Sodium propionate
CAS No.:137-40-6
Physical and chemical properties
White crystalline powder with a slight odor of propionic acid. It is easy to absorb moisture in the air and decomposes above 400 ℃. Soluble in water and ethanol (1g sodium propionate is soluble in 1ml water or 2.4ml ethanol). Sodium propionate aqueous solution (10g / 100ml) pH = 8 ~ 10.
Toxicological basis
① LD50: rat acute oral 6300mg / kg (BW), mouse acute oral 5100mg / kg (BW).
② ADI: no requirement (FAO / WHO, 1994).
③GRAS：FDA-21CFR 181.23，184.1784.
Application
(Calculated by propionic acid) sodium propionate, as a food preservative, can be used in raw and wet flour products (such as noodles, dumpling skin, wonton skin, and roasted skin). The maximum dosage is 0.25g/kg; The maximum dosage in raw grain is 1.8g/kg; In bean products, bread, pastries, vinegar, and soy sauce, the maximum dosage is 2.5g/kg; The maximum dosage of other (used in canned bayberry processing technology) is 50.0g/kg.
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