Caustic Soda

The City of Greenville, Texas is soliciting bids for an annual supply of caustic soda to support the Water Production Plant and Wastewater Reclamation Center, with bids closed as of August 18, 2026 at 3:00 p.m.

The City estimates an annual requirement of approximately 150 dry tons (50,000 to 70,000 gallons) of liquid sodium hydroxide in 32% solution for the period October 1, 2026 through September 30, 2027. Caustic soda must conform to AWWA Standard B501-93, B501a-97, and be certified as suitable for drinking water treatment contact under ANSI/NSF Standard 60. Deliveries must occur in tank truck loads of approximately 50,000 pounds net (4,000 gallons) per load within five working days of order, Monday through Friday between 8:00 a.m. and 5:00 p.m., with the supplier providing all equipment and trained drivers. Upon delivery, suppliers must furnish affidavits of compliance, certificates of analysis detailing chemical composition, and certificates of weight.

Bidders must submit unit cost proposals on a fixed-price basis per dry ton. Prior to final contract award, the selected supplier must furnish proof of insurance including workers' compensation at statutory limits, general liability of $500,000, auto public liability of $250,000 per person, and product liability of $1,000,000 per occurrence. Suppliers must also submit W-9 forms, confirm equal opportunity employer status, and provide documentation of driver training programs and hoist equipment inspection and maintenance protocols.

The contract term is one year with an option to extend for an additional 12-month period if price, delivery, and terms and conditions remain the same. The contract is subject to cancellation by either party with 30 days' advance written notice. The City Council will consider award at a regularly scheduled meeting following bid opening. Proposals were submitted electronically through the City's eProcurement Portal or in sealed envelopes to the City Finance Office at 2821 Washington Street, Greenville, Texas 75401, or via mail to P.O. Box 1049, Greenville, Texas 75403.