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Search Results for the EPA National Library Catalog
Items Found: 1075
Showing: Items 951 - 1000
Your Search: (SUBJECT=PH)
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Year Published
951
Technical Appendix on Industrial Waste-Source Evaluations, Water Quality Investigations in the South Platte River Basin, Colorado, 1971-72.
1972
952
Technical appendix on municipal waste-source evaluations : water quality investigations in the South Platte River basin, Colorado, 1971-72.
1972
953
Technical guidance on supplementary stream design conditions for steady state modeling /
1988
954
Technical resource document : batch-type procedures for estimating soil adsorption of chemicals /
1992
955
Technical resource document solidification/stabilization and its application to waste materials /
1993
956
Technical studies supporting the mining waste regulatory determination : final report /
1986
957
Technical, Analytical, and Statistical Support for Promulgation of Final pH Regulation.
1982
958
Technology and Economics of Industrial Pollution Abatement.
1976
959
Tertiary treatment for phosphorus removal at Ely, Minnesota AWT Plant April, 1973 thru March, 1974. /
1976
960
Test Methods for Evaluating Solid Waste. Physical/Chemical Methods, (SW-846) Third Edition. Final (Promulgated) Update 2B.
1995
961
Testing and Validation of a Multiple Nonlinear Regression Model for Predicting Trihalomethane Formation Potential.
1987
962
Testing of Five (5) Multi-Parameter Water Monitors for Distribution Systems: Analytical Technology, Inc., Q45WQ Continuous Multi-Parameter Water Quality Monitor; Clarion Sensing Systems, Inc., Sentinal (Trademark) 500 Series Continuous Multi-Parameter Water Quality Monitor; Rosemount Analytical Model WQS Continuous Multi-Parameter Water Quality Monitor; Man-Tech Inc., TitraSip (Trademark) SA System Continuous Multi-Parameter Water Quality Monitor; and the Hach Company Water Distribution Monitoring Panel and the Event Monitor (Trademark) Trigger System.
2006
963
The acute toxicity of zinc to rainbow and brook trout : comparisons in hard and soft water /
1978
964
The determination of pH by flow injection analysis and by fiber optrode analysis /
1988
965
The effect of saline seep on the biota of five reservoirs in Montana /
1977
966
The effects of well casing material on ground water-quality /
1991
967
The health effect potential of reusing fruit processing wastewater : the health effect potential of reusing treated fruit processing wastewater within a cannery /
1984
968
The limnology and biota of mine spoils ponds in northwest Colorado /
1979
969
The TIME project: a case study /
1990
970
The use of pH and chloride electrodes for the automatic control of flue gas desulfurization systems /
1979
971
Thermal Effects on Biological Production in Nutrient Rich Ponds.
1972
972
Thermostability of Sperm Nuclei Assessed by Microinjection into Hamster Oocytes.
1991
973
Three Sludge System for Nitrogen and Phosphorus Removal.
1972
974
Toxicity identification evaluation : characterization of chronically toxic effluents : phase I /
1992
975
Toxicity of Ammonia to Early Life Stages of the Green Sunfish (Lepomis cyanellus).
1984
976
Toxicity of Ammonia to Early Life Stages of the Smallmouth Bass at Four pH Values.
1985
977
Toxicity of Ammonia, Nitrite, and Nitrate to Fishes.
1991
978
Toxicity of Cadmium in Water and Sediment Slurries to 'Daphnia magna'.
1984
979
Toxicity of Copper to Cutthroat Trout ('Salmo clarki') under Different Conditions of Alkalinity, pH, and Hardness.
1981
980
Toxicity of Copper-Spiked Sediments to Freshwater Invertebrates.
1984
981
Toxicity of Sediments from Three Metal-Contaminated Areas.
1984
982
Toxicity of Trivalent Chromium to Early Life Stages of Steelhead Trout.
1984
983
Toxicity to fish of Cyanides and related compounds : a review /
1976
984
Trace Element Characterization of Coal Wastes - Fifth Annual Progress Report.
1981
985
Trace element characterization of coal wastes : fourth annual progress report, October 1, 1978-September 30, 1979 /
1981
986
Trace element characterization of coal wastes : third annual progress report, October 1, 1977 to September 30, 1978 /
1979
987
Trace element characterizaton of coal wastes ; second annual progress report, October 1, 1976-September 30, 1977 /
1978
988
Transport of Inorganic Colloids through Natural Aquifer Material: Implications for Contaminant Transport.
1991
989
Transport of Organic Contaminants in Groundwater: Distribution and Fate of Chemicals in Sand and Gravel Aquifers.
1985
990
Treatment of acid mine drainage by the alumina-lima-soda process /
1976
991
Treatment of Domestic Wastewater and NSSC Pulp and Paper Mill Wastes.
1973
992
Treatment of Drinking Water by Bromide Addition and Powdered Activated Carbon Adsorption.
1986
993
Treatment of Ferrous Acid Mine Drainage with Activated Carbon.
1973
994
Treatment of Ferrous Iron Acid Mine Drainage by Reverse Osmosis.
1972
995
Treatment of waste water--waste oil mixtures.
1970
996
Treatment Technology to Meet the Interim Primary Drinking Water Regulations for Inorganics: Part 5.
1980
997
Trends and Patterns in Lake Acidification in the State of Vermont: Evidence from the Long-Term Monitoring Project.
1993
998
Trends in Catskill Stream Water Quality: Evidence from Historical Data.
1991
999
Trihalomethane Removal by Coagulation Techniques in a Softening Process.
1983
1000
Trough Creek limestone barrier installation and evaluation /
1976
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