This is a commercial product solicitation for a firm-fixed-price purchase order with an estimated value of $20,000. The required deliverables are a 3x3 LED-stabilized sodium iodide (NaI(Tl)) scintillation detector compatible with Mirion Osprey and Apex InVivo software, plus a digital tube-based multichannel analyzer with USB and Ethernet output. The equipment must meet detailed technical specifications, including an energy range of 30 keV to 3 MeV, resolution >7%, operating temperature of -20 to +50°C, and specified acquisition modes. A minimum 12-calendar-month warranty covering all parts and labor is required. Delivery is required by September 15, 2026.