You understand anhydrous calcium chloride it? You know how to make from anhydrous calcium chloride is it? Source Weifang sea to answer your questions anhydrous calcium chloride dihydrate is made by the following steps from the processing: 1. Calcium chloride dihydrate need to be heated to a certain temperature. 2. Calcium chloride paper. And then dehydrated. 3. After dehydration and drying it. . But can not be used to dry ethanol and ammonia as ethanol and ammonia will react with calcium chloride were alcohol-forming compounds and ammonia compounds CaCl2 · 4C2H5OH CaCl2 · 8NH3. Calcium chloride Price | Haixu Chemical (Online) | calcium chloride provided Dongyang Chemical Co., Ltd. by the Shouguang Haixu. Shouguang Haixu Chemical Co. (www.haixuchem.com) Shandong Weifang, a leader in chemical products processing, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Haixu Chemical leadership with the staff warmly welcome all inquiries negotiations to create a better future Haixu chemical.