Hexathionicacid (H2S6O6) is a chemical compound registered under CAS number 14939-13-0, with the molecular formula H2O6S6 and a molecular weight of about 290.37 g/mol. It is also known as Tetrasulfanedisulfonic acid. DeWeiChem supplies Hexathionicacid (H2S6O6) for laboratory research and bulk production; product code 423400. Send an inquiry for purity, packaging, price and lead time.