... divided into calcium chloride dihydrate and calcium chloride anhydrous according to different content of crystal water; And ... anhydrous classifications:a. anhydrous calcium chloride (flake one): 92%,95%,98%b. anhydrous calcium chloride (granular one): 92%,95%,98%c. anhydrous ... calcium chloride(powdery one): 92%,95%,98%C. ...