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E283 - Potassium propionate

Functions: Preservative

Potassium propanoate or potassium propionate has formula K-C2H5COO-. Its melting point is 410 °C. It is the potassium salt of propanoic acid. - Wikipedia

Risk of overexposure

EFSA evaluation: Scientific Opinion on the re-evaluation of propionic acid -E 280-, sodium propionate -E 281-, calcium propionate -E 282- and potassium propionate -E 283- as food additives (2014-07-22)