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Citric Acid

Citric Acid is a versatile organic acid used for pH regulation and preservation in many industries.

Citric Acid belongs to the organic acid family characterized by its tricarboxylic structure, widely recognized for its role in regulating acidity and acting as a preservative.

Packaging

5kg, 25kg, 50kg bags

Supply Region

Kenya, East Africa

Supplier

Zenco Systems Ltd

What is Citric Acid?

Citric Acid belongs to the organic acid family characterized by its tricarboxylic structure, widely recognized for its role in regulating acidity and acting as a preservative. This compound is a staple across various industrial sectors due to its natural sour taste and excellent water solubility, which facilitate its function as an acidulant. In East Africa, particularly within Kenya, Uganda, Tanzania, and surrounding regions, Citric Acid is integral to the foods and beverages sector where it refines flavor profiles and extends product shelf life.

Beyond food applications, industries such as cosmetics, pharmaceuticals, and detergents rely on Citric Acid for its pH adjusting and chelating properties. Its versatility makes it indispensable in water treatment and manufacturing processes, establishing commercial significance as a key chemical supplied by Zenco Systems Ltd. The company serves a broad regional market, ensuring that operations across multiple sectors maintain consistent access to this critical ingredient.

Citric Acid: Detailed Product Overview

Citric Acid (C6H8O7) is an anhydrous organic acid typically encountered as a white crystalline powder with a distinct acidic taste. Its molecular structure includes three carboxyl groups, which confer strong acidic properties, reflected by a solution pH near 2.2 at standard concentration. These acidic sites also enable Citric Acid to act as a chelating agent, binding metal ions such as calcium and iron, which is crucial in applications aiming to prevent metal ion catalyzed degradation or scale formation.

The production of industrial-grade Citric Acid commonly involves fermentation using Aspergillus niger, which converts carbohydrate substrates like molasses into citric acid under controlled conditions. After fermentation, the product is purified and dried to yield the anhydrous crystalline compound. Material purity and grade can vary according to the intended application; thus, users should confirm precise specifications and certificates of analysis with Zenco Systems Ltd prior to ordering.

Performance-wise, Citric Acid is valued for its rapid dissolution in water, allowing precise pH control and acidification in formulations. It reduces microbial growth by lowering pH and chelating trace metals, extending product shelf life in foods and cosmetics. Compatibility is broad but depends on formulation specifics; caution is advised with strong oxidizers or some alkaline compounds that may reduce efficacy or stability. Zenco Systems Ltd ensures supply consistency across Kenya, Uganda, and Tanzania, supporting industrial needs with technical guidance adapted to local conditions.

Applications and Uses of Citric Acid

Food and Beverage Preservation

In the food industry, Citric Acid is primarily used to lower pH and inhibit microbial growth, which extends product shelf life. It enhances sour flavor notes in beverages and confectionery while acting as an antioxidant synergist. Typical additions range from 0.1% to 0.5% by weight, depending on product acidity goals, and it is often used alongside preservatives like calcium propionate for baked goods.

Cosmetic pH Adjustment

Citric Acid regulates and stabilizes the pH of creams, lotions, and shampoos, ensuring product compatibility with skin and hair. Concentrations are carefully controlled to achieve mildly acidic conditions around pH 4 to 6 to prevent irritation while maintaining product stability. Its chelating properties also improve formulation shelf life by sequestering metal ions that catalyze degradation.

Detergent Formulation

In detergents, Citric Acid acts as a water softener by chelating hard water ions such as calcium and magnesium, enhancing cleaning efficiency and preventing scale build-up in washing machines. Levels typically range from 1% to 5%, adjusted according to water hardness and product type. It improves surfactant performance and protects fabric integrity during washing.

Water Treatment

Citric Acid is employed in water treatment to remove scale deposits and adjust water pH to prevent corrosion of pipes and equipment. Its ability to chelate metal ions helps control dissolved solids, essential in boiler water and cooling systems. Dosage depends on water chemistry but generally ranges from 10 to 200 ppm for industrial systems.

Pharmaceuticals

Within pharmaceuticals, Citric Acid acts as an excipient to adjust acidity, stabilize formulations, and improve taste in oral medicines. It is used in effervescent tablets and syrups to promote solubility and bioavailability. Pharmaceutical-grade Citric Acid must meet strict purity standards, which Zenco Systems Ltd can confirm on request.

Manufacturing Processes

Citric Acid is used in various manufacturing processes such as metal cleaning, textile dyeing, and as a chelator in chemical syntheses. Its role in sequestering metal ions prevents unwanted side reactions and enhances process control. It is dosed according to specific process requirements and material compatibility considerations.

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

Reliable pH Control

Citric Acid provides precise acidity regulation due to its triprotic nature and strong acid strength, allowing formulators to achieve targeted pH levels quickly. This reliability is essential for consistent product quality, especially in food and cosmetics where pH impacts taste, preservation, and skin compatibility.

Effective Preservation

Its ability to lower pH and chelate metal ions inhibits microbial growth and oxidative spoilage. This dual action extends shelf life in perishable goods and delicate formulations, reducing waste and ensuring safety without reliance on synthetic preservatives.

Versatile Ingredient

Citric Acid serves multiple roles across industries including acidulant, chelating agent, and buffering compound. This versatility decreases the need for multiple additives, simplifying supply chains and formulations, which saves operational costs and improves process efficiency.

Water Softening Capability

By chelating hard water ions, Citric Acid enhances cleaning performance and prevents scale formation in equipment. This reduces maintenance costs and energy consumption, particularly valuable in detergent formulations and industrial water systems.

Packaging Information

Zenco Systems Ltd supplies Citric Acid in convenient, durable bags tailored for industrial and commercial users across Kenya, Uganda, and Tanzania. Standard packaging includes 5kg, 25kg, and 50kg polypropylene bags with moisture-resistant liners to prevent clumping and contamination. For large-scale users, bulk shipments with custom packaging can be arranged, supported by robust logistics to ensure product integrity during cross-border distribution.

Standard formats: 5kg, 25kg, 50kg bags

Storage and Handling

Store Citric Acid in a cool, dry, and well-ventilated environment away from moisture and direct sunlight to prevent caking and degradation. Use airtight containers or sealed bags to maintain quality. Segregate from strong oxidizers and alkalies to avoid chemical reactions. While shelf life typically extends beyond one year under optimal conditions, confirm with supplier for batch-specific details. Handle with suitable gloves and eye protection to avoid irritation on contact.

Safety Information

Citric Acid is generally safe when handled responsibly but may cause irritation to the skin, eyes, and respiratory tract upon exposure. Use protective gloves, goggles, and masks when handling the powder. In case of contact, flush affected areas with plenty of water. Avoid inhalation of dust. Disposal should follow local environmental regulations as it is biodegradable but can be harmful in high concentrations to aquatic ecosystems. Consult the Safety Data Sheet (SDS) provided by Zenco Systems Ltd for detailed safety protocols.

Technical Specifications

GradeConfirm with supplier
PurityConfirm with supplier
FormulaC6H8O7
Packaging5kg, 25kg, 50kg bags
AppearanceWhite crystalline powder
CAS Number77-92-9
SolubilityHighly soluble in water
Chemical NameCitric Acid
pH (1% solution)~2.2
Storage ConditionsCool, dry, away from moisture

Applications

  • Food and beverage preservation
  • Cosmetic pH adjustment
  • Detergent formulation
  • Water treatment
  • Pharmaceuticals
  • Manufacturing

Technical Data Sheet (TDS)

GradeConfirm with supplier
PurityConfirm with supplier
FormulaC6H8O7
Packaging5kg, 25kg, 50kg bags
AppearanceWhite crystalline powder
CAS Number77-92-9
SolubilityHighly soluble in water
Chemical NameCitric Acid
pH (1% solution)~2.2
Storage ConditionsCool, dry, away from moisture

Product Features

  • - White crystalline powder
  • - Molecular formula C6H8O7
  • - Strong acidulant with pH ~2.2
  • - Excellent water solubility
  • - Effective chelating agent

Industries Served

  • - Foods and Beverages
  • - Cosmetics
  • - Pharmaceuticals
  • - Detergents and Cleaning
  • - Water Treatment
  • - Chemical Manufacturing

Product Overview

Frequently Asked Questions About Citric Acid

What is Citric Acid used for in the food industry?

Citric Acid is used primarily as a flavor enhancer and preservative. It lowers pH to inhibit microbial growth and prevent spoilage, extending shelf life of beverages, confectionery, and processed foods.

How should Citric Acid be stored to maintain quality?

Store Citric Acid in a cool, dry place in sealed containers to prevent moisture uptake and caking. Avoid exposure to heat and direct sunlight. Proper storage ensures stable quality for over a year.

Can Zenco Systems Ltd supply Citric Acid to countries outside Kenya?

Yes, Zenco Systems Ltd serves East African markets including Uganda, Tanzania, Rwanda, and neighboring countries with reliable cross-border logistics.

Is the Citric Acid supplied by Zenco Systems Ltd food grade?

Citric Acid grades vary; confirm with Zenco Systems Ltd regarding food-grade certification and specific purity levels at order placement.

What packaging sizes are available for Citric Acid?

Standard packaging includes 5kg, 25kg, and 50kg bags, suitable for a range of industrial and commercial applications.

How does Citric Acid function as a chelating agent?

Citric Acid binds metal ions such as calcium and iron, preventing scale and oxidation reactions, which improves stability and performance in products and processes.

What personal protective equipment is recommended when handling Citric Acid?

Wear gloves, safety goggles, and dust masks to prevent skin, eye, and respiratory irritation when handling the powdered form.

What is the typical dosage of Citric Acid in detergent formulations?

Dosage generally ranges from 1% to 5%, adjusted based on water hardness and cleaning requirements to improve effectiveness and reduce scaling.

Does Citric Acid have any expiration date or shelf life?

When stored correctly, Citric Acid remains stable for at least 12 months, but verify with supplier details for batch-specific shelf life.

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