Formula.:c3o3n3cl3 cas no.87-90-1 un no.2468 Appearance:white powder, granular and tablets Available chlorine:90%min moisture:0.5%max ph:2.7-3.3 Aquapure chemicals limited is one of a professional manufacturer of water treatment chemicals, ours products including: Tcca-trichloroisocyanuric acid 90%(powder granular & tablets) Sdic-sodium dichloroisocyanurate 60%&56% Calcium hypochlorite 70% granular and sodium process Cya-cyanuric acid