ZINC OXIDE 1. Product Identification Synonyms: Chinese white; zinc white; flowers of zinc; calamine CAS No.: 1314-13-2 Molecular Weight: 81.38 Chemical Formula: ZnO Product Codes: J.T. Baker: 4358, 4360, 5070 Mallinckrodt: 3419, 7030, 8824, 8825, 8832, 8843 2. Composition/Information on Ingredients Ingredient ..