Specifications include, but are not limited to: Specifications Ammonium Sulfate 40%- Liquid A. Composition 1.Ammonium Sulfate 40% - Technical. The liquid shall be of such clarity as to permit the reading of flow-measuring devices without difficulty and free from suspended material. 2.Iron, mg/L less than 100 mg/L 3.Specific Gravity: 1.23 4.pH 2 -7 5.Water Insoluble < 0.01% 6.pH of solution: 6.3 range 2.5 – 7.0; B. Delivery Requirements - The Cities estimated annual usage is 24,000 gallons. The City expects to order deliveries of 2,000 gallons for each delivery. The usage noted on this bid document is based on an estimate volume: the City may increase or decrease the actual usage as required. The delivery volumes are standard, but CWD reserves the right to increase or decrease delivery volumes based on plant operations. Tank Volume: 2,500 gallons Average Daily Use: 60 +/- 10 gallons.