Sodium propanoate or sodium propionate is the sodium alkali of propionic acid which has the actinic blueprint Na(C2H5COO). This white apparent solid is aqueous in clammy air.

It is produced by the acknowledgment of propionic acid and sodium carbonate or sodium hydroxide.

It is acclimated as a aliment bactericide and is represented by the aliment labeling E amount E281 in Europe; it is acclimated primarily as a cast inhibitor in bakery products. It is accustomed for use as a aliment accretion in the EU, USA and Australia and New Zealand.

Chemically actinic sodium propionate is a lot of frequently acclimated as a bactericide in the aliment industry. It prevents the advance of cast and some bacteria, thereby assiduity the shelf activity of packaged broiled goods. According to the Code of Federal Regulations, sodium propionate is about accustomed as safe if acclimated as a aliment additive. It is aswell acclimated to anticipate cast advance in packaged and candy cheese products. In addition, ammonium propionate is acclimated as an accretion in beastly augment to anticipate overgrowth of exceptionable bacilli in the stomachs of livestock.

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