... % Tablet:20g,50g,100g,200g Appearance: Granule/Tablet TCCAChemical:Trichloroisocyanuric Acid Ingredient:TCCA: 90%Tablet:20g,50g,100g,200gAppearance: Granule/TabletFeatures ... and algae in swimming pools. About us Qingdao Hot Chemicals Co., Ltd. specializes in swimming pool and spa chemicals since 2000.We ... ,Pots,Tubes,Drums and etc. 25kg or 50lb bags Trichloroisocyanuric Acid TCCA