This is a Sources Sought notice for market research purposes only, not a solicitation for bids or proposals. The government anticipates a firm fixed-price contract with a 12-month base period and one 12-month option year for radiopharmaceuticals and cold kits. Performance of services will be at William Beaumont Army Medical Center, Fort Bliss, Texas. Isotopes must be produced locally due to a shelf-life not exceeding 24 hours, with delivery required between 6:00 a.m. and 5:00 p.m., CST, Monday through Friday, plus after-hours and STAT delivery as needed. No budget amount is specified in the description.