TCCA 90 Granular/Powder/Tablet TCCA 90 Granular/Powder/Tablet (Trichloroisocyanuric Acid) is a chemical used for water disinfection and sanitization, available in granular, powder, and tablet forms Uses Swimming Pools: Disinfects pool water to keep it clean and safe Drinking Water: Used in water treatment to kill bacteria and other pathogens Industrial Water Treatment: Ensures water quality in industrial systems Cooling Towers: Prevents microbial growth and biofouling in cooling tower systems