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Calcium Propionate

Calcium Propionate
1 / 2
Food Preservatives

Calcium Propionate

Chemical NameCalcium Propionate
Molecular FormulaCa(CH3CH2COO)2
Molecular Weight186.22
CAS No.4075-81-4

Product Description

  1. Appearance:

White crystalline granules or powder.

1)Solubility: Easily soluble in water, slightly soluble in ethanol, diethyl ether.

2)pH of aqueous solution (10%): 7.0 ~ 9.0.

3)Thermal stability: Loses water of crystallization when heated to 1°C, decomposes above 300°C.

4)Antimicrobial properties: Stable antimicrobial effect within the pH range of 5.5~8.0.

  1. Application Areas:

Used as a food preservative in accordance with GB 2760, suitable for:

1)Flour products: Bread, pastries, steamed buns, dried noodles dumpling skins, etc., for mold prevention and freshness preservation.

2)Soy products: Tofu, dried tofu, bean curd sticks, etc., for antimicrobial action and shelf-life extension.

3)Mooncakes, fillings, cheese, brewed soy sauce, and feed for mold prevention.

  1. Standard packaging:

20 per carton, 20 bags of 1 kg each.

  1. Storage requirements:

Store in a sealed, cool, dry, and ventilated warehouse; protect from moisture and light; keep from strong acids.

  1. Shelf life: 24 months under intact packaging.

  2. Quality Standards:

The executive standard for this product is GB 1886.356-2022 "National Food Safety Standard - Additives - Calcium Propionate".

  1. The left-hand section of the quality standard table:

Test Item

Standard Limit

Appearance

White crystals, granules or powder

Odor

Odorless or with a slight propionic acid odor

Calcium propionate (on dry basis)

≥98.0 %

Loss on drying

≤9.5 %

insoluble matter

≤0.30 %

Free acid/free alkali test

Passes test

Arsen (As)

≤3.0 mg/kg

Heavy metals (as Pb)

≤10 mg/kg

Fluoride

≤30 mg/kg

铁(Fe)

≤50 mg/kg

Packaging
20 per carton, 20 bags of 1 kg each.
Storage
Store in a sealed, cool, dry, and ventilated warehouse; protect from moisture and light; keep from strong acids.
Shelf Life
24 months

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