calcium chloride: 1.ISO certificate 2.Appearance:powder,flake,granule 3.snow and ice melting,oil driling etc. calcium chloridespecification:CaCl2:77%minNaCl:3%maxMgCl2:0.5%maxCa(OH)2:0.1%maxWater insoluble matter:0.01%25kg PP/PE bag300000MT per yearIt is widely used in snow and ice melting,oil driling etc. calcium chloride