Archives

August 16, 2010

EPA Announces Availability of Nanomaterial Case Study for Nanoscale Silver in Disinfectant Spray

On August 13, 2010, the U.S. Environmental Protection Agency (EPA) announced the availability of a draft document entitled Nanomaterial Case Study: Nanoscale Silver in Disinfectant Spray, which EPA intends to serve as part of a process to help identify and prioritize scientific and technical information that could be used in conducting comprehensive environmental assessments of selected nanomaterials. EPA states that the Case Study does not attempt to draw conclusions regarding potential...
August 13, 2010

CDTSC Postpones Public Workshop on State and Federal Nanomaterial Activities

Due to California’s budget issues and resulting furlough for civil service employees, the California Department of Toxic Substances Control (CDTSC) has postponed its August 13, 2010, workshop on state and federal nanomaterial activities. CDTSC, the U.S. Environmental Protection Agency (EPA), and the University of California, Los Angeles (UCLA) are cosponsoring the workshop to discuss the results of California’s carbon nanotube (CNT) information call-in, future data call-in requests for...
August 4, 2010

OMB Receives EPA Notice Concerning Pesticide Products Containing Nanoscale Materials

According to the Office of Management and Budget (OMB) website, on July 30, 2010, OMB received from the U.S. Environmental Protection Agency (EPA) a notice concerning “Pesticide Products Containing Nanoscale Materials.” No additional information regarding the notice is available on OMB’s website. During the April 29, 2010, meeting of EPA’s Pesticide Program Dialogue Committee (PPDC), William Jordan, Senior Policy Advisor, Office of Pesticide Programs (OPP), stated that EPA was in the...
August 3, 2010

NIEHS Begins Intramural NanoHealth Signature Program

The August 2010 issue of the National Institute of Environmental Health Sciences (NIEHS) Environmental Factor includes an article regarding the Intramural NanoHealth Signature Program, which is intended to investigate the health effects of engineered nanomaterials (ENM) in susceptible populations. According to the article, ENMs are increasingly found in medications, cosmetics, electronics, and other consumer products, creating environmental as well as occupational...
July 29, 2010

EPA Reopens Comment Period for Multi-Walled Carbon Nanotube SNUR

On July 28, 2010, the U.S. Environmental Protection Agency (EPA) published a Federal Register notice announcing that it is reopening the comment period for its February 3, 2010, proposed significant new use rule (SNUR) for the chemical substance identified generically as multi-walled carbon nanotubes (P-08-199).  According to the July 28, 2010, notice, a commenter noted that neither the proposed rule nor the docket contained specific carbon nanotube data or data supporting the nature of the...
June 28, 2010

GAO Report States That EPA Faces Challenges in Regulating Risk of Nanomaterials

According to a report released on June 25, 2010, by the U.S. Government Accountability Office (GAO), the U.S. Environmental Protection Agency (EPA) faces challenges in effectively regulating nanomaterials that may be released in air, water, and waste because EPA lacks the technology to monitor and characterize these materials, or the statutes include volume-based regulatory thresholds that may be too high for effectively regulating the production and disposal of nanomaterials. In...
June 18, 2010

EU and China Sign MOU Concerning Nanotechnology Risk Assessment

On June 6, 2010, the European Commission (EC) Joint Research Center Institute for Health and Consumer Protection (JRC-IHCP) and the Chinese Academy of Inspection and Quarantine signed a Memorandum of Understanding (MOU) at the European Union (EU)-China Food Safety Scientific Seminar held at the Shanghai World Expo.  According to JRC-IHCP, “[b]oth institutions provide technical support for policy makers and aim to reinforce their co-operation in scientific research for consumer...
June 1, 2010

SNWG Concerned About EPA’s Regulation of Nanoscale Pesticide Products

In a May 25, 2010, letter to the U.S. Environmental Protection Agency (EPA) Office of Chemical Safety and Pollution Prevention (OCSPP), the Silver Nanotechnology Working Group (SNWG) expressed its concern regarding the pending Office of Pesticide Programs (OPP) interpretation concerning the regulation of nanoscale pesticide products. In its letter, SNWG states that the new interpretation, which “includes an unsupported and arbitrary definition of ‘nanomaterial’ and ignores...
May 5, 2010

PPDC Discusses Nanotechnology and Pesticides

On April 29, 2010, during the U.S. Environmental Protection Agency’s (EPA) Pesticide Program Dialogue Committee (PPDC) meeting, William Jordan, Senior Policy Advisor, Office of Pesticide Programs (OPP), presented slides regarding nanotechnology and pesticides. Jordan briefly described how OPP is defining nanoscale materials and how the technology is being applied to the field of pesticides. His presentation described OPP’s recent consultation with EPA’s Scientific...
April 16, 2010

EPA Chemical Enforcement Focuses on Nanoscale Materials Manufacturers

On March 30, 2010, Michael Bellot, Chief of the U.S. Environmental Protection Agency (EPA) Chemical Risk and Reporting Enforcement Branch, of the Office of Civil Enforcement, Waste and Chemical Enforcement Division, spoke at the Global Chemical Regulations Conference last week. Bellot described manufacturers of nanoscale materials as a “target-rich environment,” and stated that two-thirds of EPA’s 2009 chemical enforcement activity focused on nanoscale materials manufacturers. EPA did...
April 14, 2010

EPA Awards $2 Million to Small Businesses to Develop Innovative Technologies

On April 5, 2010, the U.S. Environmental Protection Agency (EPA) announced that its Small Business Innovation Research (SBIR) Program awarded $2.38 million to 34 small businesses to develop “innovative, sustainable technologies to protect human health and the environment.” The awards focus on the following environmental research areas: increasing the efficiency of green building materials and systems; manufacturing innovation; prevention, monitoring, and control using nanotechnology;...
March 16, 2010

EPA DfE Program Announces Lithium-ion Batteries and Nanotechnology Partnership

On March 4, 2010, the U.S. Environmental Protection Agency (EPA) Design for the Environment (DfE) Program announced a partnership led by the DfE Program and Office of Research and Development (ORD). The partnership is conducting a screening-level life-cycle assessment of currently manufactured lithium-ion battery technologies and a next generation battery component that uses single-wall carbon nanotube technology. According to the DfE Program, the partnership offers the opportunity to...
February 10, 2010

SNWG Responds to SAP Report on Nanosilver and Other Nanometal Oxide Pesticide Products

In a February 5, 2010, letter to the U.S. Environmental Protection Agency (EPA) Office of Pesticide Programs, the Silver Nanotechnology Working Group (SNWG) provides its reactions to the recent Scientific Advisory Panel (SAP) report on nanosilver and other nanometal oxide pesticide products. In its letter, SNWG highlights a number of the statements and recommendations from the SAP report that it considers “highly relevant for the shaping of EPA policy towards nanosilver...
February 9, 2010

EPA SAP Releases Report on Nanosilver and Other Nanometal Pesticide Products

The U.S. Environmental Protection Agency (EPA) Scientific Advisory Panel (SAP) has released the minutes of its November 3-5, 2009, meeting regarding evaluation of the hazard and exposure associated with nanosilver and other nanometal pesticide products.  In addition to the general observations noted here, more information is available in our February 8, 2010, memorandum. First, the SAP final recommendations address nanosilver almost entirely, and little or no mention is...
January 13, 2010

EPA Extends Comment Period for Proposed CNT SNURs

On January 8, 2010, the U.S. Environmental Protection Agency (EPA) extended until February 8, 2010, the comment period for its November 6, 2009, proposed significant new use rules (SNUR) for multi-walled carbon nanotubes (CNT) and single-walled CNTs.  According to the January 8, 2010, notice, EPA received a request to extend the comment period.  On December 1, 2009, the U.S. World Trade Organization (WTO) Technical Barriers to Trade (TBT) Inquiry Point at the National Institute of Standards...
December 11, 2009

SNWG Presents Data on Silver and Nanotechnology to the SAP

The Silver Nanotechnology Working Group (SNWG) issued a press release regarding its presentation to the U.S. Environmental Protection Agency’s (EPA) Scientific Advisory Panel (SAP) at its November 3-6, 2009, meeting. EPA asked the SAP “to consider and review a set of scientific issues related to the assessment of hazard and exposure associated with nanosilver and other nanometal pesticide products.” According to EPA, companies with an interest in marketing products that contain...
November 9, 2009

EPA Proposes SNURs for Carbon Nanotubes

On November 6, 2009, the U.S. Environmental Protection Agency (EPA) proposed significant new use rules (SNUR) under Section 5(a)(2) of the Toxic Substances Control Act (TSCA) for two chemical substances that were the subject of premanufacture notices (PMN). EPA identified the substances generically as multi-walled carbon nanotubes and single-walled carbon nanotubes. According to the notice, these substances are subject to TSCA Section 5(e) consent orders issued by EPA. The consent orders...
November 2, 2009

EPA Will Webcast SAP Meeting

The U.S. Environmental Protection Agency (EPA) has announced that it will stream its November 3-6, 2009, Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) Scientific Advisory Panel (SAP) meeting on the Internet. EPA has asked the SAP “to consider and review a set of scientific issues related to the assessment of hazard and exposure associated with nanosilver and other nanometal pesticide products.” According to EPA, companies with an interest in marketing products that...
October 7, 2009

EPA Announces Research Strategy to Study Nanomaterials

On September 30, 2009, the U.S. Environmental Protection Agency (EPA) announced the availability of the Nanomaterial Research Strategy (Strategy), which EPA describes as its new research strategy to understand better how manufactured nanomaterials may harm human health and the environment.  The Strategy outlines what research EPA intends to support over the next several years to generate information about the safe use of nanotechnology and products that contain nanoscale materials.  The...
September 17, 2009

EPA Announces SAP Meeting Concerning Nanosilver

The U.S. Environmental Protection Agency (EPA) announced in a September 16, 2009, Federal Register notice that the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) Scientific Advisory Panel (SAP) will meet November 3-6, 2009, “to consider and review a set of scientific issues related to the assessment of hazard and exposure associated with nanosilver and other nanometal pesticide products.” Nominations of candidates to serve as ad hoc SAP members for this meeting are...
September 16, 2009

Lynn L. Bergeson Chairs Panel at Conference on “Transatlantic Regulatory Cooperation: Securing the Promise of Nanotechnologies”

The London School of Economics (LSE), Chatham House, the Environmental Law Institute (ELI), and the Project on Emerging Nanotechnologies (PEN) at the Woodrow Wilson International Center for Scholars held a conference on September 10-11, 2009, on “Transatlantic Regulatory Cooperation: Securing the Promise of Nanotechnologies,” in London. LSE, Chatham House, ELI, and PEN are participating in an international collaborative project, Regulating Nanotechnologies in the EU and U.S.,...
September 4, 2009

EPA Announces Interagency Nanotechnology Implications Grantees Workshop

The U.S. Environmental Protection Agency (EPA) has announced the Interagency Nanotechnology Implications Grantees Workshop, which will feature presentations on recent research by EPA, the National Science Foundation (NSF), National Institutes of Health, National Institute of Environmental Health Sciences (NIH/NIEHS), National Institute for Occupational Safety and Health (NIOSH), and Department of Energy (DOE) grant researchers.  According to EPA, the November 9-10, 2009, meeting “will...
August 21, 2009

EPA Withdraws Final SNURs for CNTs

Today’s Federal Register includes a notice from the U.S. Environmental Protection Agency (EPA) withdrawing the June 24, 2009, final significant new use rules (SNUR) for multi- and single-walled carbon nanotubes (CNT). EPA states that it published the final SNURs using direct final rulemaking procedures. Because EPA received a notice of intent to submit adverse comments on the rules, it is withdrawing the SNURs for CNTs. The Federal Register notice does not identify the...
August 11, 2009

ITC Issues Priority Testing List Report

In a notice in the August 4, 2009, Federal Register, the Toxic Substances Control Act (TSCA) Interagency Testing Committee (ITC) released its latest report to the Administrator. Under TSCA Section 4(e), the ITC is required ‘‘to make recommendations to the Administrator respecting the chemical substances and mixtures to which the Administrator should give priority consideration for the promulgation of rules for testing.” According to the report, “the ITC has no...
August 4, 2009

EPA Clarifies Final CNT SNURs

On July 28, 2009, the U.S. Environmental Protection Agency (EPA) clarified its June 24, 2009, final Significant New Use Rules (SNUR) for multi- and single-walled carbon nanotubes (CNT).  According to EPA, upon review of the final rule, stakeholders asked whether the SNURs applied to all types of CNTs.  EPA responded: This is not the case.  These SNURs only apply to the specific carbon nanotubes that were the subject of the premanufacture notices (PMN)...
May 22, 2009

EPA Considering Test Rule For Multiwall CNTs

According to a notice in the U.S. Environmental Protection Agency’s (EPA) May 11, 2009, Regulatory Agenda, a Toxic Substances Control Act (TSCA) Section 4(a) test rule “may be needed to determine the health effects” of multiwall carbon nanotubes (CNT). EPA states that the results of the tests that could be required under the rule could assist in understanding the health effects of the substance to manage/minimize any potential risk and exposure. Results could also help with...
May 1, 2009

PEN Report on Oversight of Next Generation Nanotechnology Recommends New Federal Agency

On April 28, 2009, the Woodrow Wilson International Center for Scholars Project on Emerging Nanotechnologies (PEN) released a report entitled Oversight of Next Generation Nanotechnology, which calls for the creation of the Department of Environmental and Consumer Protection, which would oversee product regulation, pollution control and monitoring, and technology assessment. According to report author J. Clarence Davies, Ph.D., the agency would be primarily a scientific agency with a strong...
April 9, 2009

EPA Seeks Joint Applications from U.S. and UK Partners Regarding Nano Research

On March 31, 2009, the U.S. Environmental Protection Agency (EPA) announced the funding opportunity for its joint U.S. — United Kingdom (UK) Research Program: Environmental Behavior, Bioavailability, and Effects of Manufactured Nanomaterials. EPA states that the outputs of the Program will be used to further scientific understanding of the fate, behavior, bioavailability, and effects of nanomaterials and risk management policy development. Two consortia, made up of UK and U.S. research...
February 23, 2009

CDTSC Will Hold Nanotech III Symposium

On March 19, 2009, the California Department of Toxic Substances Control (CDTSC) will hold a full-day nanotechnology symposium on nanomaterials regulation from a variety of perspectives. According to CDTSC, the symposium will focus on the regulatory aspects of nanotechnology, the role of the U.S. Environmental Protection Agency (EPA), and CDTSC’s chemical information call-in program including nanoscale materials. CDTSC states that federal interest in...
January 14, 2009

EPA Publishes NMSP Interim Report

On January 12, 2009, the U.S. Environmental Protection Agency (EPA) releasedits interim report on the Nanoscale Materials Stewardship Program (NMSP), which is avoluntary program that EPA established to assemble existing data and information frommanufacturers and processors of certain nanoscale materials. Under the Basic Program, EPAinvited participants to voluntarily report available information on the engineered nanoscalematerials they manufacture, import, process, or use. As of...
January 13, 2009

EPA Announces Receipt of CNT PMNs

In a January 5, 2009, Federal Register notice, the U.S. Environmental Protection Agency (EPA) announces receipt of several premanufacture notices (PMN) concerning multi-walled carbon nanotubes (CNT). Under Section 5 of the Toxic Substances Control Act (TSCA), EPA requires any person who intends to manufacture (defined by statute to include import) a new chemical (i.e., a chemical not on the TSCA Inventory) to notify EPA and comply with the statutory provisions pertaining to the...
January 6, 2009

EPA Announces Receipt of Fullerene PMNs

In a December 12, 2008, Federal Register notice, the U.S. Environmental Protection Agency (EPA) announces receipt of several premanufacture notices (PMN) from Nano-C, Inc. concerning fullerenes. Under Section 5 of the Toxic Substances Control Act (TSCA), EPA requires any person who intends to manufacture (defined by statute to include import) a new chemical (i.e., a chemical not on the TSCA Inventory) to notify EPA and comply with the statutory provisions pertaining to the manufacture of new...
January 5, 2009

EPA Announces Joint Research Partnership with UK Agencies Regarding the Behavior and Effects of Nanomaterials in the Environment

On December 29, 2008, the U.S. Environmental Protection Agency (EPA) announced that it is in the process of finalizing a major joint research effort with a number of United Kingdom (UK) agencies that is intended to develop and validate predictive tools and similar conceptual models that predict exposure, bioavailability, and effects of manufactured nanomaterials in the environment. The UK agencies include the Natural Environment Research Council, Engineering and Physical Sciences Research...
December 9, 2008

EPA Regulatory Agenda Includes Item on Nanoscale Materials Stewardship Program

According to a notice in the U.S. Environmental Protection Agency’s (EPA) November 24, 2008, Regulatory Agenda, EPA intends to publish an interim evaluation in March 2009 of the Nanoscale Materials Stewardship Program (NMSP), and a final evaluation of the NMSP, including next steps, in April 2010. The NMSP is a voluntary program that EPA established to assemble existing data and information from manufacturers and processors of certain nanoscale materials. The notice states that, under...
October 31, 2008

EPA Posts TSCA 8(e) Submission for Carbon Nano Tubes

Last week, the U.S. Environmental Protection Agency posted a submission made by BASF Chemical Company under Section 8(e) of the Toxic Substances Control Act (TSCA), which requires U.S. chemical manufacturers, importers, processors and distributors to notify EPA within 30 calendar days of new, unpublished information on their chemicals that may lead to a conclusion of substantial risk to human health or to the environment. In its July 8, 2008, submission, BASF submitted the results of a...
October 30, 2008

EPA Will Publish Notice Regarding TSCA Inventory Status of Carbon Nanotubes

According to the Office of the Federal Register, tomorrow the U.S. Environmental Protection Agency (EPA) will publish a notice regarding the Toxic Substances Control Act (TSCA) requirements potentially applicable to carbon nanotubes (CNT). EPA states that it “generally considers CNTs to be chemical substances distinct from graphite or other allotropes of carbon listed on the TSCA Inventory.” As a result, many CNTs may therefore be new chemicals under TSCA Section 5. Manufacturers or...
October 16, 2008

EPA Issues Consent Order for Multiwalled Carbon Nanotubes

The Environmental Defense Fund (EDF) recently posted two blog items regarding a consent order negotiated by the U.S. Environmental Protection Agency (EPA). The October 9, 2008, item states that EPA intends to issue a sanitized version of a consent order negotiated with a producer of multiwalled carbon nanotubes (MWCNT). According to EDF, the order was prompted by EPA’s review of a premanufacturing notification (PMN). EDF obtained a redacted copy of the consent order, and...
September 25, 2008

EPA Announces Centers for the Environmental Implications of Nanotechnology

On September 18, 2008, the U.S. Environmental Protection Agency (EPA) announced that, to ensure nanotechnology is developed in a responsible manner, the National Science Foundation (NSF) and EPA awarded $38 million to establish two Centers for the Environmental Implications of Nanotechnology (CEIN).  EPA contributed $5 million to the overall award, which is the largest award for nanotechnology research in its history.  The CEINs will conduct research on the possible...
September 22, 2008

EPA Will Host Nanotechnology Conference in Chicago

On September 18, 2008, the U.S. Environmental Protection Agency (EPA) announced that EPA Region 5 will host the 2008 International Environmental Nanotechnology Conference: Applications and Implications, October 7-9, 2008, in Chicago, Illinois. According to EPA, researchers from Asia, Australia, and Europe will join U.S. scientists and government officials to discuss nanotechnology applications for environmental cleanup, pollution control, and the implications of releasing engineered...
September 11, 2008

EPA to Seek Public Comment on ICTA Petition on Nanoscale Silver Products

Recent press reports have indicated, and an attorney with the International Center for Technology Assessment (ICTA) has confirmed, that the U.S. Environmental Protection Agency (EPA) contacted ICTA last week and informed the organization that it (EPA) intends to seek public comment on the nanoscale silver petition filed by ICTA and 13 other consumer, health, and environmental groups on May 1, 2008. The petition demanded, inter alia, that EPA regulate as pesticides under the...
July 31, 2008

OPP Posts Page on Nanotechnology and Pesticides

On July 22, 2008, the U.S. Environmental Protection Agency’s (EPA) Office of Pesticide Programs (OPP) posted a web page entitled “Pesticide Issues in the Works:  Nanotechnology, the Science of Small.” The web page states: “[The Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA)] and EPA’s implementing regulations provide an effective framework for regulating pesticide products that are a product of nanotechnology or that contain nanoscale...
July 23, 2008

EPA Prepared to Issue TSCA Section 8 Rule to Obtain Data

On July 22, 2008, Jim Willis stated that the U.S. Environmental Protection Agency (EPA) is prepared to issue a rule under Section 8 of the Toxic Substances Control Act (TSCA) to obtain data regarding nanoscale materials. Under the Nanoscale Materials Stewardship Program (NMSP) Basic Program, EPA asked companies to report data voluntarily on the engineered nanoscale materials they manufacture, import, process, or use. As of July 22, 2008, manufacturers of approximately 60...
May 22, 2008

EPA Seeks Participants for In-Depth Portion of NMSP

On May 20, 2006, the U.S. Environmental Protection Agency (EPA) stated that it would like to initiate discussions regarding testing of nanoscale materials under the in-depth portion of the Nanoscale Materials Stewardship Program (NMSP). Under the NMSP, companies that manufacture, import, process, or use nanoscale materials for commercial purposes voluntarily submit data to EPA and also participate in the development of additional data. To date, EPA has received three submissions for...
May 13, 2008

EPA Unified Agenda Includes Item on Nanoscale Materials Stewardship Program

The U.S. Environmental Protection Agency’s (EPA) May 5, 2008, Unified Agenda includes an item regarding the Nanoscale Materials Stewardship Program (NMSP), which is a voluntary program that EPA established to assemble existing data and information from manufacturers and processors of certain nanoscale materials. The notice states that, under the Toxic Substances Control Act (TSCA), EPA has the authority to require the development of data necessary for risk assessment when statutory...
May 7, 2008

ICTA-Led Coalition Petitions for FIFRA Regulation of Nanoscale Silver Products

On May 1, 2008, the International Center for Technology Assessment (ICTA), together with 13 other consumer, health, and environmental groups, filed a petition with the U.S. Environmental Protection Agency (EPA) demanding that EPA regulate as pesticides under the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA), and that it take additional actions under FIFRA and other environmental statutes concerning, consumer products containing nanoscale silver. ICTA also released...
April 21, 2008

Congressional Briefing Held on Nanotechnology

On April 18, 2008, The American Chemical Society Science & the Congress Project, The Society of Toxicology, and The Society for Risk Analysis sponsored a Congressional briefing entitled “Nanotechnology 102: Understanding Congress’ Role.” Panelists included Kristen Kulinowski, Director of the International Council on Nanotechnology (ICON); J. Clarence (Terry) Davies, Senior Advisor, Woodrow Wilson Center Project on Emerging Nanotechnologies (PEN); James Cooper, Vice President of...
April 11, 2008

PEN Report Finds States Could Prompt Federal Action Regarding Nanotechnology

On April 9, 2008, the Project on Emerging Nanotechnologies (PEN) released a report entitled Room at the Bottom? Potential State and Local Strategies for Managing the Risks and Benefits of Nanotechnology. According to the report, because of the slow pace of federal action to regulate development of nanotechnology, “there is ‘room at the bottom’ for state and local governments to move forward in pursuing regulatory and other oversight options.” Research for the report...
March 10, 2008

EPA Will Hold Meeting on Industry-Government Partnerships

On February 29, 2008, the U.S. Environmental Protection Agency (EPA) announced a March 17-18, 2008, public meeting “to discuss opportunities for industry-government partnerships to foster greater public awareness of the environmental attributes of household and institutional consumer products and help make consumers aware of efforts on the part of consumer product manufacturers to improve the environmental performance of their products and production facilities.” According to EPA, the...
February 15, 2008

EPA Releases Draft Nanomaterial Research Strategy

On February 13, 2008, the U.S. Environmental Protection Agency (EPA) announced the availability of a draft report entitled Draft Nanomaterial Research Strategy (NRS), which is intended to guide EPA’s Office of Research and Development in nanomaterial research.  Versar, Inc., an EPA contractor for external peer review, will convene a panel of experts and organize and conduct an independent expert external peer meeting on April 11, 2008, to review EPA’s draft NRS. Comments on EPA’s draft...
January 28, 2008

EPA Announces Voluntary NMSP

In today’s Federal Register, the U.S. Environmental Protection Agency (EPA) published a notice describing the design and format of EPA’s voluntary Nanoscale Materials Stewardship Program (NMSP) for nanoscale materials under the Toxic Substances Control Act (TSCA). EPA intends the NMSP “to complement and support its new and existing chemical efforts on nanoscale materials” under TSCA. Participants may participate in a basic program by submitting existing...