According to the "Food Sanitation Law of the People's Republic of China" and the "Administrative Measures for the Health of Food Additives", food grade calcium chloride can be used as stabilizers and coagulants, thickeners, nutritional supplements and others. The scope of use includes soy products. , cream, soft drinks, sweet sauce, jam, prepared water and processing aids for the food industry.

Anhydrous calcium chloride is a commonly used desiccant in industry and laboratory, such as drying for nitrogen, oxygen, hydrogen, hydrogen chloride, sulfur dioxide, etc., but can not be used to dry ethanol and ammonia (will react with calcium chloride to form CaCl2·4C2H5OH And CaCl2·8NH3). Used as a dehydrating agent in the production of alcohols, esters, ethers and acrylic resins.