The NIH Clinical Center, Department of Transfusion Medicine, Transfusion Services Laboratory seeks a FY 2027 standing order for QuidelOrtho reagents and supplies used in patient and blood-product testing. Performance will be at the NIH Clinical Center, 10 Center Drive, Bethesda, MD 20892, during the period October 1, 2026 through September 30, 2027. Required items include proprietary QuidelOrtho blood-bank reagents, gel cards, antisera, quality-control kits, reagent red blood cells, diluents, and related supplies, with shipments scheduled to ensure in-date reagents due to short expiration dates. The Government intends to procure from QuidelOrtho Sales Company, LLC, stating it is the only source and does not authorize third-party resellers or distributors. Although this is not a request for competitive quotations, responsible sources may submit capability statements for consideration in determining whether competition is appropriate.