THIOSULPHATE
Etymology
Noun
thiosulphate (plural thiosulphates)
A salt of thiosulphuric acid.
Source: Wiktionary
Thi`o*sul"phate, n. (Chem.)
Definition: A salt of thiosulphuric acid; -- formerly called hyposulphite.
Note: The sodium salt called in photography by the name sodium hyposulphite, being used as a solvent for the excess of unchanged silver chloride, bromide, and iodide on the sensitive plate.
Source: Webster’s Unabridged Dictionary 1913 Edition
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COMMUNICATIONS
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