The Department of Defense, through the Defense Health Agency (DHA), is seeking contractors to provide maintenance and repair services for Pickering Equipment utilized at the Defense Centers for Public Health (DCPH) in support of their Liquid Chromatography Lab Branch. The contract involves non-personal services focused on preventive maintenance and repair of Onyx PCX instruments, which are sophisticated High Performance Liquid Chromatograph (HPLC) systems critical for analyzing environmental and biological samples, including toxins and carbamates. Interested parties should note that the work will be performed at the contractor's facility, and for further inquiries, they can contact Nicholas Vandevander at nicholas.a.vandevander.civ@health.mil or Jesse Nisley at jesse.d.nisley.civ@health.mil, with a primary contact number of 301-619-2265.