Search Results for the EPA National Library Catalog

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Select Item Title Year Published
15N Natural Abundance and (15)N Labelling Studies in Forest Ecosystems. 1994
Absorption Dynamics of Organic Chemical Transport across Trout Gills as Related to Octanol-Water Partition Coefficient. 1985
Advection-Dispersion Interpretation of Tracer Observations in an Aquifer. 1982
Aerobic and Anaerobic Degradation of Aldicarb Sulfone in Soils. 1985
Aerosol Acidity Determination by Reaction with 14C Labeled Amine. 1979
Air Pollution: Proceedings of the International Technical Meeting on Air Pollution Modeling and Its Application (7th) Held at Airlie House, Virginia on 7-10 September 1976. 1976
Analysis of ensemble averaged concentrations and fluxes in a tracer puff / 1979
Analytical method : the analysis of by-product chlorinated biphenyls in air, revision 2 / 1985
Analytical method : the analysis of by-product chlorinated biphenyls in commercial products and product wastes, revision 2 / 1985
Analytical method : the analysis of by-product chlorinated biphenyls in water, revision 2 / 1985
Animal-Sediment Relationships of the Upper and Central Chesapeake Bay. 1983
Aqueous Relaxation Reagents in Nitrogen-15 NMR. 1979
Artificial Microbial Ecosystem for Determining Effects and Fate of Toxicants in a Salt-Marsh Environment. 1977
Biogeochemistry of Benzanthracene in an Enclosed Marine Ecosystem. 1982
Catalytic oxidation of sulfur dioxide using isotopic tracers / 1973
Chlorine Exchange between Aluminum Chloride and Gamma-1,2,3,4,5,6-Hexachlorocyclohexane. 1956
Colloidal FE2O3 Transport Studies in Laboratory Model Systems Using Shallow Aquifer Material. 1991
Cometabolism of Low Concentrations of Propachlor, Alachlor, and Cycloate in Sewage and Lake Water. 1985
Comparison of System Design and Reproducibility to Estimate Bioconcentration of Di-n-Hexylphthalate By 'Daphnia magna'. 1985
Compartmental Models with Spatial Diffusion: Estimation for Bone-Seeking Tracers. 1983
Comprehensive experimental design plan to relate pollutant sources to acidic deposition / 1986
Comprehensive field study plan to relate pollutant sources to acidic depostion : a preliminary study of uncertainties / 1986
Computer Data Base from EPA's (Environmental Protection Agency's) Complex Terrain Field Studies. Description of a SAS (Statistical Analysis System) Computer Data Base from Tracer Field Studies at Cinder Cone Butte, Idaho; Hogback Ridge, New Mexico; and the Tracy Power Plant, Nevada. 1988
Conformational Flexibility of Bleomycin-A2: A Carbon 13 Spin-Lattice Relaxation Time Study. 1978
Dermal Absorption of Pesticides Calculated by Deconvolution. 1985
Design and evaluation of a terrestrial model ecosystem for evaluation of substitute pesticide chemicals / 1979
Detection of CCl4-Induced Oxidation of Hepatic Tissue In vivo by Oxygen-18 Tracing. 1988
Determination of Absorbed Dose of Ozone (O3) in Animals and Humans Using Stable Isotope (Oxygen-18) Tracing. 1987
Development and Evaluation of Analytical Test Procedures for Priority Pollutants. 1983
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
Dredge spoils and sewage sludge in the trace metal budget of estuarine and coastal waters / 1979
Dredge spoils and sewage sludge in the trace metal budget of estuarine and coastal waters / 1979
Dredge spoils and sewage sludge in the trace metal budget of estuarine and coastal waters / 1979
Effects of Chlorine Dioxide on Thyroid Function in the African Green Monkey and the Rat (Journal Version). 1986
Effects of irrigation methods on groundwater pollution by nitrates and other solutes / 1976
Effects of Paramagnetic Relaxation Reagents on 15N Spin Relaxation and the Use of Gd(dpm)3 as a Nitrogen-15 Nuclear Magnetic Resonance Spin Label. 1977
Effects of Sewage Sludge on Di- (2-Ethylhexyl) Phthalate Uptake by Plants. 1989
Efficiency of Dioxin recovery from fly ash samples during extraction and cleanup process / 1989
Emissions of metals, chromium and nickel species, and organics from municipal wastewater sludge incinerators. hexavalent chromium method evaluation / Volume II, Site 5 emission test report : 1992
Environmental Distribution and Metabolic Fate of Key Industrial Pollutants and Pesticides in a Model Ecosystem. 1973
Evaluation of a Sampling and Analysis Method for Determination of Polyhalogenated Dibenzo-p-Dioxins and Dibenzofurans in Ambient Air. 1991
Evaluation of methodology for determination of polyhalogenated dibenzo-p-dioxins and dibenzofurans in ambient air. {microfiche} / 1991
Evaluation of Stable Labeled Compounds as Internal Standards for Quantitative GC/MS Determinations. 1983
Excised Barley Root Uptake of Several 14C Labeled Organic Compounds. 1985
Fate and Impact of Wood Preservatives in a Terrestrial Microcosm. 1981
Fate of Selected Fungicides in a Terrestrial Laboratory Ecosystem. 1980
Feasibility of applying field ionization mass spectroscopy to pesticide research / 1976
Flow and Transport Modeling for the London Bridge Creek: West Neck Creek System. 1993
Herbicide Toxicity in Mangroves. 1976
High Sensitivity Fourier Transform NMR. 1977
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