... is a white crystal, and could be divided into: flake, granular, and powdery; And it also could be divided into calcium ... (flake one): 70% ,72%,74%,76%b. calcium chloride dehydrate(granular one): 72%,76%c. calcium chloride dehydrate(powdery one): 72 ... chloride (flake one): 92%,95%,98%b. anhydrous calcium chloride (granular one): 92%,95%,98%c. anhydrous calcium chloride(powdery one ...