hydrosulphite

British  

/ ˌhaɪdrəʊˈsʌlfaɪt /

noun

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

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Etymology

Origin of hydrosulphite

C20: from _hydrosulph ( _urous ) + _-ite ²

Example Sentences

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

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8 "Dubner" to "Dyeing" by Various

It is a good thing to have hydrosulphite slightly in excess as this prevents premature oxidization; too much will strip off the indigo white already deposited on the yarn.

From Vegetable Dyes Being a Book of Recipes and Other Information Useful to the Dyer by Mairet, Ethel M.

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

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8 "Dubner" to "Dyeing" by Various

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 The Philippine Agricultural Review Vol. VIII, First Quarter, 1915 No. 1 by Various

Of such vats the copperas and lime and the hydrosulphite vats are examples.

From The Dyeing of Woollen Fabrics by Beech, Franklin