hydrosulphite

/ ˌhaɪdrəʊˈsʌlfaɪt /

noun

1. another name (not in technical usage) for dithionite

Word History and Origins

Origin of hydrosulphite¹

C20: from hydrosulph ( urous ) + -ite ²

Example Sentences

The bleaching is usually accomplished by the use of a hydrosulphite, either in the form of sodium or calcium, but sometimes only the sulphurous acid gas is used.

From Project Gutenberg

This is dehydrated sodium hydrosulphite with the chemical formula, Na2S2O4.

From Project Gutenberg

It is reduced by hydrosulphite of soda yielding a blue vat, in which cotton and other vegetable fibres are dyed in the same way as in the indigo vat.

From Project Gutenberg

Cotton is dyed by means of the "lime and copperas vat," the "zinc powder vat," or the "hydrosulphite vat."

From Project Gutenberg

The constituents of the hydrosulphite vat are hydrosulphite of soda, lime and indigo.

From Project Gutenberg