Spec: 1) Appearance White Flakes 2)Calcium Chloride (CaCl2 2H2O) 74% Min. 3)Free Alkali (Ca(OH)2) 0.35% Max. 4)Total Chlorinated Alkali (NaCl) 5% Max. 5)Calcium Sulfate (CaSO4) 0.2% Max. 6)Ferric Oxide (Fe2O3) 0.025% Max. 7)Insoluble matter in water 0.25% Max. 8)Heavy Metal as Cu., Pb., Cd., Cr., Hg., As. 0.005% Max. 9)Particle Size Pass 9.5mm 97.6% Min. Packing: 25kg, 50kg, 1MT bag Other spec: CaCL2)%≥ 68.0-70.074.0-77.0 90.0-95.0