February 1, 2023

Volume XIII, Number 32

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January 30, 2023

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OECD Will Hold Webinar on Test Guideline No. 125: Nanomaterial Particle Size and Size Distribution of Nanomaterials

The Organization for Economic Cooperation and Development (OECD) will hold a webinar on February 7, 2023, on Test Guideline (TG) No. 125: Nanomaterial Particle Size and Size Distribution of Nanomaterials. OECD states that it will present the methods described in TG No. 125 to determine the size and size distributions of nanomaterial particles and fibers spanning from one nanometer (nm) to 1,000 nm. During the webinar, attendees will be able to learn the use and limitation of the TG, as well as of the validation exercise that was done to support its development. OECD is organizing the webinar to increase awareness of this newly adopted TG. According to the preliminary agenda, the webinar will cover:

  • TGs at OECD;

  • Introduction and background for developing TG 125;

  • Overview and general messages;

  • Methods for particle measurements;

  • Methods for fiber measurements; and

  • Summary and questions and answers.

Registration is open.

©2023 Bergeson & Campbell, P.C.National Law Review, Volume XIII, Number 23
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About this Author

Lynn Bergeson, Campbell PC, Toxic Substances Control Act Attorney, federal insecticide lawyer, industrial biotechnology legal counsel, Food Drug Administration law
Managing Partner

Lynn L. Bergeson has earned an international reputation for her deep and expansive understanding of the Toxic Substances Control Act (TSCA), the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA), European Union Registration, Evaluation, Authorization and Restriction of Chemicals (REACH), and especially how these regulatory programs pertain to nanotechnology, industrial biotechnology, synthetic biology, and other emerging transformative technologies. Her knowledge of and involvement in the policy process allows her to develop client-focused strategies whether...

202-557-3801
Carla Hutto, Bergeson Campbell PC environmental law regulatory analyst,Toxic Substances Control Act law attorney
Regulatory Analyst

Since 1996, Carla Hutton has monitored, researched, and written about regulatory and legislative issues that may potentially affect Bergeson & Campbell, P.C. (B&C®) clients. She is responsible for creating a number of monthly and quarterly regulatory updates for B&C's clients, as well as other documents, such as chemical-specific global assessments of regulatory developments and trends. She authors memoranda for B&C clients on regulatory and legislative developments, providing information that is focused, timely and applicable to client...

202-557-3809
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