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United States Environmental Protection Agency
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Items Found: 40
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Your Search: (SUBJECT=Hardness)
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Alaska placer mining metals study
Alaska placer mining metals study : year two /
Ambient aquatic life water quality criteria for silver : draft.
Analytical methods for trace metals.
Analytical Reference Service Training Program. Sample Type IA, Water-Minerals.
Analytical Reference Service. Report on Sample Type I.
Barium and Radium Removal from Groundwater by Ion Exchange.
Changes in water hardness and cardiovascular death-rates
Chlorination, Water Hardness and Serum Cholesterol in Forty-Six Wisconsin Communities.
Controlling asbestos loss from asbestos-cement pipe in aggressive waters /
Delaware Estuary and Bay Water Quality Sampling and Mathematical Modeling Project.
Ecology of Diatoms in Hardwater Habitats.
Evaluating Ion Exchange for Removing Radium from Groundwater.
Evaluation of Hach Direct Reading Engineer's Laboratory.
Evaluation of Silicate and Phosphate Compounds for Corrosion Control.
Evolution of California's Placer Mining Landscape.
Fate and Effects of Pentachlorophenol in Hard- and Soft-Water Microcosms.
Inorganic Analyses in Water Quality Control Programs. Training Manual.
Inorganic Analyses in Water Quality Control Programs; Training Manual.
Ion selective electrodes in water quality analysis /
National Water Quality Network. Report on Analytical Reference Sample Type I, BD-4.
National Water Quality Network. Report on Analytical Reference Sample Type I, BD-5.
Overview of Epidemiologic Studies on the Association of Hard and Soft Water with Cardiovascular Disease.
Physicochemical Factors Affecting Toxicity in Freshwater: Hardness, pH, and Temperature (Chapter 1).
Pilot testing program for protocols for lead-based paint encapsulants /
Quality criteria for water.
Quality criteria for water.
Removal of barium and radium from groundwater /
Sources and characterization of fine particulate test dusts /
Technical evaluation of phosphate-free home laundry detergents /
Technical guidance on supplementary stream design conditions for steady state modeling /
Toxicity of Copper to Cutthroat Trout ('Salmo clarki') under Different Conditions of Alkalinity, pH, and Hardness.
Water Hardness and Cardiovascular Disease.
Water Pollution Surveillance System. Report on Reference Sample Type 1, BD-8.
Water quality and cardiovascular disease in British towns
Water Quality Basic Data. Report on Analytical Reference Sample Type I, BD-1.
Water Quality Basic Data. Report on Analytical Reference Sample Type I, BD-2.
Water Quality Basic Data. Report on Analytical Reference Sample Type I, BD-3.
Water Treatment Plant Processes and Operations.
Water-Treatment-Sludge Filtration Studies.
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