The chemical term "disulfate" refers to a compound containing a disulfate ion, which is typically composed of two sulfate ions linked by a sulfur-sulfur bond. Some synonyms for disulfate include sulfuric acid anhydride, pyrosulfate, and persulfate. Other related terms may include bisulfate, which is composed of a sulfate ion and a hydrogen ion, and thiosulfate, which contains a central sulfur atom and two sulfur atoms attached to the ends of chain-like molecules. Disulfate compounds can be used in a variety of ways, including as oxidizing agents in industrial processes or as disinfectants in water treatment.