Calcium Nitrate

The Town of Cary Utilities Department is requesting bids for calcium nitrate supply under RFB 354-RFB-27-06, with bids due September 3, 2026 at 1:00 PM Eastern and questions due August 26, 2026 at 3:00 PM Eastern. Bidders must be established in chemical manufacturing and/or procurement for at least five years—a core eligibility gate. The calcium nitrate must be domestically produced from domestic raw materials, another material filter.

The scope covers approximately 140,000 gallons annually for odor control at seven pump stations and wastewater treatment facilities throughout Cary, delivered FOB destination in full-size tanker loads of 1,500 to 3,200 gallons. The product must meet specific technical requirements: 3.5 pounds of nitrate oxygen content per gallon, specific gravity between 1.42 and 1.48 pounds per gallon, and pH between 4.0 and 10.0. Bidders must submit an affidavit of material certification, a letter of product commitment, Safety Data Sheets, product specification sheets, and a reference list of at least three large municipal water utilities currently or previously supplied with the product. All deliveries must occur Monday through Friday between 7:30 AM and 3:00 PM; the contractor is responsible for scheduling, spillage cleanup, and compliance with EPA, OSHA, and NCDOT regulations.

The contract is fixed-price for one year with options to extend for four additional one-year periods, subject to price adjustments based on the All-Urban Consumers Price Index (CPI-U). Pricing must be submitted on a per-gallon delivered basis, excluding taxes. The Town awards to the lowest responsive, responsible bidder and reserves the right to reject any or all bids. Bid opening is virtual via Webex at 1:00 PM ET on September 3, 2026, with anticipated award the same date.