Loading AI tools
Chemical compound From Wikipedia, the free encyclopedia
Disodium citrate, also known as disodium hydrogen citrate, (Neo-Alkacitron) and sesquihydrate, is an acid salt of citric acid with the chemical formula Na2C6H6O7.[2] It is used as an antioxidant in food and to improve the effects of other antioxidants. It is also used as an acidity regulator and sequestrant. Typical products include gelatin, jam, sweets, ice cream, carbonated beverages, milk powder, wine, and processed cheeses.
![]() | |
Names | |
---|---|
IUPAC name
Disodium 3-carboxy-3-hydroxypentanedioate[1] | |
Identifiers | |
3D model (JSmol) |
|
ChemSpider | |
ECHA InfoCard | 100.005.113 |
EC Number |
|
E number | E331ii (antioxidants, ...) |
PubChem CID |
|
RTECS number |
|
UNII | |
CompTox Dashboard (EPA) |
|
| |
| |
Properties | |
C6H6Na2O7 | |
Molar mass | 236.087 g·mol−1 |
Appearance | white crystalline powder |
Melting point | 149 °C (300 °F; 422 K) |
Hazards | |
NFPA 704 (fire diamond) | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
|
It is used as an antioxidant in food and to improve the effects of other antioxidants.[3] It is also used as an acidity regulator and sequestrant.[3] Typical products include gelatin, jam, sweets, ice cream, carbonated beverages, milk powder, wine, and processed cheeses. Disodium citrate can also be used as a thickening agent or stabilizer.[4]
Disodium citrate can also be used as an ingredient in household products that remove stains.[5]
Disodium citrate may be used in patients to alleviate discomfort from urinary-tract infections.[6][7]
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.