Cylinder Gas Mix Bottle

A 116L reusable PortaGreen cylinder is being solicited to contain a certified four-gas calibration mixture specifically designed for RAE Systems, composed of 2.5% volume methane at 50% LEL, 10 ppm hydrogen sulfide, 50 ppm carbon monoxide, and 18% oxygen, with the balance being nitrogen. The mixture must be compatible with a C-10 regulator and delivered in a cylinder approved for reuse, ensuring safety and consistency with industrial gas standards. The solicitation is open to manufacturers and suppliers offering equivalent products, with no restriction to specific part numbers as long as the gas composition and cylinder specifications meet requirements. The contract opportunity, identified as solicitation Z4861, was posted by Nashville Electric Service under the Tennessee state agency and is classified under SLED procurement. Responses are due by July 29, 2026, at 7:00 PM Eastern Time, with the opportunity accessible via the vendor portal at the provided link. The point of contact for procurement inquiries is K. Kegley, reachable by phone at 615-747-3572 or email at kkegley@nespower.com. The gas mixture will be delivered and used at the agency's location in Nashville, Tennessee, and the cylinder must be certified for handling, transport, and field deployment within utility or hazardous environment monitoring applications.