swimming pool chemical manufacture price mass production , good quality fast delivery free samples Swimming pool chemical Trichloroisocyanurica acid (TCCA)TCCA 90% tablet /granule/ powder Specification:Granular: 8-30 mesh, 20-60 mesh (or decided by customer) Tablet: 5g, 10g, 20g, 50g, 100g, 200gPacking: 10kg plastic drum, 25kg plastic drum 50kg plastic drum, 25kg fiber drum, 50kg fiber drum 1kg, ...