Sodium Hydroxide (NaoH) (Caustic Soda) Membrane Grade 50%, Liquid - Bulk delivery.

The Madison Metropolitan Sewerage District (MMSD) is seeking sealed bids for an annual procurement of Sodium Hydroxide (NaOH) Caustic Soda, Membrane Grade 50%, Liquid - Bulk delivery for the 2026 calendar year. The solicitation targets a total annual requirement of 2,000,000 pounds of chemical product, with delivery to the district's Struvite Harvesting building located at 1610 Moorland Road in Madison, Wisconsin. Bidders must have a minimum of two years of experience in bulk chemical delivery and provide references verifying service quality. The contract will be awarded to a single vendor based on the lowest cost per pound from a responsive and responsible bidder meeting all specified requirements. Bids must include fixed firm pricing for the entire contract period, with all transportation, delivery, pumping, insurance, and associated costs incorporated into the per-pound price. Sealed bids will be accepted via email or postal mail until 11:00 A.M. CT on Wednesday, October 29, 2025, with bids to be publicly opened and read aloud at that time. Vendors must submit bids to rfp@madsewer.org with the subject line "Sealed Bid for Sodium Hydroxide" and should check the MMSD website for any addenda 72 hours before the bid deadline.

The solicitation does not specify any specific set-aside designations or restrictions on responding organizations. Vendors must provide a Certificate of Insurance and meet specific insurance requirements, including general liability coverage with aggregate limits of $2,000,000 and automobile liability coverage of $1,000,000. Delivery expectations require vendors to complete deliveries within four business days of order confirmation. The Madison Metropolitan Sewerage District reserves the right to reject any or all bids and is federal and state tax-exempt. While a specific budget range is not explicitly stated, the annual volume of 2,000,000 pounds suggests a potentially significant contract value. The procurement covers Dane County and is specifically relevant to the Madison metropolitan area. No incumbent vendors are mentioned in the available documentation, and no specific integration requirements with existing infrastructure are detailed in the solicitation materials.