Search Results for the EPA National Library Catalog

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Air quality data for nonmetallic inorganic ions : nh4+, n03-, s04= - 1975 - from the national air surveillance networks. 1978
Air quality data for nonmetallic inorganic ions : nitrate and sulfate for 1977 and 1978 from the National Air Surveillance Networks / 1981
Air quality data for nonmetallic inorganic ions : nitrate and sulfate for 1979 from the National Air Surveillance Networks / 1983
Air quality data for nonmetallic inorganic ions, 1969 and 1970, from the National Air Surveillance Networks. 1973
Air Quality Data for Nonmetallic Inorganic Ions: Nitrate and Sulfate for 1977 and 1978 from the National Air Surveillance Networks. 1981
Air Quality Data for Nonmetallic Inorganic Ions: Nitrate and Sulfate for 1979 from the National Air Surveillance Networks. 1983
Air quality data from the national air surveillance networks and contributing state and local networks / 1968
Air quality models pertaining to particulate matter / 1984
Air-Drying and Pretreatment Effects on Soil Sulfate Sorption. 1991
Airborne Downlooking Lidar Measurements during State 78. 1981
Aircraft data summaries for the SURE intensives / 1981
Alkali Scrubbing Test Facility. Phase 1: Preliminary Engineering. 1969
Alkalinity Regulation in Softwater Florida Lakes. 1988
Alsterberg (AZID) Modification of the Winkler Method for the Determination of the BOD of Incinerator Quench Water and the Calibration of the Weston and Stack DO Analyzer Model 300-B. 1970
Alternatives for Hazardous Waste Management in the Inorganic Chemicals Industry. 1977
Ambient Sulfate Aerosol Deposition in Man: Modeling the Influence of Hygroscopicity. 1985
Ammonia Absorption/Ammonium Bisulfate Regeneration Pilot Plant for Flue Gas Desulfurization. 1977
Ammonium sulfate manufacture : background information for promulgated emission standards / 1980
An acid aerosols issue paper : health effects and aerometrics. 1989
An approach for the preliminary assessment of TSP concentrations / 1978
An assessment of ozone as a surrogate for other products of atmospheric photochemical reactions / 1983
An assessment of the CHESS sulfate and nitrate data during the period RETA performed the chemical analysis / 1977
An evaluation study of EPA method 8 / 1980
An investigation of the effect of open storage of treated drinking water on quality parameters / 1977
An investigation of the nearshore region of Lake Ontario IFYGL. 1976
Anaerobic Dechlorination of 2,4-Dichlorophenol in Freshwater Sediments in the Presence of Sulfate. 1989
Analysis of acid precipitation samples collected by state agencies : sampling period January-December 1990 (annual report) / 1992
Analysis of acid precipitation samples collected by state agencies--sampling period January 1991-December 1991 : annual report / 1996
Analysis of acid precipitation samples collected by state agencies--sampling period January 1992-December 1992 / 1995
Analysis of Acid Precipitation Samples Collected by State Agencies. Sampling Period: January-December 1993. 1996
Analysis of high sulfate concentrations in greater New York City air / 1979
Analysis of Particulate Matter Concentrations and Visibility in the Eastern United States. 1984
Analysis of photochemical oxidant and particulate pollution patterns in New England using remote sensing data. 1977
Analysis of Regional Visibility in the Eastern United States Using Aerosol Models. 1994
Analytical diffusion model for long distance transport of air pollutants / 1979
Analytical Reference Service Training Program. Sample Type IA, Water-Minerals. 1958
Analytical Reference Service Training Program. Sample Type IV, Air-Inorganic. 1958
Analytical Reference Service. Report on Sample Type I. 1956
Annual catalyst research program report : appendices / 1975
Apparatus for Short Time Measurements in a Fixed-Bed Gas/Solid Reactor. 1990
Applicability of Metal Oxides to the Development of New Processes for Removing SO2 from Flue Gases. 1969
Applicability of Metal Oxides to the Development of New Processes for Removing SO2 from Flue Gases. 1969
Application of Time-Series Intervention Analysis to Fish Ventilatory Response Data. 1982
Applications of reverse osmosis to acid mine drainage treatment / 1973
Aspects of the Relationship Between Temperature and Aquatic Chemistry. 1973
Assessment of automotive sulfate emission control technology / 1976
Assessment of automotove sulfate emission control technology / 1977
Assessment of coal cleaning technology : first annual report / 1978
Assessment of deposition levels of sulfur and nitrogen required to protect aquatic resources in selected sensitve regions of North America / 1996
Assessment of Historical Change in Two Northern Minnesota Lakes. 1984
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