The Collaborative International Dictionary
Thiosulphate \Thi`o*sul"phate\, n. (Chem.) 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.
Wiktionary
n. (alternative spelling of hyposulfite English)
Usage examples of "hyposulphite".
The solutions of hyposulphite of soda and of iodine should be examined weekly.
The ferricyanide had a small influence and, as might be expected, hyposulphite is fatal to the assay.
Iodine is at the same time liberated, and the amount of antimony reduced is got at by titrating with sodium hyposulphite, which measures the iodine set free.
A direct determination may be made by removing the tin from the titrated solution with sulphuretted hydrogen, filtering, nearly neutralising with ammonia, and boiling with a few grams of hyposulphite of soda.
It is distinguished by the insolubility of its hydrate in potash, by the insolubility of its oxalate in oxalic acid, and by not being precipitated by hyposulphite of soda or potassium sulphate.
It is distinguished by the solubility of its hydrate in ammonic carbonate, by not being precipitated by boiling with sodium hyposulphite, and by not being precipitated by ammonic sulphide from an ammonic carbonate solution.
The copper is then separated as subsulphide by means of hyposulphite of soda, and the precipitate is washed, dried, and calcined.
This salt, as well as the Hyposulphite of Soda, is not only generally preferable for administration on account of its unirritating character and the smallness of the dose required, but also because it is a valuable antiseptic agent.
The ferricyanide had a small influence and, as might be expected, hyposulphite is fatal to the assay.
Alkaline lotions, especially carbonate of soda, alum and hyposulphite of soda, are all recommended, and the patient is advised to moisten the skin constantly with the agent in solution.