This is a firm-fixed-price purchase order awarded by the Department of Veterans Affairs (VA) to One Lambda, Inc., a for-profit manufacturer of medical testing reagents and kits. The $474,027.22 contract is for TISSUE TYPING services and supplies, with a period of performance through December 2018. One Lambda has established multiple Indefinite Delivery Vehicles (IDVs) with federal agencies, including a $2.1 million single-award Indefinite Delivery Contract (IDC) with the National Institutes of Health (NIH) Clinical Center and a $3.2 million single-award IDC with the VA Veterans Health Administration, to provide specialized immunodiagnostic products and services in support of healthcare, research, and public health programs. This award did not utilize a set-aside designation.