sodium hydrosulfite

a white, crystalline, water-soluble powder, Na2S2O4, used as a reducing agent, esp. in dyeing, and as a bleach. Also called hydrosulfite, sodium dithionite /duy thuy"euh nuyt'/, sodium hyposulfite.

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Universalium. 2010.

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  • sodium hydrosulfite — natrio hidrosulfitas statusas T sritis chemija formulė NaHSO₃ atitikmenys: angl. sodium hydrogen sulfite; sodium hydrosulfite rus. натрия бисульфит; натрия гидросульфит ryšiai: sinonimas – natrio vandenilio trioksosulfatas …   Chemijos terminų aiškinamasis žodynas

  • sodium hydrosulfite — noun : a crystalline salt Na2S2O4 made by reduction (as of sodium bisulfite or sulfur dioxide with zinc) and used as a reducing agent especially in dyeing, printing, and stripping textiles and as a bleaching agent; sodium dithionite not used… …   Useful english dictionary

  • Sodium dithionite — Sodium dithionite …   Wikipedia

  • sodium hyposulfite — noun 1. : sodium thiosulfate 2. : sodium hydrosulfite * * * Chem. See sodium thiosulfate. [1865 70] * * * sodium hyposulfite, 1. a crystalline salt, used as a bleaching and reducing agent. Formula …   Useful english dictionary

  • hydrosulfite — /huy dreuh sul fuyt/, n. Chem. 1. hyposulfite (def. 1). 2. See sodium hydrosulfite. Also, hydrosulphite. [1860 65; HYDROSULF(UROUS) + ITE1] * * * …   Universalium

  • hydrosulfite — ˌ ̷ ̷ ̷ ̷+ˈsəlˌfīt noun Etymology: International Scientific Vocabulary hydrosulfurous + ite : a salt of hydrosulfurous acid; especially : sodium hydrosulfite not used scientifically; called also dithionite, hyposulfite …   Useful english dictionary

  • sodium hydrogen sulfite — natrio hidrosulfitas statusas T sritis chemija formulė NaHSO₃ atitikmenys: angl. sodium hydrogen sulfite; sodium hydrosulfite rus. натрия бисульфит; натрия гидросульфит ryšiai: sinonimas – natrio vandenilio trioksosulfatas …   Chemijos terminų aiškinamasis žodynas

  • SODIUM — Le sodium est le plus courant des éléments alcalins. Son nom dérive de l’arabe soda , qui désignait le mélange de carbonates alcalins extrait des cendres de végétaux. Le symbole Na vient de son appellation allemande Natrium , qui dérive de… …   Encyclopédie Universelle

  • Hydrosulfite de sodium — Dithionite de sodium Dithionite de sodium Géné …   Wikipédia en Français

  • zinc hydrosulfite — noun : a crystallizable salt ZnS2O4 made by addition of sulfur dioxide to a warm aqueous slurry of zinc dust (as in the manufacture of sodium hydrosulfite) and used as a bleach; zinc dithionite not used systematically …   Useful english dictionary


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