Trichloroisocyanuric acid (C3Cl3N3O3) white powder, granular and tablet UN NO.: 2468 H.S.: 2933.6922 Trichloroisocyanuric acid is the ... Specification of Trichloroisocyanuric acid (TCCA)TCCA 90% powder, graunlar and tablet. we can supply the TCCA tablets are 1g, 10g, 20g ... , 30g, 100g and 500g. multi-function TCCA tablet is the most competitive product.2. Package of Trichloroisocyanuric acid ...