The National Institutes of Health (NIH), specifically the National Institute of Allergy and Infectious Diseases (NIAID), intends to negotiate a sole source procurement with Becton, Dickinson and Company for various in vitro biological reagents essential for research purposes. The procurement includes specific quantities of antibodies and reagents, such as Hu CD183 BV711 and Hu IL-13 BV421, along with shipping and handling to be delivered to Gaithersburg, Maryland. This procurement is justified under the authority of 41 U.S.C. 1901 (a)(1), indicating that only one responsible source can meet the agency's requirements. Interested parties may submit a capability statement via the NIAID electronic Simplified Acquisition Submission System (eSASS) by December 30, 2024, with all submissions considered at the Government's discretion. For further inquiries, contact Leah Hinson at leah.hinson@nih.gov.