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]

Potassium lactate

Names
IUPAC name Potassium 2-hydroxypropanoate
Identifiers
CAS Number	996-31-6
3D model (JSmol)	Interactive image
ChEMBL	ChEMBL1200664
ChemSpider	55189
ECHA InfoCard	100.012.392
E number	E326 (antioxidants, ...)
PubChem CID	61248
UNII	276897E67U
CompTox Dashboard (EPA)	DTXSID80883631
InChI InChI=1S/C3H6O3.K/c1-2(4)3(5)6;/h2,4H,1H3,(H,5,6);/q;+1/p-1 Key: PHZLMBHDXVLRIX-UHFFFAOYSA-M
SMILES [K+].[O-]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 [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]

References

1. PURASAL http://www.purac.com/EN/Food/Brands/Potassium_lactate.aspx
2. Meat and Poultry. http://www.purac.com/EN/Food/ingredients/Meat_poultry_and_fish.aspx
3. MSDS for First Alert Tundra (MSDS 06-1753A), http://www.firstalert.com/site_content/85-home/952-tundra-fire-extinguishing-spray#downloads