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TSCA/FIFRA/TRI EPA Seeks Comments On Draft Compliance Guide Addressing Surface Coatings Under PFAS SNUR: On December 16, 2020, the U.S. Environmental Protection Agency (EPA) announced the availability of a draft compliance guide that outlines which imported articles are covered by EPA’s July 2020 final significant new use rule (SNUR) that prohibits companies from manufacturing, importing, processing, or using certain long-chain per- and polyfluoroalkyl substances (PFAS) without prior EPA review and approval. 85 Fed. Reg. 81466. The draft guide provides additional clarity on what is meant by...

Nanotechnology Now Our NanoNews Digest Sponsors Home > Nanotechnology Columns > Bergeson & Campbell, P.C. > NIOSH Science Blog Reports on Recent Article Concerning Carbon Nanotubes and Nanofibers Used or Produced in U.S. Facilities Lynn L. Bergeson Abstract: On January 5, 2021, the National Institute for Occupational Safety and Health (NIOSH) posted a Science Blog item entitled "Understanding the Broad Class of Carbon Nanotubes and Nanofibers (CNT/F) Used or Produced in U.S. Facilities." January 5th, 2021 NIOSH Science Blog Reports on Recent Article Concerning Carbon Nanotubes and Nanofibers ...

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To embed, copy and paste the code into your website or blog: Particle and Fibre Toxicology, “Physicochemical characterization and genotoxicity of the broad class of carbon nanotubes and nanofibers used or produced in U.S. facilities” that addresses whether different-sized CNT/F materials have similar toxicity if inhaled.  For successful commercialization and industrial hygiene, and from a human health perspective, it is important for us to understand the relationship between different physicochemical characteristics of CNT/F and toxicological effects.  The Science Blog item states that ...