Liquid Polyphosphate

The Sewerage and Water Board of New Orleans is requesting bids for approximately 1 million pounds of liquid polyphosphate solution under ITB 2026-SWB-37, with bids due July 24, 2026 at 11:00 a.m. CST and public bid opening at 11:30 a.m. CST in Room 131 at 625 St. Joseph Street, New Orleans.

The product is a sodium hexametaphosphate solution serving as a sequestering agent for potable water treatment, specifically to prevent calcium deposition on treatment facilities and machinery. The solution must contain 36 ± 2 percent polyphosphate as PO₄, be a stable clear liquid free from precipitation, reversion to orthophosphate, visible foreign matter, sediment, and turbidity, and meet NSF Standard 60 certification. All solutions must be free from impurities capable of producing deleterious or injurious health effects in treated potable water.

Delivery is to the Carrollton Water Plant at 8800 S. Claiborne Avenue. Minimum tank truck deliveries are approximately 52,000 pounds or 4,500 gallons, with expected shipments every 4 to 6 weeks. Normal delivery hours are 8:00 a.m. to 2:00 p.m., requiring at least 24 hours' notice. The contractor must provide unloading equipment, certified public weighing scale tickets for empty and loaded vehicles, and laboratory analysis with each delivery.

The initial contract period is one year from execution with four one-year renewal options at the Board's discretion. Contract prices remain firm through the effective contract dates. Price adjustments are permitted only between 90 and 120 days prior to contract renewal, indexed to the U.S. Bureau of Labor Statistics Producer Price Index for the commodity. Bid prices must remain firm for 90 days after bid opening.

Bids must include NSF Standard 60 certification verification, a one-quart hermetically sealed sample representative of the delivered product, certified product analysis, typical analysis forms, manufacturer information, point of shipment, manufacturing facility location and capacity, storage capacity, STCC number, and acknowledgment of any addenda. Written questions are due July 17, 2026 at 5:00 p.m. CST, with responses issued by July 21, 2026.