Calcium propionate is the calcium salt of propionic acid and is widely used as a food preservative and antimicrobial agent, particularly for controlling mold growth. It is formed through the reaction of calcium hydroxide with propionic acid and occurs in crystalline or powder form. The compound is soluble in water and only very slightly soluble in alcohol.
Calcium propionate is extensively used in bakery products as a mold inhibitor and is also applied in cheeses, confections and frostings, gelatins, puddings and fillings, jams and jellies, and other food products. Its preservative action helps inhibit the reproduction of molds and other microorganisms. Calcium ions also contribute to starch-related processes in bread production, supporting fermentation and texture development. Propionic acid itself occurs naturally in certain fermented foods.
Beyond food applications, calcium propionate has uses in agriculture, including applications as a feed supplement, and in the manufacture of butyl rubber, where it can improve processing and help protect the material from scorching. The report covers the properties, safety, mechanism of action, applications, purity requirements, testing methods, market position, manufacturing processes, plant layout, raw materials, machinery, safety information, and project economics associated with calcium propionate production.
| Particulars | Details |
|---|---|
| Plant Capacity | 900 Kg/Day |
| Land & Building (650 sq.ft.) | Rented |
| Plant & Machinery | Rs. 50 Lac |
| Working Capital for 2 Months | Rs. 48 Lac |
| Total Capital Investment | Rs. 1.04 Cr |
| Rate of Return | 26% |
| Break Even Point | 72% |
Calcium propionate is primarily used as a preservative and antimicrobial agent to inhibit mold growth. It is particularly important in bakery products, where conditions can support rapid mold development. The compound is also used in cheeses, confections and frostings, gelatins, puddings and fillings, jams and jellies, and certain other food applications. The report also identifies applications in beverages, pharmaceuticals, agriculture, and butyl rubber manufacturing. Its use in food products is generally influenced by functional requirements, applicable manufacturing practices, cost, and the potential effect on taste or texture.
Calcium propionate helps prevent mold growth by inhibiting the reproduction and development of molds and other microorganisms. Bakery products provide favorable conditions for microbial growth because they contain moisture and nutrients that can support molds. Incorporating calcium propionate into suitable formulations helps extend the product's resistance to mold contamination. The report also discusses the role of calcium ions in starch-related processes associated with bread making, including their relationship with enzyme activity and bread texture. Actual application levels depend on the product, formulation, and applicable good manufacturing practices.
Calcium propionate is an organic salt formed from calcium hydroxide and propionic acid, also known as propanoic acid. Its chemical formula is Ca (OOCCH2CH3)2. It can occur in crystalline or powder form and is soluble in water while being only very slightly soluble in alcohol. The report examines its characteristics, identification, purity requirements, testing procedures, packing, storage, and marking requirements. These properties are important when specifying raw materials, designing handling systems, establishing quality-control procedures, and selecting appropriate packaging for commercial calcium propionate production.
Calcium propionate can be manufactured through chemical reaction processes followed by suitable separation and finishing operations. The report covers a mixing method and a spray drying method, including their chemical reactions and process flow diagrams. It also discusses process details and a membrane-based manufacturing approach involving a chemical reactor. Selection of a process depends on factors such as product specifications, raw material quality, equipment configuration, process control, drying requirements, and desired product form. Industrial implementation also requires suitable material handling, storage, quality testing, and safety systems.
The report identifies lime and packaging materials such as HDPE woven sacks among the relevant material requirements and covers equipment used in the manufacturing and supporting operations. The listed machinery and equipment categories include reactors, condensers, packaging machines, laboratory equipment, and storage vessels or storage tanks. Equipment selection should be based on the chosen production process, required product quality, material compatibility, operating conditions, handling requirements, and safety considerations. Laboratory facilities are also important for monitoring product characteristics and carrying out specified quality tests.
Quality testing for calcium propionate can include identification, purity, moisture, water-insoluble matter, iron, fluoride, magnesium, and calcium propionate content. The report describes several analytical methods, including oven drying and Karl Fischer methods for moisture determination, procedures for water-insoluble matter and iron, and different approaches for fluoride testing. These tests help establish whether the product meets specified characteristics and purity requirements. Appropriate laboratory procedures, calibrated equipment, suitable reagents, sampling practices, and documented quality-control methods are important for reliable results.
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