Difference between revisions of "Silicic acid"
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Fisher Scientific: [https://fscimage.fishersci.com/msds/20680.htm MSDS] | Fisher Scientific: [https://fscimage.fishersci.com/msds/20680.htm MSDS] | ||
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* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 710 | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 710 | ||
Revision as of 17:25, 1 May 2016
Description
A jelly-like semi-solid material composed of hydrated silicon dioxide. Silicic acid, or hydrated silica, is prepared by acidifying a solution of sodium silicate. When dried, silicic acid forms amorphous lumps that are called silica gel. Hydrated silica is used for paper and textile coatings.
Synonyms and Related Terms
hydrated silica; silica gel (hydrated)
| Composition | SiO2-nH2O |
|---|---|
| CAS | 7699-41-4 |
| Molecular Weight | mol. wt. = 78.0977 |
Hazards and Safety
Contact may cause irritation.
Fisher Scientific: MSDS
Sources Checked for Data in Record
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 710
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Dictionary of Building Preservation, Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996