Calcium chloride is a white or off-white porous block, granular and powdery product. It has widely used in desiccant, dehydrating agent, refrigerant, building antifreeze, deicing agent and fabric fireproofing agent.    

The production methods of calcium chloride is hydrochloric acid and limestone method. The products are of good quality and widely used. Most of them are produced by by-product hydrochloric acid, mainly anhydrous calcium chloride.