Sodium alginate
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Description
A colorless or pale yellow powder. Sodium alginate is the sodium salt of Alginic acid. It is used as a food thickener and as an Emulsifier in paints, dyes, and Paper coatings.
See also Algin.
Synonyms and Related Terms
sodium polymannuronate; sodium salt of alginic acid
Physical and Chemical Properties
Soluble in water forming a viscous gel. Insoluble in ethanol, ether and chloroform.
| Composition | NaC6H7O6 |
|---|---|
| CAS | 9005-38-3 |
Risks
- Combustible.
- Fisher Scientific: MSDS
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 20
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Book and Paper Group, Paper Conservation Catalog, AIC, 1984, 1989
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998