Calcium Nitrate, Aqueous Solution (Bioxide) (2024068)

The City of Mesa’s Water Resources Department is procuring an indefinite‑quantity, unit‑price contract for Calcium Nitrate aqueous solution (brand “Bioxide”) to control hydrogen sulfide in wastewater. The contract is a three‑year base term with the possibility of two one‑year extensions, and it will be awarded to the two highest‑scoring vendors, with the top vendor receiving roughly 75 % of the orders. The vendor must deliver 500‑4,000 gallons per shipment, Monday‑through‑Thursday, provide full product documentation (COA, SDS, BOL), and respond to technical assistance requests within 48 hours. Evaluation criteria include experience, technical approach, sustainability, cost, and compliance. The award was given to Evoqua Water Technologies (EWT Holdings III Corp) with an annual value of $75 K. • Product: Calcium Nitrate aqueous solution (“Bioxide”) meeting specific concentration and pH specs. • Delivery: Quarterly shipments to four water‑treatment stations, 500 wet gallons each, with strict delivery windows. • Contract type: Unit‑price, IDIQ‑style “requirements” contract, 3‑year base term, two optional 1‑year renewals.