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H2S2O6

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Dithionic \Di`thi*on"ic\, a. [Pref. di- + -thionic.] (Chem.)
   Containing two equivalents of sulphur; as, dithionic acid.

   {Dithionic acid} (Chem.), an unstable substance, {H2S2O6},
      known only in its solutions, and in certain well-defined
      salts.

Hyposulphuric \Hy`po*sul*phur"ic\, a. [Pref. hypo- + sulphuric.]
   (Chem.)
   Pertaining to, or containing, sulphur in a lower state of
   oxidation than in the sulphuric compounds; as, hyposulphuric
   acid.

   {Hyposulphuric acid}, an acid, {H2S2O6}, obtained by the
      action of manganese dioxide on sulphur dioxide, and known
      only in a watery solution and in its salts; -- called also
      {dithionic acid}. See {Dithionic}.
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