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NanoDefiner Framework and e-Tool Revisited According to the European Commission's Nanomaterial Definition 2022/C
Raphael Brüngel1,2,3, Johannes Rückert1, Philipp Müller4
1Department of Computer Science, University of Applied Sciences and Arts Dortmund (FH Dortmund), 44227 Dortmund, Germany.
Nanomaterials (Basel, Switzerland)
|March 29, 2023
Summary
The updated NanoDefiner framework and e-tool now align with the European Commission's 2022 nanomaterial definition. These tools help stakeholders easily determine if a material is a nanomaterial, ensuring regulatory compliance.
Area of Science:
- Chemical Safety and Nanotechnology Regulation
Background:
- The European Commission adopted a new nanomaterial definition (2022/C 229/01) in 2022.
- This definition necessitates updated tools for compliance with EU chemical legislation.
Purpose of the Study:
- To update the NanoDefiner framework and its e-tool to align with the new 2022 EU nanomaterial definition.
- To provide stakeholders with a straightforward method for classifying materials as nanomaterials.
Main Methods:
- Revisiting and adjusting the existing NanoDefiner framework and e-tool.
- Validating adjustments through case studies on representative materials.
- Elaborating measures for FAIRification of expert knowledge in the e-tool's knowledge base.
Main Results:
- The updated NanoDefiner framework and e-tool are now compliant with the 2022 EU recommendation.
- Case studies confirmed the validity of the adjustments made to the framework and e-tool.
- FAIRification strategies enhance the sustainability and applicability of the e-tool.
Conclusions:
- The updated NanoDefiner framework and e-tool are ready for use with the new EU nanomaterial definition.
- This approach can guide the review of existing tools for previous definitions.
- Ensures continued support for regulatory compliance in nanotechnology.

