Calcium propionate

Calcium propionate

Code:

INS 283; EEC NO.E282; GB 12493-90(17.005);

CAS:

4072-81-4

Molecular formula:

(CH₃CH₂COO)₂Ca·O～1H₂O
C₆H₁₀CaO₄·O～1H₂O

Molecular weight:

186.22(anhydrous)

Properties:

white crystal, granule or crystalline powder, odorless or slight propanoic acid odor, Its monohydrate is food additive, PH of 10% solution is 8 to 10.
It can release free propanoic acid in acidic condition, and can be used as antiseptic or mildew preventive of bread.
It exists in Swiss cheese naturally.

Quality index:

Assay(dry)	≥99.0%
Water insoluble matter	≤0.30%
Moisture(120℃,2h)	≤9.5%
free acid or alkali	Through experiment
Fluoride(as F )	≤0.003%
As(as As2O2)	≤0.0004%
Heavy metals(as Pb)	≤0.001%
Fe(GT-17; sample 0.5g)	≤50mg/kg
Lead(atomic absorption method)	≤5mg/kg

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