sodium carbonate


sodium carbonate
1. Also called soda ash. an anhydrous, grayish-white, odorless, water-soluble powder, Na2CO3, usually obtained by the Solvay process and containing about 1 percent of impurities consisting of sulfates, chlorides, and bicarbonates of sodium: used in the manufacture of glass, ceramics, soaps, paper, petroleum products, sodium salts, as a cleanser, for bleaching, and in water treatment.
2. Also called sal soda, soda, washing soda. the decahydrated form of this salt, Na2CO3·10H2O, used similarly.
3. the monohydrated form of this salt, Na2CO3·H2O, used similarly, esp. in photography.
[1865-70]

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Universalium. 2010.

Look at other dictionaries:

  • Sodium carbonate — Sodium carbonate …   Wikipedia

  • Sodium carbonate — Sodium So di*um, n. [NL., fr.E. soda.] (Chem.) A common metallic element of the alkali group, in nature always occuring combined, as in common salt, in albite, etc. It is isolated as a soft, waxy, white, unstable metal, so highly reactive that it …   The Collaborative International Dictionary of English

  • sodium carbonate — n. 1. the anhydrous sodium salt of carbonic acid, Na2CO3 2. any of the hydrated carbonates of sodium; esp., SAL SODA …   English World dictionary

  • sodium carbonate — n a sodium salt of carbonic acid used esp. in making soaps and chemicals, in water softening, in cleaning and bleaching, and in photography: as a) a hygroscopic crystalline anhydrous strongly alkaline salt Na2CO3 b) WASHING SODA * * * [NF] the… …   Medical dictionary

  • sodium carbonate — noun a sodium salt of carbonic acid; used in making soap powders and glass and paper • Syn: ↑washing soda, ↑sal soda, ↑soda ash, ↑soda • Hypernyms: ↑salt * * * sodium carbonate [sodium carbonate …   Useful english dictionary

  • sodium carbonate — natrio karbonatas statusas T sritis chemija formulė Na₂CO₃ atitikmenys: angl. calcined soda; soda ash; sodium carbonate rus. кальцинированная сода; натрий углекислый; натрия карбонат ryšiai: sinonimas – dinatrio trioksokarbonatas sinonimas –… …   Chemijos terminų aiškinamasis žodynas

  • sodium carbonate — noun Date: 1868 a sodium salt of carbonic acid used especially in making soaps and chemicals, in water softening, in cleaning and bleaching, and in photography: as a. a hygroscopic crystalline anhydrous strongly alkaline salt Na2CO3 b. the… …   New Collegiate Dictionary

  • sodium carbonate — noun A salt, NaCO formally derived from sodium hydroxide and carbonic acid; it is a white powder, soluble in water, with domestic, commercial and industrial uses; it occurs naturally as natrite Syn: soda …   Wiktionary

  • sodium carbonate — so′dium car′bonate n. 1) chem. Also called soda ash an anhydrous, grayish white, odorless, water soluble powder, Na 2 CO 3 , used in the manufacture of glass, ceramics, soaps, paper, petroleum products, sodium salts, as a cleanser, for bleaching …   From formal English to slang

  • sodium carbonate — /soʊdiəm ˈkabənət/ (say sohdeeuhm kahbuhnuht) noun a compound of sodium, Na2CO3, occurring in an anhydrous form as a white powder, called soda ash, and as a hydrate, Na2CO3.10H2O, known as washing soda …   Australian English dictionary


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