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Citric Acid

Citric Acid is a versatile organic acid used in food, pharmaceuticals, and industrial applications across East Africa.

Citric Acid acts primarily as a chelating and pH-regulating agent, making it indispensable across many industrial processes.

Packaging

25kg bags, 50kg bags, 200L drums

Supply Region

Kenya, East Africa

Supplier

Zenco Systems Ltd

What is Citric Acid?

Citric Acid acts primarily as a chelating and pH-regulating agent, making it indispensable across many industrial processes. It functions by binding metal ions, adjusting acidity levels, and providing preservation benefits, which are critical in both manufacturing and formulation. Its ability to solubilize minerals and act as a natural preservative drives its extensive use in areas such as food processing, pharmaceuticals, cosmetics, water treatment, and cleaning.

Known chemically as Citric Acid Anhydrous with the formula C6H8O7 and CAS number 77-92-9, this white crystalline powder dissolves readily in water, making it easy to formulate into liquid or solid products. Industries in East Africa — including Kenya, Uganda, and Tanzania — rely on this compound for both operational efficiency and product stability. Zenco Systems Ltd supplies Citric Acid with reliable logistics and quality assurance, making it a dependable choice for businesses requiring consistent industrial and pharmaceutical-grade material.

Citric Acid: Detailed Product Overview

Chemically, Citric Acid is a tricarboxylic acid, meaning it has three carboxyl (-COOH) groups and one hydroxyl (-OH) group on a propane backbone. These functional groups enable it to donate protons (H+) effectively, making it a weak organic acid with important buffering capabilities. When dissolved in water, Citric Acid lowers the pH by releasing H+ ions, which can inhibit microbial growth and enhance product stability.

Beyond acidification, Citric Acid excels as a chelating agent. It tightly binds divalent and trivalent metal ions, such as calcium and magnesium, preventing their interference in chemical reactions or product formulations. This sequestering action is crucial in water treatment, where it reduces scaling by binding hardness ions, improving water quality and protecting equipment.

Its physical form as a white crystalline powder contributes to ease of handling and accurate dosing. Highly soluble in water, it disperses quickly without the need for aggressive stirring or elevated temperatures. However, the precise purity and grade affect performance — food-grade Citric Acid must meet strict purity requirements, while industrial grades may vary depending on end-use.

In practical application, Citric Acid’s effectiveness depends on correct concentration. In food and pharmaceutical formulations, it adjusts acidity to optimal levels, contributing to flavor balancing and enhanced shelf life. In cleaning and disinfection, its acidity helps break down mineral deposits, grease, and scale, improving surface cleanliness. Zenco Systems Ltd offers Citric Acid with quality control aligned to regional standards, ensuring that end users in Kenya, Uganda, Tanzania, and Rwanda receive a product that meets their operational demands.

Applications and Uses of Citric Acid

Food Preservation

Citric Acid functions as a natural preservative by lowering pH and chelating metal ions that catalyze spoilage reactions. It prevents microbial growth and oxidative degradation in beverages, canned foods, and jams. Typical usage rates range from 0.05% to 0.3% depending on product acidity requirements. This preserves taste, texture, and shelf life while complying with food safety regulations.

Pharmaceutical Formulations

Within pharmaceuticals, Citric Acid is used to control pH in liquid and solid dosage forms, enhancing stability and bioavailability. It also acts as an acidity regulator in effervescent tablets and syrups. Its non-toxic nature makes it suitable for direct consumption and topical applications. Dosage strictly follows pharmacopeia standards to ensure patient safety.

Water Treatment

Citric Acid’s chelating effect sequesters hardness ions like calcium and magnesium, reducing scale formation in boilers, cooling towers, and industrial water systems. This improves equipment life and process efficiency. Typical concentration depends on water hardness and system type, with careful monitoring to avoid corrosion.

Cosmetics Manufacturing

Cosmetic products rely on Citric Acid to adjust pH for skin compatibility and product stability. It also acts as a preservative booster by chelating trace metals that accelerate degradation. In creams, lotions, and shampoos, it enhances texture and shelf life, with use levels generally between 0.2% and 1%.

Cleaning Products

Citric Acid effectively dissolves limescale, rust, and grease due to its acidity and metal-binding properties. It improves cleaning efficiency in descalers, detergents, and sanitation chemicals. It is often preferred for eco-friendly formulations since it biodegrades readily compared to harsher mineral acids.

Mining Flotation

In mineral processing, Citric Acid acts as a dispersant and flotation aid by modifying surface chemistry and preventing particle agglomeration. This increases recovery rates and product purity. Its dosing is carefully controlled during slurry preparation to optimize mineral separation.

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

Benefits and Advantages

Effective pH Regulation

Citric Acid stabilizes pH in formulations and processes, preventing fluctuations that could compromise product quality or chemical reactions. Its triprotic acid nature allows precise acidity adjustments, critical in sensitive applications such as pharmaceuticals and food processing.

Natural Chelating Agent

Unlike synthetic chelators, Citric Acid effectively binds metal ions while being biodegradable and safe. This capability prevents equipment fouling and enhances product stability, reducing downtime and maintenance costs in water treatment and manufacturing.

Versatility Across Industries

Its compatibility with diverse formulations—from beverages to cleaning agents—makes Citric Acid highly versatile. This flexibility allows companies to streamline sourcing by relying on one chemical to fulfill multiple functional roles.

Ease of Handling and Solubility

The white crystalline powder dissolves rapidly in water without requiring elevated temperatures or aggressive mixing, facilitating smooth manufacturing workflows. This saves energy and improves batch consistency.

Packaging Information

Citric Acid is available in robust 25 kg and 50 kg bags tailored for easy manual handling and bulk 200L drums suitable for larger industrial users. These packaging options support safe transport, long shelf life, and minimal contamination risk. Zenco Systems Ltd ensures packaging meets regional logistics requirements across Kenya, Uganda, Tanzania, and Rwanda, providing flexibility for both small-scale users and high-volume industrial clients.

Standard formats: 25kg bags, 50kg bags, 200L drums

Storage and Handling

Store Citric Acid in a cool, dry, well-ventilated area away from moisture and incompatible substances such as strong oxidizers or strong bases. Moisture exposure leads to caking, reducing flowability and complicating dosing. Use sealed containers to maintain product quality and avoid contamination. Handling requires gloves, dust masks, and good ventilation since inhalation of dust can cause irritation. Shelf life varies but maintaining dry conditions and original packaging preserves stability for at least 2 years.

Safety Information

Citric Acid is generally low hazard but can cause mild skin and eye irritation on direct contact. Use appropriate personal protective equipment including gloves and goggles during handling. Avoid inhaling dust by working in well-ventilated areas or using respiratory protection if dust concentration is high. In case of contact, rinse affected areas thoroughly with water. Refer to the Safety Data Sheet (SDS) for detailed hazard and disposal instructions. Disposal should comply with local environmental regulations to prevent chemical buildup.

Technical Specifications

pHApproximately 2.2 (0.1M aqueous solution)
GradeConfirm with supplier
PurityConfirm with supplier
Density1.665 g/cm³ (anhydrous solid)
FormulaC6H8O7
Packaging25kg bags, 50kg bags, 200L drums
AppearanceWhite crystalline powder
CAS Number77-92-9
Solubility213 g/100 mL water at 20°C
Chemical NameCitric Acid
Storage ConditionsKeep dry, cool, well-ventilated, avoid moisture

Applications

  • Food preservation
  • Pharmaceutical formulations
  • Water treatment
  • Cosmetics manufacturing
  • Cleaning products
  • Mining flotation

Technical Data Sheet (TDS)

pHApproximately 2.2 (0.1M aqueous solution)
GradeConfirm with supplier
PurityConfirm with supplier
Density1.665 g/cm³ (anhydrous solid)
FormulaC6H8O7
Packaging25kg bags, 50kg bags, 200L drums
AppearanceWhite crystalline powder
CAS Number77-92-9
Solubility213 g/100 mL water at 20°C
Chemical NameCitric Acid
Storage ConditionsKeep dry, cool, well-ventilated, avoid moisture

Product Features

  • - White crystalline powder
  • - Highly soluble in water
  • - Triprotic weak organic acid
  • - Effective metal ion chelator
  • - Biodegradable and non-toxic
  • - pH adjuster and preservative

Industries Served

  • - Food and beverage
  • - Pharmaceutical manufacturing
  • - Water treatment and utilities
  • - Cosmetics and personal care
  • - Cleaning and sanitation
  • - Mining and mineral processing

Product Overview

Frequently Asked Questions About Citric Acid

What is Citric Acid used for in industrial applications?

Citric Acid is primarily used as a pH adjuster, chelating agent, and preservative. It is essential in food processing, pharmaceuticals, water treatment, cosmetics formulation, cleaning agents, and mining flotation processes.

What purity levels are available for Citric Acid from Zenco Systems Ltd?

Purity and grade can vary depending on application needs. Confirm exact purity and grade with Zenco Systems Ltd at order time to ensure it meets your specific industrial or food-grade requirements.

How should Citric Acid be stored to maintain quality?

Store in a dry, cool place away from moisture and incompatible chemicals. Use sealed containers to prevent caking and contamination, with typical shelf life of around 2 years under recommended conditions.

Can Citric Acid supplied by Zenco be used in pharmaceutical products?

Yes, Zenco Systems Ltd supplies Citric Acid suitable for pharmaceutical use, provided customers confirm the certificate of analysis to ensure compliance with pharmacopeial standards.

What packaging sizes are available for Citric Acid in East Africa?

Common packaging includes 25kg and 50kg bags for ease of handling and 200L drums for bulk industrial use. Zenco facilitates reliable supply and logistics across Kenya, Uganda, Tanzania, and Rwanda.

Is Citric Acid safe to handle during manufacturing?

While Citric Acid is relatively safe, direct contact or inhalation of dust can cause irritation. Use gloves, eye protection, and dust masks in well-ventilated areas. Refer to the SDS for detailed safety measures.

Do you supply Citric Acid outside Kenya, such as to Uganda and Tanzania?

Yes, Zenco Systems Ltd provides reliable supply and logistics support for Citric Acid across East Africa including Uganda, Tanzania, and Rwanda to ensure consistent availability.

How soluble is Citric Acid in water for formulation purposes?

Citric Acid is highly soluble, dissolving at about 213 g per 100 mL of water at 20°C, which supports rapid dissolution in both aqueous and semi-solid formulations.

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