Cylinder 4 Gas Mix

Nashville Electric Service is soliciting bids for a 4-gas mixture cylinder for RAE Systems under solicitation number Z5491. The required gas composition consists of 50% LEL Methane (2.5% VOL), 10 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 18% Oxygen, and a Nitrogen balance. This mixture must be contained in a 116L PortaGreen reusable cylinder and be compatible for use with a C-10 regulator. While the specified product is required, equivalent alternatives may be proposed provided the vendor indicates the brand in the comments field and attaches the necessary descriptive literature. Bids must be submitted through the Bid Center by 2:00 pm local time on November 10, 2026. Vendors are required to state their earliest delivery timeframe in calendar days, as delivery speed may be a factor in the award decision. It is the responsibility of the vendor to contact the procurement officer, Kyle Kegley, for any clarifications regarding discrepancies between part numbers and descriptions prior to the closing date. Performance and delivery will take place in Nashville, Tennessee.