The Department of Health and Human Services, specifically the Centers for Disease Control and Prevention (CDC), intends to award a sole source firm-fixed-price purchase order to Hitachi High-Tech America, Inc. for a maintenance service agreement concerning the Hitachi S4800I field-emission scanning electron microscope. This procurement aims to secure specialized preventative maintenance and repair services, as Hitachi possesses the proprietary knowledge and immediate access to replacement parts necessary for the upkeep of this sophisticated analytical instrument. The S4800I FE-SEM is crucial for various analytical applications within the CDC, underscoring the importance of reliable maintenance to ensure operational efficiency. Interested parties may express their interest and capability by submitting proposals or quotes to the Contracting Officer, Serina Allingham, at xog9@cdc.gov by 4:30 p.m. EST on January 13, 2025, with any questions due by 12:00 p.m. EST on the same day.