... ,white crystalline powder,granular or tablet Cyanuric Acid 2,4,6-Trihydroxy-1,3,5-Triazine98.5% min.Odorless,white crystalline powder,granular or ... tablet.Cyanuric Acid(CYA) Chemical Name:2,4,6-Trihydroxy-1,3,5-TriazineSynonym: Isocyanuric acid, Tricyanic acidMolecular Formula: C3N3O3H3M.W ...