... as CaCl2: 95% min.Total Alkali Chloride (as NaCl): 2.5% max.Total Magnesium (as MgCl2): 0.5% max ... .Alkalinity as Ca(OH)2: 0.35% max.Water Insoluble: 0.2% max.Iron: 0.005% max.Heavy ... Max MgCl20.5%MaxWater insoluble matter0.2% Max.PH Value8.0-9.0CaSO40.2%Max.Ca(OH)20.35% MaxFe0.0015% ... and ice on the road, high way, parking, airport.2) To be used in oil well, drilling workover fluid, ...