Calcium Propionate
CAS Number: 4075-81-4
Calcium propionate is the calcium salt of propionic acid, primarily used as a mold inhibitor in bakery products including bread, rolls, and cakes. It retards the growth of rope-forming bacteria and molds without affecting yeast activity, extending shelf life by 3–7 days. Supplied as a white crystalline powder with slight propionic acid odor.
Technical Specifications
| appearance | White crystalline powder |
| purity (%) | ≥98.0 |
| heavy metals (ppm) | ≤10 |
| loss on drying (%) | ≤4.0 |
| calcium content (%) | 21.0–22.0 |
Applications
- Bread and bakery product mold inhibition
- Pizza crusts and tortillas
- Processed cheese and dairy spreads
- Animal feed preservation
- Flour and grain storage protection
Key Features
- Selectively inhibits mold and rope bacteria without affecting yeast
- Provides additional calcium fortification benefit in bread
- Effective at low concentrations (0.1–0.3% flour weight)
- Non-volatile at baking temperatures, no flavor impact
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CAS Number
4075-81-4
Category
Food / Beverage AdditivesAvailability
In StockSample
Dispatched within 5 days