... Chemical TRICHLOROISOCYANURIC ACID--TCCA (Pool Chemical, Water Treatment Chemical)( Powder, Granular, 1-250G White tablet, blue tablet, green tablet). General ... .: 2468u CAS No.: 87-90-1Application:White crystalline power, granular and 20, 150, 200grams tablets and stick. SpecificationsEffective Chloride ... :0.5%min2.7- 2.990% , 80%(multi-function)white granular : 8 -30m , 10 -30m0.5% min2.7- 2.990% ...