Search Results for the EPA National Library Catalog

Items Found: 5037
Showing: Items 1201 - 1250
Your Search: (SUBJECT=Concentration composition)


 
 
 
PREV 1 ... 20 21 22 23 24 25 26 27 28 29 30 ... 101 NEXT
Select Item Title Year Published
Controlled Evaluation of the Reactive Environmental Simulation Model (REM). Volume I. 1973
Controlled Evaluation of the Reactive Environmental Simulation Model (REM). Volume II. User's Guide. 1973
Controlled evaluation of the reactive environmental simulation model (REM); vol. I, final report / 1973
Controlling Airborne Particles. 1980
Controlling Pollution from the Manufacturing and Coating of Metal Products. 1. Metal Coating Air Pollution Control. 1977
Convective-Dispersive Transport Model for Wastes Disposed of at the 106-Mile Ocean Disposal Site. (Chapter 5). 1990
Conversation of Dissolved Manganese to Particulate Manganese During Diatom Bloom: Effects on the Manganese Cycle in the MERL Microcosms. 1982
Converting rock trickling filters to plastic media : design and performance / 1980
Cooperative Salinity Control Reconnaissance Study, Upper Colorado River Basin. 1970
Coplanar PCB and Metal Residues in Dolphins from the U.S. Atlantic Coast Including Atlantic Bottlenose Dolphin Obained during the 1987/88 Mass Mortality. 1994
Copper : ambient water quality criteria. 1978
Copper dump leaching and management practices that minimize the potential for environmental releases final report / 1988
Copper. 1977
Correction for Nonuniform Mixing in Indoor Microenvironments. 1994
Correlation of Airway Resistance with Forced Random Noise Resistance Parameters. 1981
Correlation of remote and wet chemical sampling techniques for hydrogen fluoride from gypsum ponds 1981
Cost and economic impact assessment for alternative levels of the national ambient air quality standard for ozone / 1979
Cost and Performance Modeling for Regulatory Decision Making. 1987
Cost effectiveness model for pollution control at coking facilities / 1979
Cost/Effectiveness Analysis of the Illinois Ozone Episode Regulation (R75-4). 1977
Costs of radium removal from potable water supplies / 1977
Cotton Yield Losses and Ambient Ozone Concentrations in California's San Joaquin Valley. 1993
Coulometric Method of Determining the Compounds in the Air Which Contain Halides (Kylonometricheskii Method Opredeleniya Galogensoderzhashchikh Soedinenii v Vozdukhe). 1971
Covering Bottom Sediments as a Lake Restoration Technique. 1981
Criteria document for PCBs / 1976
Criteria for assessing the role of transported ozone/precursors in ozone nonattainment areas. 1991
Criteria for assessment of environmental pollutants from coal cleaning processes / 1979
Critical evaluation of differential pulse polarography for determining chromium (III) and chromium (VI) in water samples / 1979
Critique of Acid Lakes and Fish Population Status in the Adirondack Region of New York State. 1986
Critique of methods to measure dry deposition : workshop summary / 1980
Cross-country urban and rural measurements of NOx and SO2 / 1980
Cryogenic Preconcentration-Direct FID (Flame Ionization Detection) Method for Measurement of Ambient NMOC (Nonmethane Organic Compounds): Refinement and Comparison with GC (Gas Chromatographic) Speciation. 1986
Cumulus Cloud Venting of Mixed Layer Ozone. 1985
Current methods to measure atmospheric nitric acid and nitrate artifacts / 1979
Cuticular Lesions Induced in Grass Shrimp Exposed to Hexavalent Chromium. 1983
Cyanides : ambient water quality criteria. 1978
Cyclone Samplers for Measuring the Concentration of Inhalable Particles in Process Streams. 1982
Cytotoxity to Alveolar Macrophages of Metal Oxides Adsorbed on Fly Ash. 1977
Dale Hollow Reservoir, Clinton and Cumberland Counties, Kentucky and Clay, Overton, and Pickett Counties, Tennessee. 1977
Data Acquisition System for Rapid Kinetic Experiments. 1983
Data Base for Influent Heavy Metals in Publicly Owned Treatment Works. 1981
Data Reduction Techniques for Aerosol Size Distribution Measuring Instruments. 1980
Data Screening and Calculation Procedures for the North American Precipitation Chemistry Data to Be Used in the International Sulfur Deposition Model Evaluation. 1984
Data Validation Conference proceedings / 1979
Day of the Week Variations of Photochemical Pollutants in the St. Louis Area. 1977
DDA Excretion Levels, Studies in Persons with Different Degrees of Exposure to DDT. 1965
DDT and DDE Content of Complete Prepared Meals. 1965
DDT and Polychlorinated Biphenyl (Aroclor 1242(Trade Name)) Effects of Uptake on E. Coli Growth. 1972
DDT Concentrations in Blood, Brain, and CSF of Rats After DDT-Induced Convulsions. 1970
DDT in Human Milk. 1965
PREV 1 ... 20 21 22 23 24 25 26 27 28 29 30 ... 101 NEXT

Save, Print or Email Selected Records