Potassium lactate
Potassium lactate is a compound with formula KC3H5O3, or H3C-CHOH-COOK. It is the potassium salt of lactic acid. It is produced by neutralizing lactic acid which is fermented from a sugar source. It has E number "E326". Potassium lactate is a liquid product that is usually 60% solids but is available at up to 78% solids.[1]
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| Names | |
|---|---|
| IUPAC name
Potassium 2-hydroxypropanoate | |
| Identifiers | |
3D model (JSmol) |
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| ChEMBL | |
| ChemSpider | |
| ECHA InfoCard | 100.012.392 |
| E number | E326 (antioxidants, ...) |
PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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| Properties | |
| C3H5KO3 | |
| Molar mass | 128.168 |
| Pharmacology | |
| B05XA15 (WHO) | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
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| Infobox references | |
Uses
Culinary uses
Potassium lactate is commonly used in meat and poultry products to extend shelf life and increase food safety as it has a broad antimicrobial action and is effective at inhibiting most spoilage and pathogenic bacteria. [2]
Fire fighting uses
Potassium lactate is also used as an extinguishing medium in the First Alert Tundra fire extinguishers. [3]
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References
- PURASAL http://www.purac.com/EN/Food/Brands/Potassium_lactate.aspx
- Meat and Poultry. http://www.purac.com/EN/Food/ingredients/Meat_poultry_and_fish.aspx
- MSDS for First Alert Tundra (MSDS 06-1753A), http://www.firstalert.com/site_content/85-home/952-tundra-fire-extinguishing-spray#downloads
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