A white to gray powder of sodium carbonate. Soda ash naturally occurs as trona in mineral water deposits. Impurities may include sodium chloride, sodium sulfate, sodium bicarbonate, calcium carbonate, and magnesium carbonate. Soda ash is made synthetically by the Solvay process. Soda ash is used primarily in the manufacture of glass and paper pulp. It is also used in soaps, water softeners, and textile processing.
Synonyms and Related Terms
anhydrous sodium carbonate; calcined soda; Solvay soda; trona
|mol. wt. = 105.99|
Soluble in water, glycerol. Insoluble in ethanol. Aqueous solution has a pH = 11.6.
Hazards and Safety
Noncombustible. Corrosive to skin and eyes.
Mallinckrodt Baker: MSDS
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7 total authority records
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comments: p. 734
The Merck Index, 12th Edition, Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 1996
comments: entry 8739
Hawley's Condensed Chemical Dictionary, 10th ed., Richard S. Lewis, Van Nostrand Reinhold, New York, 1993
The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
Webster's Encyclopedic Unabridged Dictionary of the English Language, Random House, Grammercy Book, New York, 1997
Last updated on: 1/20/2009 11:57:06 AM