Calcium Acetate Monohydrate, E263, CAS no. 5743-26-0, calcium salt of acetic acid, s a white, odorless, and tasteless crystalline powder. Also known as Calcium acetate, manufacturing process via chemical synthesis, calcium carbonate and acetic acid as raw materials. Calcium Acetate Monohydrate is mainly used in the production of candy products, desserts, and baked good (bread, cakes, pastries). Calcium Acetate powder Specification Product Calcium Acetate CAS anhydride :62-54-4; monohydrate :5743-26-0 INS 263 EINECS 200-540-9 EEC E263 Structure Molecular Formula: 1.Anhydrous:Ca(C2H3O2)2 2.Hydrates:C4H6CaO4H2O 3.C4H6CaO4xH2O(x