The Department of Defense, through the Naval Research Laboratory, intends to award a sole source purchase order for a specialized gas analyzer system, specifically the MICROVISION 2 Quadruple Residual Gas Analyzer, to MKS Instruments, Inc. The procurement includes unique 100mm diameter semi-insulating 4H Silicon Carbide wafers with CMP polish, which are critical for experiments under a DARPA program, as no other suppliers currently produce these specific wafers. This purchase will be made utilizing Simplified Acquisition Procedures, with a focus on ensuring that the selected source meets the agency's unique requirements. Interested parties may express their capabilities to respond to this requirement by contacting Teigh Cheyney at tahesha.cheyney@nrl.navy.mil or by phone at 202-875-0000, referencing notice number N0017325-1301180597.