we have two factory and offer good tcca granular tablet and sdic and isocynuric acid 98.5%. Product name: Trichloroisocyanuric ... 20-60mesh (or made in accord with client's requirements)Tablet specification: 1g, 5g, 10g, 15g, 20g, 30g, 50g, 100g, 125g ... resistance, paper insect resistance, and rubber chlorination, etc. Trichloroisocyanuric acid tcca granular tablet