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sodium thiosulphate
noun
- a white soluble substance used, in the pentahydrate form, in photography as a fixer to dissolve unchanged silver halides and also to remove excess chlorine from chlorinated water. Formula: Na 2 S 2 O 3 Also called (not in technical usage)sodium hyposulphitehypo
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Example Sentences
The mixture is then cooled, acidified by means of sulphuric acid, and titrated with decinormal sodium thiosulphate solution.
From Project Gutenberg
Sodium thiosulphate is familiar as sodium hyposulphite, the hypo of the photographers.
From Project Gutenberg
This is done by immersing the plate in a solution of sodium thiosulphate (hypo).
From Project Gutenberg
Direct titration with sodium thiosulphate solution indicated the presence of 1.68 per cent.
From Project Gutenberg
The liberated iodin was extracted with chloroform and titrated with tenth-normal sodium thiosulphate.
From Project Gutenberg
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