Difference between revisions of "Sodium alginate"
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== Description == | == Description == | ||
| − | A colorless or pale yellow powder. Sodium alginate is the sodium salt of [ | + | A colorless or pale yellow powder. Sodium alginate is the sodium salt of [[alginic%20acid|alginic acid]]. It is used as a food [[thickening%20agent|thickener]] and as an [[emulsifier|emulsifier]] in [[paint|paints]], [[dye|dyes]], and [[paper|paper]] coatings. |
| − | See also [ | + | See also [[algin|algin]]. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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[[[SliderGallery rightalign|aaiNA-ALGIN.jpg~FTIR]]] | [[[SliderGallery rightalign|aaiNA-ALGIN.jpg~FTIR]]] | ||
| − | == | + | ==Physical and Chemical Properties== |
Soluble in water forming a viscous gel. Insoluble in ethanol, ether and chloroform. | Soluble in water forming a viscous gel. Insoluble in ethanol, ether and chloroform. | ||
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| − | == | + | == Risks == |
| − | Combustible. | + | * Combustible. |
| + | * Fisher Scientific: [https://fscimage.fishersci.com/msds/58205.htm 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 |
| − | |||
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* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | * ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | ||
Latest revision as of 15:21, 31 May 2022
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