The Office of Acquisition (OA) at the National Institute on Drug Abuse (NIDA), on behalf of the National Institute on Aging (NIA), at the National Institutes of Health (NIH) intends to solicit and award a contract to obtain service and maintenance of a Leica CM1950 Cryostat to Leica Microsystems, 1700 Leider Lane, Buffalo Grove, IL 60089.