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Search Results for the EPA National Library Catalog
Items Found: 5697
Showing: Items 151 - 200
Your Search: (SUBJECT=Concentration)
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Year Published
151
Acidity, Nutrients, and Minerals in Atmospheric Precipitation Over Florida: Deposition Patterns, Mechanisms, and Ecological Effects.
1983
152
Acquisition and Analysis of Groundwater/Aquifer Samples: Current Technology and the Trade off between Quality Assurance and Practical Considerations.
1990
153
Acquisition and chemical analysis of mother's milk for selected toxic substances /
1980
154
Acquisition of Representative Ground Water Quality Samples for Metals.
1992
155
Acrolein : ambient water quality criteria.
1978
156
Acrylamide: Toxicodynamics in Rats with Cover Letter from Hampton L, dow to Dco Epa dated 021684.
1984
157
Actinomycete distribution in northern Green Bay and the Great Lakes : taste and odor relationships in eutrophication of nearshore waters and embayments /
1976
158
Activated carbon process for treatment of wastewaters containing hexavalent chromium /
1979
159
Activated Carbon Treatment of Kraft Bleaching Effluents.
1977
160
Active Soil Depressurization (ASD) Demonstration in a Large Building.
1996
161
Acute and Chronic Effects of Cadmium on the Estuarine Mysid, 'Mysidopsis bahia'.
1978
162
Acute and Chronic Effects of Diflubenzuron (Dimilin) on Freshwater Fish and Invertebrates.
1983
163
Acute and chronic effects of water quality criteria based metal mixtures on three aquatic species
1985
164
Acute and Chronic Effects of Water Quality Criteria-Based Metal Mixtures on Three Aquatic Species (Journal Version).
1986
165
Acute and chronic parathion toxicity to fish and invertebrates /
1981
166
Acute and chronic toxicity of chlordane to fish and invertebrates /
1977
167
Acute and Chronic Toxicity of Copper to the Fathead Minnow in a Surface Water of Variable Quality.
1974
168
Acute and chronic toxicity of HCN to fish and invertebrates /
1979
169
Acute and Chronic Toxicity of Some Chlorinated Benzenes, Chlorinated Ethanes, and Tetrachloroethylene to 'Daphnia magna'.
1983
170
Acute and Subchronic Inhalation Exposures of Hamsters to Nickel-Enriched Fly Ash.
1981
171
Acute and Subchronic Toxicity of Pentachlorobenzene.
1980
172
Acute Toxicities of Cd2+, Cr+6, Hg2+, Ni2+, and Zn2+ to Estuarine Macrofauna.
1976
173
Acute Toxicities of Selected Heavy Metals to the Softshell Clam, 'Mya arenaria'.
1977
174
Acute Toxicity and Behavioral Effects of Acrylates and Methacrylates to Juvenile Fathead Minnows (Journal Version).
1988
175
Acute Toxicity and Bioconcentration of Endosulfan-Exposed Estuarine Animals.
1977
176
Acute Toxicity and Sublethal Behavioral Effects of Copper on Barnacle Nauplii 'Balanus improvisus'.
1980
177
Acute Toxicity of Ammonia and Nitrite to Cutthroat Trout Fry.
1981
178
Acute Toxicity of Ammonia to Fathead Minnows.
1983
179
Acute toxicity of eight laboratory-prepared generic drilling fluids to mysids (Mysidopsis bahia)
1984
180
Acute Toxicity of Kepone (Trademark) to Four Estuarine Animals.
1977
181
Acute Toxicity of Organic Chemical Mixtures to the Fathead Minnow.
1985
182
Acute Toxicity of Sediment from Eagle Harbor, Washington, to the Infaunal Amphipod 'Rhepoxynius abronius'.
1989
183
Acute toxicity of selected organic compounds to fathead minnows /
1976
184
Acute Toxicity of Ten Chlorinated Aliphatic Hydrocarbons to the Fathea Minnow (Pimephales promelas).
1983
185
Acute Toxicity of Tetrachloroethylene and Tetrachloroethylene with Dimethylformamide to Rainbow Trout (Salmo gairdneri).
1982
186
Acute Toxicity of Thiocyanate to Trout.
1985
187
Acute toxicity of toxaphene to fathead minnows, channel catfish, and bluegills /
1980
188
Acute-to-chronic estimation (ACE v 2.0) with time-concentration-effect models : user manual and software /
2003
189
Adaptation of Gaussian plume model to incorporate multiple station data input.
1975
190
Adaptation of Gaussian Plume Model to Incorporate Multiple Station Data Input. Volume II. Appendices.
1975
191
Adaptation of Natural Microbial mmunities to Degradation of Xenobiotic Compounds: Effects of Concentration, Exposure Time, Inoculum, and Chemical Structure.
1982
192
Adaptation of the Advanced Statistical Trajectory Regional Air Pollution (ASTRAP) Model to the EPA VAX Computer: Modifications and Testing.
1990
193
Adaptation of the Polychaete 'Neanthes arenaceodentata' to Copper.
1982
194
Addendum to PTPLU -- a single source gaussian dispersion algorithm /
1986
195
Addendum to the user's guide for MPTER /
1986
196
Addendum to user's guide for climatological dispersion model /
1977
197
Addendum to: 'Environmental Assessment: Source Test and Evaluation Report--Chapman Low-Btu Gasification'.
1980
198
Addendum/supplemental information for Valley, Crster, Isc.
1980
199
Addendum/supplemental information to the user's manual for single source (CRSTER) model.
1980
200
Addendum/supplemental information to the Valley model.
1982
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