... is a white, crystal substance in the form of flake, granule, pellet or powder. With different crystallized water contents, ... , dust control, oil & gas drilling, moisture-absorbing, etc. According to the content of crystal water in calcium chloride: (1). Calcium Chloride ... Anhydrous A. Calcium Chloride Powder Anhydrous 94% Min B. Calcium Chloride Pellets Anhydrous 94%-97% Min According to grade: (1). ...