Search Results for the EPA National Library Catalog

Items Found: 30
Showing: Items 1 - 30
Your Search: (SUBJECT=Half life)

Select Item Title Year Published
A table for determining the true time representing an observed count rate / 1966
Analytical aspects of ozone treatment of water and wastewater : a monograph / 1987
Appendix to Bioaccumulation Testing and Interpretation for the Purpose of Sediment Quality Assessment. Status and Needs. Chemical-Specific Summary Tables. 2000
Assessment of the hazards of polybrominated biphenyls / 1978
Bentazon : health advisory / 1987
Biological Half-Life of Tritium in Chickens and Eggs. 1975
Depuration Kinetics of Hexachlorobenzene in the Clam, 'Macoma nasuta'. 1990
Determination of the Rate of Tripoly- and Pyro-Phosphate Hydrolysis in Sediments. 1974
Development of a fate/toxicity screening test / 1984
Fate of PAH Compounds in Two Soil Types: Influence of Volatilization, Abiotic Loss and Biological Activity. 1990
Fate of toxic and hazardous materials in the air environment / 1981
Generalized model of the time-dependent weathering of half-life of the resuspension factor / 1977
Half lives of materials used in the preparation of standard reference materials of nineteen radioactive nuclides issued by the National Bureau of Standards / 1965
Half-Life of Polychlorinated Biphenyls in Occupationally Exposed Workers. 1989
Investigation of tritiated luminous compounds 1971
Lifetime of Excess Atmospheric Carbon Dioxide. 1994
Long-Term Evaluation of the Biological Half-Life of Tritium. 1970
Measurement of hydrolysis rate constants for evaluation of hazardous waste land disposal / 1986
Measurement of hydrolysis rate constants for evaluation of hazardous waste land disposal. Volume 2, Data on 54 chemicals / 1987
Molecular Regulation of the Induction of Cytochrome P-450E in the Estuarine Fish Fundulus Heteroclitus. 1989
Neutron Activation Analysis of Bottom Sediments. 1973
Planetary Metabolism: Understanding the Carbon Cycle. 1994
Post Remedial Action Report, Lansdowne Radioactive Residence Complex, Dismantlement/Removal Project. Volume 1. Government Operations. 1990
Radioecology in Nordic limnic systems - present knowledge and future prospects. 1991
Radon exhalation from uranium mill tailings piles : description and verification of the measurement method / 1975
Significant actinide and daughter activities from the HTGR fuel cycle / 1975
Toxaphene Update: Impact on Fish Advisories 1999
Transformation of Dyes and Related Compounds in Anoxic Sediment: Kinetics and Products. 1994
Tritium retention by cows and steers and transfer to milk / 1977
Uptake and Photodegradation of 2,3,7,8-Tetrachlorodibenzo-p-dioxin Sorbed to Grass Foliage. 1993

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