Search Results for the EPA National Library Catalog

Items Found: 2214
Showing: Items 1251 - 1300
Your Search: (SUBJECT=Pollution detection)


 
 
 
PREV 1 ... 21 22 23 24 25 26 27 28 29 30 31 ... 45 NEXT
Select Item Title Year Published
Laboratory protocols for evaluating the fate of organic chemicals in air and water / 1982
Lake Michigan Studies Special Report Number LM 9: Lake Currents at a Single Station. 1963
Lake Michigan studies special report. 0
Lake Tahoe visibility study / 1983
Laminar methane-air diffusion flame with chlorine impurities, preliminary results. {microfiche} 1990
Large Power Plant Effluent Study (Lappes). Volume 1. Instrumentation, Procedures, and Data Tabulations (1968). 1970
Laser Exhaust Measurement Program. 1972
Lead Analysis of Ambient Air Particulates: Interlaboratory Evaluation of EPA Lead Reference Method. 1979
Lead and air pollution : a bibliography with abstracts / 1974
Lead in drinking water in schools and non-residential buildings. 1994
Lead in school's drinking water / 1989
Lead in school's drinking water / 1991
Level 1 assessment of uncontrolled Q-BOP emissions / 1979
Level 1 assessment of uncontrolled sinter plant emissions / 1979
Level 1 environmental assessment performance evaluation / 1979
Level 2 chemical analysis of fluidized-bed combustor samples / 1979
Levels of Trace Elements in the Ambient Air at Selected Locations in the Northern Great Plains. 1976
LIDAR Studies of Stack Plumes in Rural and Urban Environments. 1973
Light-Scatter Instrumentation for Measurement of Atmospheric Particles. 1960
Limitations in the Use of the End-Window Counter in the Assaying of Stream Waters for Beta Radioactivity. 1952
Limitations of Euglenidae as Polluted Water Indicators. 1939
Liquid and Gas Chromatographic Analysis of Diethyl Phthalate in Water and Sediment. 1981
Literature Review for Development of the Master Analytical Scheme for Organic Compounds in Water. 1985
Literature Review of Metropolitan Air Pollutant Concentrations-Preparation, Sampling and Assay of Synthetic Atmospheres. 1956
Literature Review on Occurrence and Methodology for Determination of Nickel, Chromium, Manganese, and Arsenic Species in Air. 1984
Locating and estimating air emissions from sources of methylene chloride. 1993
Locating and estimating air emissions from sources of styrene. 1993
Locating and estimating air toxics emissions from sewage sludge incinerators / 1990
Long Path Laser Ozone Monitor Evaluation. 1983
Long-Path Monitoring of Atmospheric Carbon Monoxide: 1975 Regional Air Pollution Study, St. Louis, Mo. 1976
Long-path spectrophotometric instrumentation for in-situ monitoring of gaseous pollutants in the urban atmosphere : final report / 1970
Long-term effects of air pollution : a survey / 1970
Low Cost Procedure to Make Gaseous Pollutant Audit Materials. 1993
Maintenance Manual: Instructions for Sensor Cleaning and Field Calibration. The Potomac River Water Pollution Monitoring System. 1966
Maintenance, Calibration, and Operation of Isokinetic Source-Sampling Equipment. 1972
Management of gas and leachate in landfills : proceedings of the third Annual Municipal Solid Waste Research Symposium held at St. Louis, Missouri, March 14, 15 and 16, 1977 / 1977
Manual for construction and operation of toxicity-testing proportional diluters / 1978
Manual for the certification of laboratories analyzing drinking water : criteria and procedures, quality assurance / 1992
Manual for the certification of laboratories analyzing drinking water : criteria and procedures, quality assurance. 2005
Manual for the certification of laboratories analyzing drinking water : criteria and procedures, quality assurance. 1997
Manual of instructions for projecting emissions in small geographic areas : preliminary test using Baltimore AQMA data / 1975
Manual of Methods for Chemical Analysis of Water and Wastes. 1976
Mass and Composition of an Urban Aerosol as a Function of Particle Size for Several Visibility Levels. 1977
Master analytical scheme for organic compounds in water : Part 1. protocols / 1985
Master analytical scheme for organic compounds in water : Part 2. Appendices to Protocols / 1985
Mathematical techniques for X-ray analyzers / 1980
Measurement and Instrumentation Techniques for Monitoring Plutonium and Uranium Particulates Released from Nuclear Facilities. 1976
Measurement of atmospheric sulfates. Evaluation of the methylthymol blue method / 1976
Measurement of atmospheric sulfates. Literature search and methods selection / 1976
Measurement of Biogenic Emissions from Corn. 1993
PREV 1 ... 21 22 23 24 25 26 27 28 29 30 31 ... 45 NEXT

Save, Print or Email Selected Records