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Search Results for the EPA National Library Catalog
Items Found: 5037
Showing: Items 4651 - 4700
Your Search: (SUBJECT=Concentration Composition)
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Title
Year Published
4651
Total Volatile Organic Concentrations in 2700 Personal, Indoor, and Outdoor Air Samples Collected in the US EPA TEAM Studies.
1990
4652
Totally Optical Technique for Monitoring Ambient Non-Methane Hydrocarbons.
1984
4653
Toxaphene : ambient water quality criteria.
1978
4654
Toxaphene : chronic toxicity to fathead minnows and channel catfish /
1977
4655
Toxaphene status report : special report to the Hazardous Materials Advisory Committee, Environmental Protection Agency /
1971
4656
Toxic air pollutant emission factors : a compilation for selected air toxic compounds and sources /
1990
4657
Toxic and priority organics in municipal sludge land treatment systems /
1986
4658
Toxic chemical release inventory : questions and answers : section 313 of the Emergency Planning and Community Right-to-Know Act (title III of the Superfund Amendments and Reauthorization Act of 1986).
1989
4659
Toxic chemical release inventory : reporting form R and instructions : Section 313 of the Emergency Planning and Community Right-to-Know : title III of the Superfund Amendments and Reauthorization Act of 1986.
1988
4660
Toxic chemical release inventory : reporting form R and instructions : Section 313 of the Emergency Planning and Community Right-to-Know : title III of the Superfund Amendments and Reauthorization Act of 1986.
1989
4661
Toxic chemicals in the environment : a program of field measurements /
1986
4662
Toxic effect of water soluble pollutants on freshwater fish.
1977
4663
Toxic Effects of Hexavalent Chromium on Brook Trout ('Salvelinus fontinalis') and Rainbow Trout ('Salmo gairdneri').
1975
4664
Toxic Effects of the Herbicide Paraquat.
1974
4665
Toxic effects of zinc on fathead minnows Pimephales promelas in soft water /
1978
4666
Toxic Organic Compounds in Surface Sediments from the Elizabeth and Patapsco Rivers and Estuaries.
1982
4667
Toxic Organic Compounds in Surface Sediments from the Elizabeth and Patapsco Rivers and Estuaries: Appendices.
1982
4668
Toxic organic emissions from synfuels and related industrial wastewater treatment systems /
1986
4669
Toxic Release Inventory (TRI) United States and Territories, 1987.
1991
4670
Toxic Release Inventory (TRI) United States and Territories, 1988.
1991
4671
Toxic Substance Removal in Activated Sludge and PAC (Powdered Activated Carbon) Treatment Systems.
1986
4672
Toxic trace metals in mammalian hair and nails /
1979
4673
Toxicants in urban runoff
1982
4674
Toxicities of Cadmium, Copper, and Zinc to Four Juvenile Stages of Chinook Salmon and Steelhead.
1978
4675
Toxicity and Accumulation of Permethrin in the Tilapia 'Oreochromis aureus' (Journal Version).
1988
4676
Toxicity and Bioaccumulation of Cadmium and Lead in Aquatic Invertebrates.
1978
4677
Toxicity and Bioaccumulation of Endrin and Methoxychlor in Aquatic Invertebrates and Fish.
1980
4678
Toxicity and Bioaccumulation of Hexachlorocyclopentadiene, Hexachloronorbornadiene and Heptachloronorbornene in Larval and Early Juvenile Fathead Minnows, 'Pimephales promelas'.
1979
4679
Toxicity and Bioconcentration of EPN and Leptophos to Selected Estuarine Animals.
1979
4680
Toxicity and Estimated Water Quality Criteria Values in Mallard Ducklings Exposed to Pentachlorophenol.
1994
4681
Toxicity and Fate of Total Residual Chlorine in Outdoor Experimental Streams.
1987
4682
Toxicity Evaluation of a Complex Metal Mixture to the Softshell Clam 'Mya arenaria'.
1977
4683
Toxicity identification evaluation : characterization of chronically toxic effluents : phase I /
1992
4684
Toxicity of 1,1-dichloroethylene (vinylidene chloride) to aquatic organisms /
1980
4685
Toxicity of 3,4-Dichloroaniline to Fathead Minnows, 'Pimephales promelas', in Acute and Early Life-Stage Exposures.
1987
4686
Toxicity of Acenaphthene and Isophorone to Early Life Stages of Fathead Minnows (Journal Version).
1982
4687
Toxicity of Ammonia to Early Life Stages of the Green Sunfish (Lepomis cyanellus).
1984
4688
Toxicity of Ammonia to Early Life Stages of the Smallmouth Bass at Four pH Values.
1985
4689
Toxicity of Bromate to Striped Bass Ichthyoplankton ('Morone saxatilis') and Juvenile Spot ('Leiostomus xanthurus').
1981
4690
Toxicity of Cadmium in Water and Sediment Slurries to 'Daphnia magna'.
1984
4691
Toxicity of chlorinated power plant condenser cooling waters to fish /
1976
4692
Toxicity of Chlorine to Juvenile Spot, Leiostomus Xanthurus.
1977
4693
Toxicity of Chlorpyrifos, Endrin, or Fenvalerate to Fathead Minnows Following Episodic or Continuous Exposure.
1988
4694
Toxicity of Copper to Cutthroat Trout ('Salmo clarki') under Different Conditions of Alkalinity, pH, and Hardness.
1981
4695
Toxicity of Copper-Spiked Sediments to Freshwater Invertebrates.
1984
4696
Toxicity of Dibutyl Phthalate-Contaminated Sediment to Laboratory- and Field-Colonized Estuarine Benthic Communities.
1986
4697
Toxicity of Fentin Hydroxide to Rats.
1967
4698
Toxicity of Fenvalerate to Developing Steelhead Trout Following Continuous or Intermittent Exposure.
1985
4699
Toxicity of Flucythrinate to Gammarus lacustris (Amphipoda), Pteronarcys dorsata (Plecoptera) and Brachycentrus americanus (Trichoptera): Importance of Exposure Duration.
1984
4700
Toxicity of four pesticides to water fleas and fathead minnows : acute and chronic toxicity of acrolein, heptachlor, endosulfan, and trifluralin to the water flea (Daphnia magna), and the fathead minnow (Pimephales promelas) /
1976
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