The Rock River Water Reclamation District (RRWRD) issued a competitive invitation to bid (ID 20‑205) for the annual supply of bulk ferric chloride solution used in wastewater treatment. The district estimated an annual need of approximately 41,500 gallons of 38‑45 % w/w ferric chloride, to be delivered by tank‑truck to its plant at 3333 Kishwaukee Street, Rockford, IL. Deliveries must occur within 48 hours of a purchase‑order request, include weight‑in/weight‑out documentation, a laboratory analysis, and a Safety Data Sheet. Technical specifications include ≥ 13 % ferric iron, ≤ 0.5 % free HCl, heavy‑metal limits, specific gravity ≥ 1.400, and temperature ≤ 120 °F. The contract is a firm unit‑price agreement (no price escalations) with three optional term lengths (12‑month base, 24‑month Alternate A, 36‑month Alternate B). RRWRD awarded the contract to Kemira Water Solutions at $1.310 per gallon for the base year. Payments are made monthly, invoiced by the 5th of each month.