The National Institutes of Health (NIH), specifically the National Institute of Allergy and Infectious Diseases (NIAID), is announcing a pre-solicitation notice for the procurement of DNA probe labeling and microarrays kits, intending to negotiate a sole-source contract with Agilent Technologies Inc. The required items include various specialized kits such as the Unrestricted AMADID Release GE 4x44K and LowInput QuickAmp Labeling Kit, which are critical for NIAID's research and operational needs. This procurement is justified under the statutory authority that only Agilent can provide the necessary components, emphasizing the importance of these specialized goods in supporting the agency's mission. Interested vendors may submit capability statements along with authorization letters from Agilent by July 21, 2025, at noon EST, through the NIAID e-BidBoard System, with all submissions subject to the outlined procedural requirements.