Unipolar Diffusion Aerosol Charger

FBO ANNOUNCEMENT: PRESOLICITATION NOTICE, NOTICE OF INTENT ACTION CODE: SPECIAL NOTICE SUBJECT: Sole source – Unipolar Diffusion Aerosol Charger SOLICITATION NUMBER: NB305000-26-013333 RESPONSE DATE: 09/18/26 DESCRIPTION: The National Institute of Standards and Technology (NIST), Chemical Sciences Division (CSD) is part of the Material Measurement Laboratory (MML) at NIST. The CSD provides the measurement science, standards, technology, data, and chemical informatics required to support the nation's needs in determining the chemical composition and chemical structure of gases, organic, and inorganic species. This acquisition supports the CSD mission by providing critical technical…