hyposulphuric

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CIDE DICTIONARY

hyposulphuric, a. [Pref. hypo- + sulphuric.].

Pertaining to, or containing, sulphur in a lower state of oxidation than in the sulphuric compounds; as, hyposulphuric acid. [1913 Webster]

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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