1,Cyanuric acid (powder, granular, tablet) 98%min. 2, Pool Chemical, Water Treatment ... ,4,6-trihydroxyl-1,3,5-triazine Other Name: isocyanuric acid, tripolycyanic acidMolecular Formula: C3H3N3O3Molecular Weight: 129.1 Property: odorless white ... Size: fine powder, 8-30mesh, more than 95% passed1,Cyanuric acid (powder, granular, tablet) 98%min. 2, Pool Chemical, Water Treatment ...