🌐EnglishEnglishDeutschFrançaisItalianoPolskiРусскийالعربيةفارسی中文日本語EntityQ5283667· pop 16· linked from 7 articlesdithionous acidAlso known as H2S2O4, [(HO)(O)SS(O)(OH)], hypodisulfurous acidchemical compoundAvailable in 15 languagesFrançais中文日本語РусскийItalianoالعربيةazbEsperantoHungarianKannadaConnectionsconjugate acidEntityInternational Standard Book NumberEntityCategoriesDithionitesSulfur oxoacids