Symclosene
From Wikipedia, the free encyclopedia
Symclosene (C3Cl3N3O3), also known as trichloroisocyanuric acid, is a chlorinating agent used as an industrial disinfectant, especially for water. It is used to reduce algae and other microorganisms in swimming pool water. It is a white crystalline powder with a strong chlorine odor, and is sometimes sold in tablet or granule form for home use.