... 3,Calcium chloride ( CaCl2 ) content94% Anhydrous calcium chloride: ( Calcium chloride anhydrous ), white cubic crystal or powder, strong ... , cleaning agent, soil improvement agent, antifreeze, coolant. Anhydrous calcium chloride has strong moisture absorption effect, is dry ... good waterproof agent; used for the protection of aluminum-magnesium metallurgy, refining agent for waste paper deinking ...