Product 2: FinePrice $38 US / Metric Ton Chemical CompositionSpecificationTypical Sodium Chloride99.60% min.99.76% Calcium0.07% mx.0.05% Magnesium0.02% mx.0.01% Sulfate0.18% mx.0.14% Matter Insoluble in water0.03% mx.0.01% Foreign matter0.30% mx.0.22% Moisture3.00% mx.2.34% , Heavy Metals, Arsenic< 2.0 ppm0.2 ppm Cadmium< 2.0 ppm< 0.2 ppm Copper< 2.0 ppm< 0.2 ppm Mercury< 0.2 ppm< 0.05 ppm Lead< 2.0 ppm< 1.00 ppm , AdditivesNoneNone