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hyposulfurous acid


from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An unstable acid, H2S2O4, known only in aqueous solution and used as a bleaching and reducing agent. Also called hydrosulfurous acid.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An unstable acid, H2SO4, only known in solution, used as a reducing agent; its salts are hydrosulfites (or hyposulfites).


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