The Department of Defense, through the Naval Research Laboratory, intends to award a sole source purchase order for the acquisition of a STEM holder and detector upgrade for the Phenom Pharos Scanning Electron Microscope (SEM) from Nanoscience Instruments. This procurement is critical for enhancing the laboratory's analytical capabilities, ensuring the continued effectiveness of their research and development efforts. The purchase will be executed under Simplified Acquisition Procedures, with a value not exceeding $250,000, and interested parties have 15 calendar days from the publication of this notice to express their interest and capability to compete. For inquiries, interested vendors should contact Dwyane McQueen at dwyane.a.mcqueen.civ@us.navy.mil.