... and so Trichloroisocyanuric Acid (TCCA)[Keyword:Trichloroisocyanuric Acid ,TCCA,swimming pool chemical,disinfectant,chlorine granluar,chlorine powder Author:achlor Publication date ... 41UNNo.:2468Risk Class: 5.1CASNo.:87-90-1Available Chlorine:≥90%Moisturecontent:≤0.5%PH Value:2.7-3 ... 20-60mesh ,powder(ormade in accord with client's requirements)Tablet specification: 1g, 5g, 10g, 15g, 20g,30g, 50g ...