Liquid Aluminum Sulfate for North End Treatment Plant (Rebid)

The City of Tacoma is seeking a qualified vendor to supply and deliver food‑grade liquid aluminum sulfate (LA‑S) for use at the North End Wastewater Treatment Plant. The product must meet specific chemical specifications (pH ≥ 2.0; Al₂O₃ 8.0‑8.2 %). Deliveries are expected roughly weekly (≈ 4,400 gal per shipment) to the City’s environmental services warehouse, with a 5‑day delivery window after purchase order issuance. The contract is a two‑year base term with optional one‑year extensions, and the total estimated spend is $645,000.