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Webster 1913 Edition

Dithionic

Diˊthi-on′ic

,

Adj.

[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.