inference and Decision Making Applied to Extreme Hydrologic Events. 1974
Methodology Study to Develop Evaluation Criteria For Wild and Scenic Rivers. Report on Flood Control Subproject. 1970
Methods and practices for controlling water pollution from agricultural nonpoint sources. 1973
Methods and Tools for the Evaluation of Monitored Natural Recovery of Contaminated Sediments: Lake Hartwell Case Study. 2010
Methods for assessing exposure to chemical substances : volume 3: methods for assessing exposure from disposal of chemical substances / 1985
Methods for chemical analysis of water and wastes. 1983
Methods for the determination of inorganic compounds in drinking water : methods 300.0 and 200.8 / 1989
Methods for the Recovery of 'Giardia' and 'Cryptosporidium' from Environmental Waters and Their Comparative Occurrence. 1988
Methods of Analysis and Determination of Effects of Alternative Uses of Forested Land on Streamflow. 1971
Methods of Reducing Water Contaminants: Removal of Organic Compounds. 1990
Metric Aids for Estimation Radioactivity Levels in Surface Waters from Counting Data. 1964
Microbial and disinfection byproduct rules simultaneous compliance guidance manual / 1999
Microbial and Disinfection Byproduct Rules Simultaneous Compliance Manual. 1999
Microbial biosurfactants and their environmental and industrial applications / 2019
Microbial cell surface hydrophobicity / 1990
Microbial Changes and Possible Ground Water Pollution From Poultry Manure and Beef Cattle Feedlots in Georgia. 1973
Microbial laboratory guidance manual : for the final long term 2 enhanced surface water treatment rule / 2006
Microbial Laboratory Guidance Manual for the Final Long Term 2 Enhanced Surface Water Treatment Rule. 2006
Microbial Removal of Wastewater Organic Compounds as a Function of Input Concentration in Soil Columns. 1984
PREV 1 ... 25 26 27 28 29 30 31 32 33 34 35 ... 67 NEXT

Save, Print or Email Selected Records