Search Results for the EPA National Library Catalog

Items Found: 942
Showing: Items 251 - 300
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Select Item Title Year Published
Determination of volatile pesticides in industrial and municipal wastewaters / 1985
Determination of zinc, cadmium, lead, and copper in water by anodic stripping voltammetry / 1978
Determining Dissolved Hexavalent Chromium in Water and Wastewater by Electrothermal Atomization. 1982
Determining the Bacteriological Quality of Drinking Water. 1935
Developing methods for analyzing oil dispersants in seawater / 1984
Development and Evaluation of Methods for Total Organic Halide and Purgeable Organic Halide in Wastewater. 1984
Development and evaluation of procedures for the analysis of simplecyanides, total cyanide, and thiocyanate in water and wastewater / 1983
Development and Testing of a Double-Beam Adsorption Spectrograph for the Simultaneous Determination of Different Cations in Water. 1972
Development document for effluent limitations guidelines and standards for the pesticide point source category. 1985
Development of a Battery-Operated Portable Synchronous Luminescence Spectrofluorometer. 1993
Development of a biological simulation monitor for joint municipal/industrial treatment systems / 1979
Development of a Continuous Multiparameter Water Quality Monitor. 1969
Development of a kit for detecting hazardous material spills in waterways / 1978
Development of a multidetector petroleum oil-in-water monitor {Microfiche} 1981
Development of a Novel Method for Monitoring Oils in Water. 1983
Development of a rapid analytical method for determining asbestos in water / 1978
Development of a system for conducting inter-laboratory tests for water quality and effluent measurements / 1977
Development of an environmental monitoring technique using synchronous excitation (SE) fluorescence spectroscopy. {microfiche} / by Dennis Steinken, et al.. 1990
Development of an Instrumental Combustion Method for the Rapid Determination of Total Phosphorus in Aqueous Solutions. 1973
Development of Analytical Test Procedures for Organic Pollutants in Wastewater - Application to Pesticides. 1981
Development of analytical test procedures for organic pollutants in wastewater : applications to pesticides / 1981
Development of compliance levels from analytical detection and quantitation levels / 1995
Development of improved analytical techniques for determination of asbestos in water samples / 1983
Development of Method for NTA Analysis in Raw Water. 1972
Development of sample preparation methods for analysis of marine organisms / 1974
Device for Field Determination of Heavy Metals in Natural Waters. 1970
Devlopment of a multidetector petroleum oil-in-water monitor 1981
Dibenzylammonium and Sodium Dibenzyldithiocarbamates as Precipitants for Preconcentration of Trace Elements in Water for Analysis by Energy Dispersive X-Ray Fluorescence. 1981
Dibutylphthalate Degradation in Estuarine and Freshwater Sites. 1984
Dieldrin in Water. A Bibliography. 1972
Digital Systems for On-Site Collection for Water Quality Analysis. 1970
Dioxin and furan concentrations in Puget Sound crabs / 1991
Direct Determination of Chelons at Trace Levels by One-Drop Square-Wave Polarography. 1981
Direct determination of total organic chlorine in water without preconcentration / 1983
Direct Filtration of Lake Superior Water for Asbestiform Fiber Removal. Appendix E. Ontario Research Foundation Electron Microscope Analysis Results. Appendix F. EPA National Water Quality Laboratory X-Ray Diffraction Analysis Results. Appendix G. University of Minnesota at Duluth Electron Microscope Analysis Results. 1975
Discussion on Most Probable Numbers in Sanitary Bacteriology. 1949
Dissolved Oxygen and Methane in Water By a GC Headspace Equilibration Technique. 1989
Distribution of Trace Metals in Impoundments. 1970
Dose Determinations for Waterborne 2,5,2',5'-(14C)Tetrachlorobiphenyl and Related Pharmacokinetics in Two Species of Trout 'Salmo gairdneri and Salvelinus fontinalis': A Mass-Balance Approach. 1983
Draft manual of practice : identification of illicit connections. 1990
Effect of Herbicides, Pesticides, and Fertilizers on the Optical Properties of Water. 1971
Effect of Noncoliforms on Coliform Detection in Potable Groundwater: Improved Recovery with an Anaerobic Membrane Filter Technique. 1984
Effect of Underground Coal Gasification on Groundwater. 1984
Effects of Activated Carbon on the Reactions of Free Chlorine with Phenols. 1985
Effects of Aquatic Humic Substances on Analysis for Hydrogen Peroxide Using Peroxidase-Catalyzed Oxidations of Triarylmethanes or p-Hydroxypenylacetic Acid (Journal Version). 1988
Effects of Linear Flow Velocity and Residence Time on the Retention of Non-Polar Aqueous Organic Analytes by Cartridges of Tenax-GC. 1982
Effects of phosphate mineralization and the phosphate industry on Radium-226 in ground water of central Florida / 1977
Effects of Some Trace Elements on the Blood of Kuwait Mullets 'Liza macroleps' (Smith). 1978
Effects of thermal discharge on aquatic insects in the Tennessee Valley / 1978
Effluent monitoring procedures, nutrients : student reference manual / 1976
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