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Search Results for the EPA National Library Catalog
Items Found: 5037
Showing: Items 4351 - 4400
Your Search: (SUBJECT=Concentration Composition)
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Title
Year Published
4351
Studies on Fate of Parathion in Rabbits, Using Radioactive Isotope Techniques.
1952
4352
Studies on the Influence of Chromium Compounds on the Biological Treatment of Effluent in the Presence of Tannery Effluent (Untersuchungen Ueber den Einfluss von Chromverbindungen auf die Biologische Abwasserbehandlung in Gegenwart von Gerbereiabwasser).
1973
4353
Studies on the reclamation of Stone Lake, Michigan /
1976
4354
Studies on the Safety of DDVP for the Disinsection of Commercial Aircraft.
1961
4355
Studies to determine the absorption and excretion dynamics of lead /
1980
4356
Study of Air Pollution Aspects of Various Roadway Configurations.
1971
4357
Study of Aircraft Powerplant Emissions.
1971
4358
Study of Ambient TSP (Total Suspended Particulate) Levels Near Major Steel Facilities (1978-1980 Update). Volume 1.
1983
4359
Study of Ambient TSP (Total Suspended Particulate) Levels Near Major Steel Facilities (1978-1980 Update). Volume 2.
1983
4360
Study of Automobile Exhaust Emissions in Consumer-Owned Vehicles, National Surveillance Program, 1971-Model Vehicles.
1971
4361
Study of Correlations of Ozone and Sulfur Dioxide.
1972
4362
Study of emissions from heavy duty vehicles /
1976
4363
Study of Emissions from Light Duty Vehicles in Six Cities.
1973
4364
Study of Environmental Impact and Environmental Damage from City Traffic - Noise and Exhaust Gases.
1973
4365
Study of exhaust emissions from 1972 through 1975 model year light-duty vehicles in Denver /
1976
4366
Study of exhaust emissions from 1972, 1974, and 1975 model year light-duty vehicles in Washington, D.C. /
1976
4367
Study of exhaust emissions from 1977 through 1978 model year motorcycles /
1979
4368
Study of horizontal-spray flux force/condensation scrubber /
1976
4369
Study of Indoor-Outdoor Air Pollutant Relationships. Volume I and II.
1970
4370
Study of industrial data on candidate chemicals for testing.
1977
4371
Study of Jet Aircraft Emissions and Air Quality in the Vicinity of the Los Angeles International Airport.
1971
4372
Study of laser backscatter by particulates in stack emissions /
1972
4373
Study of Laser Backscatter by Particulates in Stack Emissions.
1972
4374
Study of Lead Pollution in Granite City, Madison and Venice, Illinois.
1983
4375
Study of Maritime Aerosols. Report to Environmental Protection Agency. Division of Meteorology, Research Triangle Park, North Carolina.
1972
4376
Study of Measuring Methods for Nitrogen Oxides in the Air (Kichu Chisso Sankabutsu no Sokuteiho ni Kan-Suru Kenkyu).
1971
4377
Study of Mercurials in the Elephant Butte Reservoir Ecosystem.
1973
4378
Study of Ozone Concentrations in Southern Louisiana.
1978
4379
Study of removal processes for halogenated air pollutants
1978
4380
Study of removal processes for halogenated air pollutants /
1978
4381
Study of the chemical and behavioral toxicology of substitute chemicals in microtine rodents /
1978
4382
Study of the Effects of Island Development on Lake Water Quality.
1972
4383
Study of the Limestone Injection Wet Scrubbing Process. Volume III.
1971
4384
Study of the Nature of Ozone, Oxides of Nitrogen, and Nonmethane Hydrocarbons in Tulsa, Oklahoma. Volume I. Project Description and Data Summaries.
1979
4385
Study of the Nature of Ozone, Oxides of Nitrogen, and Nonmethane Hydrocarbons in Tulsa, Oklahoma. Volume III. Data Analysis and Interpretation.
1979
4386
Study of the Oxides of Nitrogen and Carbon Formation in Diesel Engines.
1976
4387
Study of the Suspended Particulate Problem in the Dumwamish Basin.
1975
4388
Study of Visibility in Carbon and Emery Counties, Utah.
1980
4389
Study on Design and Cost Analysis of a Prototype Coal Cleaning Plant. Part 1-6.
1969
4390
Study on Design and Cost Analysis of a Prototype Coal Cleaning Plant. Supplement.
1969
4391
Study on Disposal of Campground Wastes Adjacent to Waldo Lake, Oregon.
1973
4392
Study on Hydrogen Peroxide in the Atmosphere.
1989
4393
Study on oxides of nitrogen and carbon formation in diesel engines /
1976
4394
Sublethal effects of toxaphene on daphnids, scuds, and midges /
1980
4395
Sublethal Neurotoxic Effects of the Fungicide Benomyl on Earthworms ('Eisenia fetida').
1987
4396
Submerged aquatic vegetation in Upper Chesapeake Bay : studies related to possible causes of the recent decline in abundance /
1984
4397
Subsurface disposal of municipal wastewater treatment sludge : environmental assessment /
1978
4398
Subtitle D Municipal Landfill Survey Report (1986).
1991
4399
Suitability of Sheepshead Minnows ('Cyprinodon variegatus') for Life-Cycle Toxicity Tests.
1977
4400
Sulfate and particulate emissions from an oxidation catalyst equipped engine /
1976
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