Search Results for the EPA National Library Catalog

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Select Item Title Year Published
National Environmental/Energy Workforce Assessment. Region III. 1977
National parks and protected areas : their role in environmental protection / 1996
Natural enemy, natural ally : toward an environmental history of warfare / 2004
Natural gases in marine sediments. 1974
Nature's nation : an environmental history of the United States / 1998
Neighborhood Scale Modeling of PM(sub 2.5) and Air Toxics Concentration Distributions to Drive Human Exposure Models. 2003
Networked : the new social operating system / 2012
New Chemical Alternative for Ozone-Depleting Substances: HFC-236ea. 1997
New Chemical Alternative for Ozone-Depleting Substances: HFC-236fa. 1997
New pesticide fact sheet : fipronil. 1996
Nine 'In Vitro Mutagenesis Studies' and Three 'Salmonella/Microsome (AMES) Bacterial Studies' with Cover Letter dated 07/28/1988. 1988
Ninety Day Vapor Inhalation Toxicity Study of Hydrogen Sulfide using Fischer 344 Rats, Sprague-Dawley Rats, and B6C3F1 Mice. 1983
Ninety-day Dietary Study in Rats with 5,10-Dioxa-3,12- dithiatetradecanedioic acid, 4-11-dimethyl-,1, 14-bis(2-ethylhexyl)ester. 2010
Ninety-day Inhalation Toxicity Study with Tetrafluoroethylene (tfe) in Rats and Hamsters with Cover Letter 07/07/1982. 1982
Ninety-Day Oral OECD 408 Study Conducted with p-tolenesulfonamide. 2007
Ninety-Day Repeated Dose Study in Rats Conducted with 3,6,9-triethyl-3,6, 9-trimethyl-triperoxoxane (CAS No. 24748-23-0) Solution in Isoparaffinic Hydrocarbons. 2008
Ninety-Day Subchronic Inhalation Toxicity Study of Methyltrimethoxysilane with a 28-Day Recovery Period in Sprague-Dawley Rats. 2008
Ninety-Day Toxicity Study in Rats by Dietary Administration. 2008
Ninety-Day Toxicology Study in Sprague-Dawley Rats with 2,2,4,4,-Tetramethyl- 1,3-cyclobutanediol. 2007
Nitrobenzene carcinogenicity (CAS no. 98-95-3) / 1998
No Further Remedial Action Planned (NFRAP) Sites on CERCLIS for Region 3: Virginia, West Virginia, Pennsylvania, Maryland, Delaware, District of Columbia. 1995
NO TITLE WAS PROVIDED FOR THIS NTIS RECORD 1992
Notable women in the life sciences : a biographical dictionary / 1996
Notification of Hazardous Waste Sites Required Under Section 103(c) of the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) of 1980: EPA Region 3. 1982
NTP technical report on the toxicology and carcinogenesis studies of C.I. acid orange 3 (CAS no. 6373-74-6) in F344/N rats and B6C3F1 mice (gavage studies) 1988
NTP Technical Report on the Toxicology and Carcinogenesis Studies of Methylene Blue Trihydrate (CAS No. 7220-79-3) in F344/N Rats and B6C3F1 Mice (Gavage Studies). 2008
Nuclear magnetic resonance spectroscopy in environmental chemistry / 1997
Numerical analysis of spectral methods : theory and applications / 1977
Numerical methods for two-phase incompressible flows / 2011
Occupational Exposure to Formaldehyde, Hematotoxicty and Leukemia-Specific Chromosome Changes in Cultured Myeloid Progenitor Cells with Formaldehyde (Star 2 and Star 3). 2009
Ocean margin processes in global change : report of the Dahlem Workshop on Ocean Margin Processes in Global Change, Berlin, 1990, March 18-23 / 1991
Ocular Toxicity of Two Glycol Ethers in Fischer 344 Rats Following Subchronic Inhalation Exposures with Cover Letter Dated 09/19/1989. 1989
OECD environmental outlook to 2030. 2008
OECD environmental outlook. 2001
Oil pollution control / 1987
Oleylamine: L5178y Tk+/- Mouse Lymphoma Mutagenesis Assay with Confirmation (Final Report) with Attachments and Cover Letter Dated 09/29/1989. 2000
On representing reversible sinks in indoor air quality models / 1990
One-Generation Reproduction Study in Rats with 1,3,5-Triazine-2,4-diamine, 6-chloro-N,N-dimethyl. 2006
Optical and Electrical Properties of Doped Poly-3-Octylthiophene Films. 1995
Oral (Gavage) Combined Repeated Dose Toxicity Study of T-7706 with the Reproduction/Developmental Toxicity Screening Test. 2003
Oral (Gavage) Repeated Dose 14-Day Toxicity Study of 3-(p-Isopropyl phenyl) propionaldehyde (CAS 7775-00-0). 2010
Oral Gavage Combined Repeat Dose and Reproduction/Developmental Toxicity Screening Test in the Rat of Benzenamine, N-phenyl-, Reaction Products with Isobutylene and 2,4,4-trimethylpentene. 2005
Oral Gavage Combined Repeat Dose Toxicity Study with Reproduction/Developmental Toxicity Screening Test in the Rat. Summary. 2005
Oral Gavage Combined Repeat Dose Toxicity Study with Reproduction/Developmental Toxicity Screening Test in the Rat. Summary. Attachment A. 2005
Oral LD50 Test of (Classified), Cyclohexanol, (Classified) and (Classified), with Cover Letter dated 10/03/1995 (Sanitized). 1995
Oral Prenatal Developmental Toxicity Study in Rats. 2013
Oral Toxicity in Rats. 2012
Oral Toxicity of Methyl Chloride with Cover Letter. 1940
Organometallics in environment and toxicology / 2010
Organozilicon Insect Toxicants with Cover Letter Dated 04/20/1994. 1994
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