This Sources Sought notice seeks to gauge industry interest and capability in providing standardized micro- and nanoplastics with specific attributes to support ARPA-H's Health Science Futures Office for research and development. The performance location is not specified. Timelines and budget information are not provided.

This Sources Sought notice is to gauge industry interest and capability in providing standardized micro- and nanoplastics for ARPA-H Health Science Futures Office research. The requirement is specifically for materials with specific attributes to enable technology R&D. An amendment was released on March 12, 2026, for clarification and to extend the response date.