Specifications include, but are not limited to: The projected City usage is approximately 550,000 lbs of dry coarse salt annually. This quantity will not be guaranteed by award of contract but is the City’s best estimate as to current needs. Salt Specifications: 1. Arizona Morton Salt or Approved Equal; 2. Coarse Crystal; 3. Solar Dried; 4. Salt must contain no organic binders (salt pellets are not acceptable). 5. Percentage Delivered Salt by weight: Sodium Chloride: 99.75% Minimum; Moisture (as H2O): 0.10% Maximum; Calcium Sulfate: 0.30% Maximum; Calcium Chloride: 0.05% Maximum; Magnesium Chloride: 0.04% Maximum; Insolubles: 0.10% Maximum; Copper: <0.02 PPM; Iron (as Fe): <0.02 PPM; Calcium <150 PPM; Magnesium <50 PPM