Size: 0.3-13mm Specification: 1) CaCl2: 77-80% 2) Total Alkali Salts (as NaCl), max: 3.07% 3) Total Magnesium (as MgCl2), max: 0.017% 4) Other Impurities, max: 0.008% 5) Calcium Hydroxide, max: 0.10% 6) Calcium Carbonate, max: 0.008% 7) Sulfate (as SO4), max: 0.07% 8) Iron (as Fe), max: 0.0020% 9) Heavy Metals (as Pb) max: 0.0005% We can also supply Calcium Chloride flakes 74%, pellet 74% 77% 94%.