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Potassium lactate

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Potassium lactate
Names
IUPAC name Potassium 2-hydroxypropanoate
Identifiers
CAS Number
3D model (JSmol)
ChEMBL
ChemSpider
ECHA InfoCard 100.012.392 Edit this at Wikidata
E number E326 (antioxidants, ...)
PubChem CID
UNII
CompTox Dashboard (EPA)
InChI
  • InChI=1S/C3H6O3.K/c1-2(4)3(5)6;/h2,4H,1H3,(H,5,6);/q;+1/p-1Key: PHZLMBHDXVLRIX-UHFFFAOYSA-M
SMILES
  • .C(=O)C(O)C
Properties
Chemical formula C3H5KO3
Molar mass 128.168
Pharmacology
ATC code B05XA15 (WHO)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). ☒verify (what is  ?) Infobox references
Chemical compound

Potassium lactate is a compound with formula KC3H5O3. It is the potassium salt of lactic acid and appears as a clear, hygroscopic, syrupy liquid suspension that is typically 60% solids. The substance can be concentrated to contain up to 78% solids. It is produced by neutralizing lactic acid, which is fermented from a sugar source. It has E number E326.

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.

Fire fighting uses

Potassium lactate is used as an extinguishing medium in First Alert Tundra fire extinguishers.

References

  1. "Lactic Acid, Sodium Lactate, and Potassium Lactate Handling/Processing" (PDF). USDA Agricultural Marketing Service. 17 February 2015. Retrieved 5 December 2023.
  2. PURASAL http://www.purac.com/EN/Food/Brands/Potassium_lactate.aspx Archived 2014-02-21 at the Wayback Machine
  3. Meat and Poultry. http://www.purac.com/EN/Food/ingredients/Meat_poultry_and_fish.aspx Archived 2012-11-03 at the Wayback Machine
  4. 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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