Specifications include, but are not limited to: Liquid Ferric Sulfate, Fe2(SO4) 3, for use as an inorganic coagulant for removal of suspended and colloidal particles from water by coagulation and flocculation in the City of Wichita Public Works & Utilities Department, for use in water treatment at the Water Treatment Plant. 1. Material to be Liquid ferric sulfate for the purposes of water clarification. The Delivered product shall be 50% Liquid Ferric Sulfate and shall contain: a. No less than 12% ferric iron b. No more than 0.2% ferrous iron c. No more than 0.1% insoluble materials d. No more than 1.0% free acid as H2SO4 e. Less than 100 ppm chlorides, less than 100 ppm manganese, and less than 20 ppm titanium. 2. Approximately 140,000 gallons of 60% ferric sulfate (approximately 3,500 gallons per shipment) to be delivered per twelve-month period. These quantities are estimates only.