(definition) by Webster 1913 Tue Dec 21 1999 at 23:10:27

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.

 

© Webster 1913.

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