... ,disinfection of environment and so Trichloroisocyanuric Acid (TCCA)[Keyword:Trichloroisocyanuric Acid ,TCCA,swimming pool chemical,disinfectant,chlorine granluar,chlorine powder ... , 10g, 15g, 20g,30g, 50g, 100g, 125g, 150g, 190g, 200g, 250g, 500g (or made in accord withclient's requirements)Packing ... wool shrinkresistance, paper insect resistance, and rubber chlorination, etc. TCCA 90% 200g tablets