Sodium citrate: Difference between revisions
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== Description == | == Description == | ||
A white crystalline or granular material. Sodium citrate is used as a [ | A white crystalline or granular material. Sodium citrate is used as a [[buffer|buffering agent]] in photographic solutions. It is also used as a [[chelating%20agent|chelating agent]] to remove soluble metals ions from solutions. | ||
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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[[[SliderGallery rightalign|aaiNA_CITRA.jpg~FTIR|sodium citrate.jpg~Chemical structure]]] | [[[SliderGallery rightalign|aaiNA_CITRA.jpg~FTIR|sodium citrate.jpg~Chemical structure]]] | ||
== | == Physical and Chemical Properties == | ||
Soluble in water forming a solution with a pH of about 8. Insoluble in ethanol. | Soluble in water forming a solution with a pH of about 8. Insoluble in ethanol. | ||
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|} | |} | ||
== | == Risks == | ||
Combustible. Contact may cause irritation. | * Combustible. | ||
* Contact may cause irritation. | |||
* ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=BP327500&productDescription=SODIUM+CITRATE.2H20+500G&vendorId=VN00033897&countryCode=US&language=en SDS] | |||
==Resources and Citations== | |||
* Marie Svoboda, Conservation Survey Index, unpublished, 1997 | |||
* | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 455 | ||
* | * ''The Merck Index'', Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 8746 | ||
* | * ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | ||
* '' | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | ||
* | * Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997 | ||
[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 16:27, 1 June 2022
Description
A white crystalline or granular material. Sodium citrate is used as a buffering agent in photographic solutions. It is also used as a chelating agent to remove soluble metals ions from solutions.
Synonyms and Related Terms
trisodium citrate; citrosodine; Citnatrin; Urisal
Physical and Chemical Properties
Soluble in water forming a solution with a pH of about 8. Insoluble in ethanol.
| Composition | Na3C6H5O7 - 2H2O |
|---|---|
| CAS | 68-04-2 |
| Molecular Weight | mol. wt. = 258.1 |
Risks
- Combustible.
- Contact may cause irritation.
- ThermoFisher: SDS
Resources and Citations
- Marie Svoboda, Conservation Survey Index, unpublished, 1997
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 455
- The Merck Index, Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 8746
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997