Search Results for the EPA National Library Catalog

Items Found: 5923
Showing: Items 5701 - 5750
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Select Item Title Year Published
Use of Sodium Sulfate Separated from Agricultural Drainage Water in Glass Making. Final Report. 2006
Use of the Amphipod Crustacean 'Hyalella Azteca' in Freshwater and Estuarine Sediment Toxicity Tests. 1988
Use of the Black Creek Database to Analyze Techniques for Estimating Nonpoint Source Loadings from Small Watersheds (May 1988). 1991
Use of the flame photometric detector method for measurement of sulfur dioxide in ambient air : a technical assistance document / 1978
Use of the Grass Shrimp 'Palaemonetes pugio' in a Life-Cycle Toxicity Test. 1979
Use of Water Raman Emission to Correct Airborne Laser Fluorosensor Data for Effects of Water Optical Attenuation. 1981
Use of Water Softening Sludge in Sewage Treatment. 1972
USEPA (Environmental Protection Agency) Method Study 36 SW-846 Methods 8270/3510, GC/MS (Gas Chromatography/Mass Spectrometry) Method for Semivolatile Organics: Capillary Column Technique Separatory Funnel Liquid-Liquid Extraction. 1989
USEPA (U.S. Environmental Protection Agency) PM(sub 10) Methodology Review. 1985
USEPA (United States Environmental Protection Agency) Method Study 35.SW Method 3005. Acid Digestion of Waters for Total Recoverable or Dissolved Metals for Analyses by Flame Atomic Absorption Spectroscopy. 1989
USEPA (United States Environmental Protection Agency) Method Study 7. Analyses for Trace Elements in Water by Atomic Absorption Spectroscopy (Direct Aspiration) and Colorimetry. 1986
USEPA method study 38 SW-846 method 3010 acid digestion of aqueous samples and extracts for total metals for analysis by flame atomic absorption spectroscopy / 1989
USEPA method study, method 510.1, the determination of the maximum total trihalomethane potential / 1987
User's guide for conducting life-cycle chronic toxicity tests with fathead minnows (Pimephales promelas) / 1982
User's guide for MPTER : a multiple point gaussian dispersion algorithm with optional terrain adjustment / 1980
User's guide for MPTER : a multiple point gaussian dispersion algorithm with optional terrain adjustment / 1980
User's guide for PAL ; a gaussian-plume algorithm for point, area, and line sources / 1978
User's guide for RAM / 1978
User's guide for RAM / 1987
User's Guide for RAM: Volume II Data Preparation and Listings / 1978
User's Guide for the Automated Inhalation Exposure Methodology (IEM). 1983
User's guide for the Climatological Dispersion Model / 1973
User's guide for the fugitive dust model (FDM) 1991
User's guide for the fugitive dust model (FDM) : revised : user's instructions / 1991
User's guide for the gas chromatography automation system / 1979
User's guide for the photochemical box model (PBM) / 1984
User's guide for the urban airshed model / 1990
User's guide for the urban airshed model : volume VI : user's manual for the postprocessing system / 1991
User's Guide for the Urban Airshed Model. Volume 2. User's Manual for the UAM (CB-IV) Modeling System. 1990
User's Guide for the Urban Airshed Model. Volume 3. User's Manual for the Diagnostic Wind Model. 1990
User's Guide for the Urban Airshed Model. Volume 4. User's Manual for the Emissions Preprocessor System. 1990
User's Guide for the Urban Airshed Model. Volume 5. Description and Operation of the ROM - UAM Interface Program System. 1990
User's Guide to the Rough Terrain Diffusion Model (RTDM) (Rev. 3.20). 1987
User's Guide to the Texas Climatological Model. 1980
User's guide to TSCREEN : a model for screening toxic air pollutant concentrations (revised). 1994
User's guide to TSCREEN : a model for screening toxic air pollutant concentrations / 1990
User's Guides to the Interactive Version of Three Point Source Dispersion Programs: PTMAX, PTDIS, and PTMTP. 1973
User's instructions for the SHORTZ and LONGZ computer program (volume II) / 1982
User's instructions for the SHORTZ and LONGZ computer programs (volume I) / 1982
User's manual for chemical mass balance model / 1983
User's manual for OZIPM-2 : ozone isopleth plotting with optional mechamisms / 1984
User's Manual for Single-Source (CRSTER) Model (Addendum). 1987
User's manual for single-source (CRSTER) model. 1977
User's Manual for the APRAC-1A Urban Diffusion Model Computer Program. 1972
Users' Manual for the APRAC-2 Emissions and Diffusion Model. 1977
Uses, limitations and technical basis of procedures for quantifying relationships between photochemical oxidants and precursors. 1977
Using a Flame Ionization Detector (FID) Continuously Measure Toxic Organic Vapors in a Paint Spray Booth. 1992
Using Chlorine Dioxide for Trihalomethane Control. 1986
Using CMAQ-AIM to Evaluate the Gas-Partitioning Treatment in CMAQ (Community Multiscale Air Quality). 2004
UTIL-1. EPA/ORD (Environmental Protection Agency/Office of Research and Development) Air Quality Simulation Model. 1989

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