Nano and Other Emerging Chemical Technologies Blog

Nano and Other Emerging Chemical Technologies Blog

Regulatory & legal developments involving nano and other emerging chemical technologies

Tag Archives: MWCNT

EPA Promulgates Final SNUR for Bimodal Mixture Consisting of MWCNTs and Other Classes of CNTs

Posted in Federal, Legal/Regulatory Issues, Occupational Health and Safety Issues, United States
On October 3, 2017, the U.S. Environmental Protection Agency (EPA) promulgated a final significant new use rule (SNUR) under Section 5(a)(2) of the Toxic Substances Control Act (TSCA) for the chemical substance identified generically as bimodal mixture consisting of multi-walled carbon nanotubes (MWCNT) and other classes of carbon nanotubes (CNT), which was the subject of… Continue Reading

IARC Publishes Monograph on Carbon Nanotubes, Fluoro-Edenite, and Silicon Carbide

Posted in International, Legal/Regulatory Issues
The International Agency for Research on Cancer (IARC) announced on May 19, 2017, publication of Volume 111 of the IARC Monographs, Some Nanomaterials and Some Fibres.  The Monograph contains evaluations of the carcinogenic hazard to humans of fluoro-edenite fibrous amphibole, silicon carbide fibers and whiskers, and carbon nanotubes.  As reported in our November 3, 2014,… Continue Reading

Canada’s New Substances Program Publishes Risk Assessment Summary for Multi-Wall Carbon Nanotubes

Posted in International, Legal/Regulatory Issues
Canada announced on January 9, 2015, that the New Substances Program has published six new risk assessment summaries for chemicals and polymers, including a summary for multi-wall carbon nanotubes.  Environment Canada and Health Canada conduct risk assessments on new substances.  These assessments include consideration of information on physical and chemical properties, hazards, uses, and exposure… Continue Reading

EPA Nanomaterial Case Study Compares Multiwalled Carbon Nanotube and Decabromodiphenyl Ether Flame-Retardant Coatings Applied to Upholstery Textiles

Posted in Federal, Legal/Regulatory Issues, Research, United States
The U.S. Environmental Protection Agency (EPA) announced on July 2, 2012, the availability of an external review draft document entitled Nanomaterial Case Study: A Comparison of Multiwalled Carbon Nanotube and Decabromodiphenyl Ether Flame-Retardant Coatings Applied to Upholstery Textiles (EPA/600/R-12/043A). EPA states that the draft document “does not draw conclusions regarding potential environmental risks or hazards of multiwalled… Continue Reading

NanoRelease Project in Phase 2

Posted in Research, United States
The NanoRelease Project is intended to support the development of methods to understand the release of nanomaterials used in products. To do this, the Project will: (1) examine full life cycles of nanomaterials in products; (2) work through specific release scenarios at key exposure points of the life cycle; (3) organize existing material characteristics data and measurement… Continue Reading

EPA Issues Final SNUR for Certain Multi-Walled Carbon Nanotubes

Posted in Federal, Legal/Regulatory Issues, United States
On May 6, 2011, the U.S. Environmental Protection Agency (EPA) promulgated a final significant new use rule (SNUR) under Section 5(a)(2) of the Toxic Substances Control Act (TSCA) for the chemical substance identified generically as multi-walled carbon nanotubes (MWCNT), which was the subject of premanufacture notice (PMN) P-08-199. Under the final SNUR, persons intending to manufacture,… Continue Reading

EPA Issues Final SNURs for Carbon Nanotubes

Posted in Federal, Legal/Regulatory Issues, United States
On September 17, 2010, the U.S. Environmental Protection Agency (EPA) issued final significant new use rules (SNUR) for two chemical substances that were the subject of premanufacture notices (PMN). The two chemical substances are identified generically as multi-walled carbon nanotubes (MWCNT) (PMN P08177) and single-walled carbon nanotubes (SWCNT) (PMN P08328). Persons who intend to manufacture, import, or… Continue Reading

EP Committee Adds Nanosilver and Long Multi-Walled Carbon Nanotubes to Proposed RoHS Recast

Posted in International, Legal/Regulatory Issues, Other
On June 2, 2010, the European Parliament (EP) Committee on the Environment, Public Health, and Food Safety approved the proposed recast of the Directive on the Restrictions of Hazardous Substances (RoHS) in Electrical and Electronic Equipment, with 55 votes in favor, one against, and two abstentions. The Committee adopted amendments adding nanosilver and long multi-walled carbon… Continue Reading

EPA Issues Consent Order for Multiwalled Carbon Nanotubes

Posted in Federal, Legal/Regulatory Issues, United States
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… Continue Reading