Oxygen, Liquid 99.5% (LOX)

The City of Mesa is seeking qualified vendors to supply liquid oxygen (99.5 % purity, Group Four) for its water‑treatment operations under a five‑year indefinite‑quantity contract. The contract will be awarded on a unit‑price basis, with the City handling payment via procurement card and requiring strict compliance with industry standards, delivery windows, and safety documentation. The solicitation has been extended multiple times, with the final bid submission deadline now set for November 4 2025. • Product must meet AWWA B510, ANSI 60, and be certified by NSF International or UL. • Weekly deliveries to the Signal Butte Water Treatment Plant (or similar locations) with a strict Monday‑Thursday, 7:30 a.m.–2:00 p.m. window. • Vendor must provide certifications, safety data sheets, insurance, and accept a tax‑exempt invoicing process; the contract term is five years with optional month‑to‑month extensions.