thiosulphatemedical dictionary

<chemistry> A salt of thiosulphuric acid; formerly called hyposulphite.

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.

It can be elevated in individuals with a molybdenum cofactor deficiency.

(01 Mar 1998)