Potassium Diacetate – Food Grade Preservative and Buffering Agent

Potassium Diacetate (CAS 4251-29-0) – Applications and Benefits

Potassium Diacetate is commonly used in the food industry due to its preservative and pH-regulating properties. As an antimicrobial agent, it helps to inhibit the growth of spoilage microorganisms and improve the shelf life of food products. It is also used in animal feed, pharmaceutical formulations, and personal care products.

Chemical Properties

• Chemical Formula: C₄H₇KO₂

• Molecular Weight: 138.2 g/mol

• Appearance: White crystalline powder or granules

• Solubility: Soluble in water and alcohol

• CAS Number: 4251-29-0

Applications of Potassium Diacetate

1. Food Industry

Potassium Diacetate is primarily used in the food industry as a preservative and pH regulator, providing antimicrobial benefits that help extend the shelf life of food products.

• Food Preservation: It inhibits the growth of harmful microorganisms such as bacteria, mold, and yeasts, ensuring the freshness and safety of food products like meats, sausages, cheeses, and processed foods.

• pH Control: Potassium Diacetate regulates the pH of food products, especially in pickled and fermented foods, to maintain the desired acidity level for taste and preservation.

• Dosage: Typical usage in food products is between 0.1% and 0.5% depending on the specific requirements for preservation and acidity regulation.

2. Animal Feed

• Preservative for Feed: Potassium Diacetate is used in animal feed to control microbial growth, improving feed quality and maintaining animal health.

• Feed Grade: It helps to extend the shelf life of feed, ensuring that the nutritional integrity of the feed is maintained, especially for poultry, livestock, and aquaculture.

3. Pharmaceutical Industry

• Excipient: In the pharmaceutical industry, Potassium Diacetate can be used as an excipient in various formulations, helping to maintain pH levels and ensuring the stability of active ingredients.

4. Personal Care and Cosmetics

• Preservative in Cosmetics: Potassium Diacetate is sometimes used as a preservative in cosmetic formulations, particularly in products that are water-based, to prevent microbial growth and maintain product safety.

Benefits of Potassium Diacetate

Conclusion

Potassium Diacetate is a versatile, safe, and effective food preservative, pH regulator, and antimicrobial agent with broad applications in the food, feed, pharmaceutical, and cosmetic industries. Its ability to extend shelf life, enhance safety, and regulate acidity makes it an indispensable ingredient in many commercial formulations.

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