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Potassium Sorbate

Potassium Sorbate is a preservative used in food, cosmetics, and industrial applications to inhibit microbial growth.

Potassium Sorbate is a widely used preservative and antimicrobial agent, primarily employed to inhibit the growth of mold, yeast, and fungi in various products.

Packaging

25kg bags, 5kg packs

Supply Region

Kenya, East Africa

Supplier

Zenco Systems Ltd

What is Potassium Sorbate?

Potassium Sorbate is a widely used preservative and antimicrobial agent, primarily employed to inhibit the growth of mold, yeast, and fungi in various products. It is the potassium salt of sorbic acid, presenting as a white granular powder that dissolves readily in water. This characteristic makes it highly effective and versatile across diverse industries.

In commercial food and beverage production, Potassium Sorbate extends shelf life without negatively impacting taste or appearance, making it indispensable for manufacturers focused on freshness and safety. Beyond food, it sees significant use in cosmetics and pharmaceutical formulations to prevent microbial spoilage throughout product lifecycles. Its application spans Kenya, Uganda, Tanzania, and broader East Africa, where reliable supply from trusted industrial chemical providers like Zenco Systems Ltd supports local producers and processors.

Overall, Potassium Sorbate is a cost-effective, proven solution for preserving quality in consumables and personal care products while meeting regulatory standards. Knowing how to leverage its properties allows businesses in foods & beverages and related sectors to maintain product integrity and comply with safety regulations.

Potassium Sorbate: Detailed Product Overview

Potassium Sorbate is chemically defined as the potassium salt of sorbic acid, with the molecular formula C6H7KO2 and CAS number 24634-61-5. It appears as a white, odorless granular powder that is highly soluble in water, typically dissolving in concentrations suitable for various industrial uses. Its antimicrobial action primarily stems from its ability to disrupt microbial cell membranes and inhibit enzymes critical for fungal and yeast metabolism.

Upon dissolution in water, Potassium Sorbate dissociates to release sorbate ions, which interfere with the microbial cell’s energy production and replication processes. This selective inhibition prevents spoilage organisms like molds and yeasts from proliferating, thereby extending the shelf life of perishable goods without altering flavor profiles. Unlike some preservatives, it demonstrates a broad microbial spectrum while remaining relatively non-toxic and safe at approved dosages.

Key performance traits include stability across a range of pH levels—most effective in acidic environments (pH 3–6.5)—and compatibility with numerous formulation types, including aqueous systems, beverages, dairy products, and creams. It is not effective against bacteria, so it is often used alongside other preservation strategies when broader antimicrobial protection is necessary.

Used correctly, Potassium Sorbate reduces product recalls and waste, providing a reliable means to comply with food safety and cosmetic regulations throughout Kenya, Uganda, Tanzania, and neighboring markets. Buyers sourcing from Zenco Systems Ltd trust consistent product purity and delivery punctuality, both essential for continuous manufacturing processes.

Applications and Uses of Potassium Sorbate

Food Preservation

In food processing, Potassium Sorbate is added to inhibit mold and yeast growth that degrade quality and safety. It's commonly used in baked goods, cheese, dried fruits, and ready-to-eat products. Typical dosing ranges from 0.025% to 0.1%, depending on product type and regulatory limits. By preventing spoilage, it extends shelf life, reduces food waste, and maintains the desired sensory characteristics without imparting off-flavors.

Cosmetics Preservation

Potassium Sorbate acts as a preservative in creams, lotions, shampoos, and other personal care items to prevent fungal contamination. Its water solubility makes it easy to incorporate into aqueous cosmetic formulations. It keeps products safe throughout their usage period by suppressing yeast and mold proliferation, thus avoiding texture changes and unpleasant odors.

Pharmaceutical Formulations

Pharmaceutical manufacturers use Potassium Sorbate to preserve liquid and semi-solid medications susceptible to fungal contamination. It ensures product stability and safety while enabling compliance with pharmacopeial standards. Its use in topical formulations and oral syrups helps maintain product integrity and prevents microbial-induced degradation.

Beverage Stabilization

Potassium Sorbate is employed to stabilize beverages like fruit juices, soft drinks, and wine by controlling yeast growth that can cause fermentation and off-tastes. In winemaking, it is added post-fermentation to prevent refermentation and preserve flavor profile. Dosing is carefully controlled to avoid affecting taste while ensuring microbial inhibition.

Wine and Cheese Preservation

In artisanal and commercial wine and cheese production, Potassium Sorbate inhibits spoilage organisms that cause unwanted fermentation and mold development. This allows producers to maintain consistent quality during aging and distribution. It is commonly used in combination with sulfur dioxide in wine, providing a synergistic preservative effect.

Looking for alternatives for a specific process? Browse the full Foods & Beverages range or ask our technical team which grade fits your application.

Benefits and Advantages

Effective Mold and Yeast Inhibition

Potassium Sorbate specifically targets molds and yeasts responsible for spoilage. By disrupting their metabolism, it reliably extends shelf life across diverse products. This precision reduces the need for broad-spectrum chemical preservatives, limiting unwanted interactions and maintaining product quality.

Maintains Sensory Quality

Unlike preservatives that can alter taste or smell, Potassium Sorbate works without affecting flavor or aroma. This benefit is crucial in foods and beverages where sensory experience drives consumer acceptance. Cosmetics also benefit by preserving texture and fragrance.

Compatibility with Various Formulations

Its high water solubility and stability in acidic to neutral pH ranges make Potassium Sorbate easy to incorporate in different food, beverage, and cosmetic formulations. This operational flexibility minimizes reformulation challenges and supports efficient manufacturing.

Regulatory Compliance and Safety

Widely approved by food safety authorities globally, Potassium Sorbate allows manufacturers to meet legal preservative limits confidently. Its low toxicity profile and recognized safety make it suitable for clean-label formulations and consumer products.

Reliable Supply and Consistent Quality

Sourcing from Zenco Systems Ltd ensures consistent product purity and batch-to-batch uniformity critical for industrial processes. Local availability in East Africa enables timely replenishment and reduced lead times for manufacturers in Kenya, Uganda, Tanzania, and neighboring countries.

Packaging Information

Potassium Sorbate is typically supplied in 25kg bags and smaller 5kg packs, suitable for industrial and small-scale users. These packaging formats balance ease of handling with bulk supply efficiency. For customers in Kenya, Uganda, and Tanzania, Zenco Systems Ltd ensures secure packaging to maintain product integrity during transit and storage, supporting cross-border deliveries across East Africa.

Standard formats: 25kg bags, 5kg packs

Storage and Handling

Store Potassium Sorbate in a cool, dry, and well-ventilated area away from direct sunlight and moisture to maintain stability and prevent caking. Ideal storage temperatures range from 15°C to 25°C. Use moisture-resistant containers and keep packaging tightly sealed when not in use. During handling, avoid dust inhalation by wearing gloves and masks, and prevent contact with eyes. The product has a typical shelf life of 2-3 years when stored properly, but always verify with the supplier for batch-specific details.

Safety Information

Potassium Sorbate is generally classified as a low-hazard chemical but can cause mild skin or eye irritation on direct contact and respiratory discomfort if inhaled as dust. Use personal protective equipment including gloves, safety goggles, and masks when handling the powder. In case of exposure, rinse affected areas thoroughly with water. Dispose of unused material according to local regulations to avoid environmental contamination. Refer to the Safety Data Sheet (SDS) provided by Zenco Systems Ltd for complete hazard and first aid information.

Technical Specifications

pHEffective in pH range 3.0–6.5
GradeConfirm with supplier
PurityConfirm with supplier
FormulaC6H7KO2
Packaging25kg bags, 5kg packs
AppearanceWhite granular powder
CAS Number24634-61-5
SolubilityHighly soluble in water
Chemical NamePotassium Sorbate
Storage ConditionsStore in cool, dry place away from sunlight

Applications

  • Food preservation
  • Cosmetics preservation
  • Pharmaceutical formulations
  • Beverage stabilization
  • Wine and cheese preservation

Technical Data Sheet (TDS)

pHEffective in pH range 3.0–6.5
GradeConfirm with supplier
PurityConfirm with supplier
FormulaC6H7KO2
Packaging25kg bags, 5kg packs
AppearanceWhite granular powder
CAS Number24634-61-5
SolubilityHighly soluble in water
Chemical NamePotassium Sorbate
Storage ConditionsStore in cool, dry place away from sunlight

Product Features

  • - White granular powder
  • - Potassium salt of sorbic acid
  • - Highly soluble in water
  • - Effective pH range: 3–6.5
  • - Inhibits mold and yeast
  • - Low toxicity and safe usage

Industries Served

  • - Food and Beverage Manufacturing
  • - Cosmetics and Personal Care
  • - Pharmaceuticals
  • - Winemaking and Cheese Production
  • - Industrial Chemical Suppliers

Product Overview

Frequently Asked Questions About Potassium Sorbate

What is Potassium Sorbate used for?

Potassium Sorbate is primarily used as a preservative to inhibit mold, yeast, and fungal growth in foods, beverages, cosmetics, and pharmaceuticals, extending product shelf life and maintaining quality.

What is the typical dosage of Potassium Sorbate in food products?

Dosage usually ranges from 0.025% to 0.1% of the final product weight, depending on the specific food type and regulatory limits. Confirm exact dosing requirements with your supplier or regulatory guidelines.

Is Potassium Sorbate food grade and safe for consumption?

Yes, Potassium Sorbate (E202) is approved as a food-grade preservative by food safety authorities worldwide when used within recommended levels.

Do you supply Potassium Sorbate outside Kenya?

Yes, Zenco Systems Ltd supplies Potassium Sorbate across East Africa, including Uganda, Tanzania, Rwanda, and neighboring countries, ensuring reliable cross-border logistics and timely delivery.

How should Potassium Sorbate be stored for best shelf life?

Store Potassium Sorbate in sealed containers in a cool, dry place away from sunlight and moisture, ideally between 15°C to 25°C, to maintain efficacy for up to 2-3 years.

What safety precautions are needed when handling Potassium Sorbate?

Wear gloves, masks, and eye protection to avoid skin contact and dust inhalation. Handle in well-ventilated areas, and follow the Safety Data Sheet instructions provided by your supplier.

What packaging options are available for Potassium Sorbate?

Potassium Sorbate is available in 25kg bulk bags and 5kg smaller packs, suitable for industrial and smaller-scale users within Kenya, Uganda, Tanzania, and East Africa.

Can Potassium Sorbate be used in beverages like wine?

Yes, it is used to stabilize wine by preventing refermentation caused by yeast after fermentation, preserving the desired flavor and quality.

Is Potassium Sorbate effective against all microbes?

No, it mainly inhibits molds and yeasts. It is not effective against bacteria, so additional preservation methods may be needed for broader antimicrobial protection.

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