Specifications include, but are not limited to: The City is seeking a Contractor to supply a Dry Polymer (Clarifloc 3223 or equal) for use in centrifugede watering at the Moores Bridges Water Treatment Plant. The Dewatering polymer furnished under this contract shall be NSF 60 certified for use in potable water treatment. This polymer is to be used for coagulant aid and must be compatible with Aluminum and Ferric solids. The City is currently using Zetag-7523. The successful bidder shall supply solids dewatering polymer for centrifuge dewatering.The Polymer shall be NSF 60 Certified. NSF 60 Proof of the Certification for Polymer is required.Low or medium Cationic charge.High to very high molecular weight.High to very high molecular weight.Granular solid.50-pound bags.Dry, free flowing powder, free from lumps and foreign material.