sodium thiosulphate


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sodium thiosulphate

n
(Elements & Compounds) 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: Na2S2O3. Also called (not in technical usage): sodium hyposulphite or hypo
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Noun1.sodium thiosulphate - a compound used as a fixing agent in photographic developingsodium thiosulphate - a compound used as a fixing agent in photographic developing
fixing agent, fixer - a chemical compound that sets or fixes something (as a dye or a photographic image)
References in periodicals archive ?
Interestingly, Dr Max Daunderer from Germany and Bhopal's eminent forensic specialist, Dr Heeresh Chandra, had both found that sodium thiosulphate, when administered intravenously, improved the condition of patients.
A systematic review and meta-analysis of allergens responsible for allergic contact dermatitis found that the top five allergens in children and adolescents included nickel, ammonium persulphate, gold sodium thiosulphate, thimerosal and p-toluenediamine.
002M solution of sodium thiosulphate using 1ml of 1% starch solution as indicator (the indicator was prepared by dissolving 1 g of soluble starch powder in enough cold water to form a thin paste and adding 100ml of boiling water and boil with stirring).