Isocyanuric Acid also known as Cyanuric Acid is a white odorless solid. Its an industrial chemical that is used as a raw material and precursor to prepare cyanuric acid bromide, chloride, iodine chloride, bromo chloride, and its cyanurate ester which are used to manufacture , bleaches, paints, herbicides, plastic, nylon, resin, chlorine stabilizer, chlorinating/bromination agents, antioxidants, metal cyanide mitigants and polyester flame retardant. Isocyanuric Acid (Cyanuric Acid) 09-020-01 Sales Specification Assay (%): 98.5 Min PH (1% Solution): 2.8 Min Moisture, %: 0.5 Max Residue of Ignition (Ash), %: 0.1 Max Ferric Content, PPM: 10 Max Concentration of Ammelide & Ammeline, %: 0.5 Max Ammonia, PPM: 20 - 200 Packing 55.115 lb pail, 18 pails per pallet.