Science & Technology
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TSCA Experimental Release Application Approved for Bradyrhizobium japonicum Strains (fact sheet)
EPA has determined that the proposed small scale field trials of these intergeneric microorganisms will not present an unreasonable risk of injury to health or the environment.
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TSCA Environmental Release Application (TERA) for Alcaligenes xylosoxidans subspecies denitrificans strain AL6.1
TERA submitted by University of California, Riverside and given the tracking designation of R-03-0001. The microorganism has been modified to carry a coding sequence of DsRed for expressing a red fluorescent protein.
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Presidential Green Chemistry Challenge: 2010 Small Business Award
Presidential Green Chemistry Challenge 2010 award winner, LS9, engineered microorganisms to convert fermentable sugars selectively to alkanes, olefins, fatty alcohols, or fatty esters, each in a single-unit biorefinery.
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Assessing and Managing Chemicals under TSCA
This "umbrella" site provides information on EPA's assessment and management of existing industrial chemicals under the Toxic Substances Control Act (TSCA)
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The Electric Power Grid: Text-Only Version
Alternate text version of the Electric Power Grid diagram, which explains the generation, delivery, storage, and end-users of electricity.
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Meetings and Webinars on the Amended Toxic Substances Control Act
The new law includes much-needed modernizations to TSCA, the only major piece of environmental legislation that had not been updated since it was passed in the fall of 1976.
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Development of Community Water System Drinking Water Intake Percent Cropped Area Adjustment Factors for use in Drinking Water Exposure Assessments: 2014 Update
This document presents a history of the development and use of PCAs as used by the Office of Pesticide Programs (OPP), and the process used for calculating CWS-DWI specific PCAs.
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Presidential Green Chemistry Challenge: 2001 Academic Award
Presidential Green Chemistry Challenge 2001 award winner, Professor Chao-Jun Li, uses metal catalysts in water to carry out chemical reactions that used to need both an oxygen-free atmosphere and hazardous organic solvents.
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Presidential Green Chemistry Challenge: 2015 Designing Greener Chemicals Award
Presidential Green Chemistry Challenge 2015 award winner, Hybrid Coating Technologies/Nanotech Industries, ...
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Presidential Green Chemistry Challenge: 2006 Greener Synthetic Pathways Award
Presidential Green Chemistry Challenge 2006 award winner, Merck, discovered the asymmetric catalytic hydrogenation of unprotected enamines to make beta-amino acids. Merck applied this to synthesize sitagliptin (Januvia).
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EPA Calls for Nominations of Peer Reviewers for Formaldehyde
EPA is calling for nominations of candidates to serve as ad hoc reviewers to EPA's Science Advisory Committee on Chemicals (SACC) to consult on EPA's risk evaluation of formaldehyde.
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Pathogen Sample Collection Information - Query Results
SCID Pathigen Query Results Page
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Sample Collection Information Document - Pathogen Query
SCID Pathogen Query Search
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Biotoxin Sample Collection Information - Query Results
SCID Biotoxin Query Results Page
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Sample Collection Information Document - Biotoxin Query
SCID Biotoxin Query Search
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[REDACTED] PRESENTATION ENTITLED "CAPITAL CITY PLUME, MONTGOMERY, MONTGOMERY COUNTY, ALABAMA, US EPA REGION 4 SUPERFUND PROGRAM, SUPERFUND DIVISION DIRECTOR BRIEFING".
Region ID : 04, DocID: 10922823 , DocDate: 2011-01-18
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EXHIBIT D, 4 OF 5, WATER WORKS AND SANITARY SEWER BOARD.
Region ID: 04 DocID: 10848443, DocDate: 04-01-2011
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Radiochemical Sample Collection Information - Query Results
SCID Radiochemical Query Results Page
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Sample Collection Information Document - Radiochemical Query
SCID Radiochemical Query Search
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Chemical Sample Collection Information - Query Results
SCID Chemical Query Results Page.