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
ThesaurusAntonymsRelated WordsSynonymsLegend:
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 ?
1 M sodium thiosulphate solution until the yellow colour had almost disappeared.
pneumoniae which show negative reaction because they are non motile and can not produce tryptophanase enzyme as well as does not reduce sodium thiosulphate in the medium (Table 1).
n-hexane and methanol were purchased from LAB-SCAN Analytical sciences (Dublin, Ireland), sodium and potassium hydroxides, sodium thiosulphate and anhydrous magnesium sulphate were procured from Merck (Darmstadt, Germany) while glyceryl tripalmitate, glyceryl tristearate, glyceryl trioleate and glyceryl trilaurate (all E 99%) were purchased from Fluka (Steinheim, Germany).
11] experimented the solar thermal energy storage with sodium thiosulphate pentahydrate as the phase change material which resulted in the accumulation of total heat and production of hot water up to 2.
Intravenous sodium thiosulphate, an antioxidant is increasingly being used as treatment of choice for calcific uraemic arteriopathy.
The first respirator prototype was little more than a flannelette bag soaked in sodium thiosulphate, which at the time was best known as an agent for developing photographs.