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Search Results for the EPA National Library Catalog
Items Found: 5037
Showing: Items 1101 - 1150
Your Search: (SUBJECT=Concentration composition)
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Title
Year Published
1101
Comparison of Methods for Estimating Global Methane Emissions from Landfills.
1993
1102
Comparison of Methods to Determine Oxygen Demand for Bioremediation of a Fuel Contaminated Aquifer.
1988
1103
Comparison of Microbial Bioassays for the Detection of Aquatic Toxicants.
1983
1104
Comparison of Nonmethane Organic Compound Concentration Data Collected by Two Methods in Atlanta.
1993
1105
Comparison of Ozone and Chlorine Toxicity to Three Life Stages of the American Oyster 'Crassostrea virginica'.
1981
1106
Comparison of Photochemical Behavior of Various Humic Substances in Water: II. Photosensitized Oxygenations.
1980
1107
Comparison of polyurethane foam and XAD-2 resin as collection media for polynuclear aromatic hydrocarbons in air /
1986
1108
Comparison of RAM (Regional Air Monitor) Model Estimates with 1976 St. Louis RAPS (Regional Air Pollution Study) Measurements of Sulfur Dioxide.
1985
1109
Comparison of Seven Methods for Concentrating Organic Chemicals from Environmental Water Samples.
1986
1110
Comparison of Skull and Femur Lead Levels in Adult Rats.
1979
1111
Comparison of some properties of mine soils and contiguous natural soils /
1978
1112
Comparison of Sulfur Measurements from a Regional Fine Particle Network with Concurrent Acid Modes Network Results.
1994
1113
Comparison of System Design and Reproducibility to Estimate Bioconcentration of Di-n-Hexylphthalate By 'Daphnia magna'.
1985
1114
Comparison of the EC50s of Algal Toxicity Tests Calculated by Four Methods.
1987
1115
Comparison of UV Fluorescence and Gas Chromatographic Analyses of Hydrocarbons in Sediments from the Vicinity of the Argo Merchant Wreck Site.
1981
1116
Comparison of weekly and daily wet deposition sampling results /
1986
1117
Comparison of wet chemical and instrumental methods for measuring airborne sulfate /
1977
1118
Comparison of wet chemical and instrumental methods for measuring airborne sulfate /
1976
1119
Comparison of working level ratios in houses occupied by smokers and non-smokers /
1986
1120
Comparison: Organic Emissions from Hazardous Waste Incinerators versus the 1990 Toxics Release Inventory Air Releases.
1992
1121
Comparisons of models predicting ambient lake phosphorus concentrations /
1979
1122
Compendium of methods for the determination of toxic organic compounds in ambient air /
1984
1123
Compendium of methods for the determination of toxic organic compounds in ambient air /
1988
1124
Compendium of methods for the determination of toxic organic compounds in ambient air /
1989
1125
Compendium of methods for the determination of toxic organic compounds in ambient air : supplement /
1986
1126
Compilation of air pollutant emission factors : second edition.
1973
1127
Compilation of air pollutant emission factors.
1973
1128
Compilation of air pollutant emission factors.
1972
1129
Compilation of BACT/LAER determinations /
1979
1130
Compilation of BACT/LAER determinations /
1980
1131
Compilation of environmental assessment data, February 1978-March 1979 /
1980
1132
Compilation of Environmental Assessment Data, February 1978-March 1979. Volume II. Studies 8 and 9.
1980
1133
Compilation of Environmental Assessment Data, February 1978-March 1979. Volume III. Studies 10-14.
1980
1134
Compilation of indirect source monitoring studies /
1974
1135
Compilation of level 1 environmental assessment data /
1978
1136
Compilation of Three Dimensional Carbon Monoxide Concentrations in Mecklenburg County, North Carolina.
1983
1137
Compilation of Toxicology on Methyl Isocyanate-TSCA Informational Submittal with Cover Letter dated 12/17/84.
1985
1138
Compliance status of major air pollution facilities.
1980
1139
Compliance status of major air pollution facilities.
1979
1140
Compliance status of major air pollution facilities.
1978
1141
Composition and management of used oil generated in the United States.
1984
1142
Composition and Origins of Aerosol at a Forested Mountain in Soviet Georgia.
1984
1143
Composition of Aerosols Over Los Angeles Freeways.
1979
1144
Composition of Automobile Evaporative and Tailpipe Hydrocarbon Emissions.
1981
1145
Comprehensive analysis of time-concentration relationships and validation of a single-source dispersion model /
1975
1146
Comprehensive assessment of the specific compounds present in combustion processes. Volume 4, National estimates of specific compounds from coal fired utility boiler plants /
1985
1147
Comprehensive evaluation of a field test kit for lead /
1991
1148
Computer Interfaced Toxicity Testing System for Simulating Variable Effluent Loading.
1984
1149
Computer Model for Calculating Individual Exposure Due to Indoor Air Pollution Sources.
1990
1150
Computer-Aided Data Acquisition for Combustion Experiments.
1993
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