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thiosulphate

British  
/ ˌθaɪəʊˈsʌlfeɪt /

noun

  1. any salt of thiosulphuric acid

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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Substances used for the removal of excess chlorine are usually known as “antichlors” and those that have been most frequently employed are sodium bisulphite, NaHSO3, and sodium thiosulphate Na2S2O3.

From Chlorination of Water by Race, Joseph

The substances usually employed for the standardization of a thiosulphate solution are potassium bromate and metallic copper.

From An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes by Talbot, Henry P.

Oxy-salts of gold are almost unknown, but the sulphite and thiosulphate form double salts.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" by Various

In order to make them permanent the unchanged silver chloride must be dissolved off with sodium thiosulphate.

From An Elementary Study of Chemistry by McPherson, William

The amount of iodine liberated is therefore a measure of the copper in the solution, and when the sodium thiosulphate has been carefully standardized the method is extremely accurate.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7 "Arundel, Thomas" to "Athens" by Various