Specifications include, but are not limited to: Chemical Properties Calcium Chloride Concentration 29-32% Total Phosphates*, “Standard Methods for the 25 ppm max. examination of Water and Waste Water,” APHA-AWWA-WPCF. ITEM SPECIFICATION LIMIT Phosphorus 25.00 ppm Cyanide 0.20 ppm Arsenic 5.00 ppm Copper 0.20 ppm Lead 1.00 ppm Mercury 0.05 ppm Chromium 0.50 ppm Cadmium 0.20 ppm Barium 10.00 ppm Selenium 5.00 ppm Zinc 10.00 ppm Sulfate 0.50 % max. *A 1% solution will be used. To prepare a 1% solution place 10 ml of sample into 500 ml distilled or DI water contained in a 1 L volumetric flask to which 2.5 ml 1 + 1 sulfuric acid has been added. Swirl the contents and make up to 1000 ml with distilled water. Physical Properties pH, ASTM E 70-90* 6-9 Specific Gravity 1.322 (+ or – .05) Settleable Solids and Solidification, No accumulation Test Method ARDOT TM911 *A dilution must be made of 1 part deicer to 4 parts distilled/deionized water before reading. The material supplied shall have no constituents which would cause residual waste to meet the definition of a hazardous waste, as found in 40 CFR 261.