... .Granular and Tablets of different size 3.disinfection 1,Trichloroisocyanuric Acid --TCCA 2,Specs:granular, 20g tablet, 200g tablet, stick. 3 ... ,Pool Chemical, Water Treatment Chemical TRICHLOROISOCYANURIC ACID--TCCA (Pool Chemical, Water Treatment Chemical)( Powder, Granular, 1-250G ...