The Department of Health and Human Services, specifically the National Institutes of Health (NIH) and the National Institute of Allergy and Infectious Diseases (NIAID), intends to negotiate a sole-source contract for the procurement of the MESO Quick Plex Sq 120MM Reader from ISS Metro Scale Discovery. This specialized laboratory instrument is required for its advanced capabilities in conducting single and multiplex assays, offering high sensitivity and rapid data analysis essential for ongoing research and administrative assessments of foreign grant recipients. Interested vendors must submit a capability statement addressing specific requirements by 12:00 PM EST on March 27, 2024, via the NIAID electronic Simplified Acquisition Submission System (eSASS), with all submissions subject to the guidelines outlined in FAR 52.212-1(f). For further inquiries, vendors can contact Rubyanne Matthews at rubyanne.matthews@nih.gov or Jesse Weidow at jesse.weidow@nih.gov.