... % Anhydrous calcium chloride: ( Calcium chloride anhydrous ), white cubic crystal or powder, strong hygroscopicity, relative density 2.15, melting point ... full automation, high purity and other characteristics, is a white solid granular.Calcium chloride ( CaCl2 ) content of ... 0.57, use: industrial calcium chloride, a white or white block. Neutral or slightly alkaline soluble in water, ...