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Calcium Chloride

Calcium Chloride is a versatile chemical used for de-icing, dust control, and water treatment across East Africa.

Calcium Chloride (CaCl2) belongs to the family of alkaline earth metal halides, characterized by its high solubility and strong ionic nature.

Packaging

25kg bags, 50kg bags, 200L drums

Supply Region

Kenya, East Africa

Supplier

Zenco Systems Ltd

What is Calcium Chloride?

Calcium Chloride (CaCl2) belongs to the family of alkaline earth metal halides, characterized by its high solubility and strong ionic nature. This white crystalline salt serves diverse industrial roles due to its ability to attract and retain moisture and dissolve readily in water. Across East Africa, especially in Kenya, Uganda, and Tanzania, Calcium Chloride is pivotal in agricultural chemical applications and various industrial processes.

Widely used for dust suppression on unpaved roads, the chemical’s hygroscopic properties help bind fine particles, reducing airborne dust and improving road safety. It is also a primary agent in de-icing operations, where its efficacy in lowering water freezing points keeps roads and industrial surfaces safer during cooler periods or elevated altitudes. Beyond environmental control, Calcium Chloride supports water treatment by adjusting hardness and calcium levels, critical for agricultural irrigation and industrial water systems. Furthermore, its role as a cement accelerator and a food-grade firming agent marks it as a versatile input for construction and food processing sectors. Zenco Systems Ltd supplies this essential chemical reliably within Kenya, Uganda, and Tanzania, ensuring industries access consistent quality and technical support for their operational needs.

Calcium Chloride: Detailed Product Overview

Calcium Chloride’s composition as CaCl2 manifests in its white crystalline powder form, highly soluble in water, generating an exothermic dissolution reaction. This solubility underpins many of its industrial applications, allowing for quick activity in aqueous environments. Mechanistically, the calcium ions (Ca2+) stabilize various chemical and physical systems — for example, influencing ionic strength and reducing freezing points in aqueous solutions.

Its hygroscopic nature enables it to draw moisture from the atmosphere, a property leveraged in dust control and drying applications. On roads, Calcium Chloride solutions penetrate surface materials, binding dust particles by maintaining moisture, hence reducing air pollution and surface erosion. In de-icing, its chemical interaction lowers the freezing temperature of water substantially below 0°C, preventing ice formation and facilitating safe transport and operations in colder microclimates.

Water treatment applications benefit from Calcium Chloride by supplementing calcium content and adjusting water hardness. This helps maintain the chemical balance in irrigation and industrial processes, preventing equipment scaling and corrosion. Additionally, as a cement accelerator, Calcium Chloride promotes hydration reactions, reducing setting times and enhancing early strength development. This performance trait is critical in construction schedules within variable climatic conditions common in East Africa.

Given its corrosive tendency, proper handling and storage are mandatory to preserve chemical integrity and ensure worker safety. When sourcing, industrial clients look for consistent purity, particle size, and moisture content, all affecting performance and shelf life. Zenco Systems Ltd maintains rigorous supply chain standards and offers technical consultancy to optimize application outcomes, serving East African markets with tailored Calcium Chloride grades and packaging options.

Applications and Uses of Calcium Chloride

Dust Control

Calcium Chloride is widely applied on unpaved roads and construction sites to suppress dust by absorbing moisture from the air and retaining it on surfaces. Typical solutions range from 20% to 35% concentration, sprayed directly onto roads. This controls airborne particulate matter, reduces dust-related health risks, and stabilizes road surfaces, improving vehicle traction and reducing maintenance costs.

De-icing

Used as a de-icing agent, Calcium Chloride depresses the freezing point of water down to approximately -52°C. It is spread on roads, pavements, and airports in solution or solid form during low-temperature periods to prevent ice formation. Its rapid exothermic dissolution generates heat, enhancing ice melt quickly and improving safety in cold conditions prevalent at higher altitudes or cooler regions in East Africa.

Water Treatment

In water treatment, Calcium Chloride is used to adjust calcium levels in soft water supplies, balancing hardness and reducing corrosiveness to pipes and infrastructure. This prevents leaching of metals and supports agricultural irrigation systems by maintaining essential minerals. It also improves wastewater treatment processes by facilitating coagulation and flocculation.

Food Processing

Food industry applications of Calcium Chloride focus on its firming properties. It is added during vegetable and fruit processing to enhance texture and shelf life by stabilizing cell walls. For cheese production, Calcium Chloride corrects calcium deficiencies in milk, facilitating proper curd formation and improving yield and quality.

Cement Acceleration

Calcium Chloride accelerates the hydration of Portland cement, shortening setting and curing times. Typically dosed at 1-2% by weight of cement, it promotes earlier strength development, which supports faster construction cycles. This is especially valuable in the variable climatic conditions seen in East Africa, where rapid setting improves project timelines and resource efficiency.

Industrial Drying Agent

Due to its hygroscopic property, Calcium Chloride serves as an industrial drying agent, removing moisture from gases or liquids in chemical manufacturing or packaging. Its ability to retain moisture makes it useful in air drying and desiccation processes, enhancing product stability and reducing degradation during storage and transport.

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

Benefits and Advantages

Effective Moisture Retention for Dust Suppression

Calcium Chloride excels in dust control by attracting and holding moisture on surfaces, which extends the wetness period without repeated applications. This reduces maintenance frequency and improves air quality by preventing dust emissions, leading to safer environments around roads and industrial sites.

Rapid and Reliable De-icing Performance

The chemical’s ability to lower freezing points and generate heat upon dissolution accelerates ice melting faster than many alternatives. This reliability improves operational safety during icy conditions, reducing accident risks and downtime in transportation and logistics sectors across colder zones in the region.

Versatility Across Multiple Industries

Calcium Chloride’s multifaceted properties support varied uses from construction to food processing. Its dual role in accelerating cement set times and enhancing food product texture illustrates its industrial breadth, making it a cost-effective multi-use chemical that minimizes the need for multiple specialty additives.

Optimized Water Chemistry Management

By adjusting calcium hardness efficiently, Calcium Chloride stabilizes water systems in agriculture and industry, preventing scaling and corrosion. This preserves infrastructure longevity and maintains optimal conditions for crop irrigation, ensuring better resource use and operational stability.

Packaging Information

Zenco Systems Ltd supplies Calcium Chloride in practical packaging tailored for East African logistical needs. Standard options include 25kg and 50kg multi-layered polypropylene bags designed for durability and moisture resistance. For bulk industrial or agricultural use, 200L drums are also available, facilitating easier handling and storage. These packaging sizes balance transport efficiency across Kenya, Uganda, Tanzania, Rwanda, and neighboring countries, supporting both small-scale and large-scale operations with consistent availability.

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

Storage and Handling

Store Calcium Chloride in a cool, dry, and well-ventilated area to prevent moisture absorption and caking. Keep containers sealed tightly and away from incompatible substances like strong acids or oxidizing agents. Use corrosion-resistant containers such as polyethylene or metal lined with anti-corrosive coatings. Avoid high humidity environments to maintain free-flowing quality and shelf life. When handling, wear appropriate protective gloves and eye protection to avoid irritation caused by this highly hygroscopic and mildly corrosive salt.

Technical Specifications

GradeConfirm with supplier
PurityConfirm with supplier
DensityApprox. 2.15 g/cm³ (anhydrous)
FormulaCaCl2
Packaging25kg bags, 50kg bags, 200L drums
AppearanceWhite crystalline powder
CAS Number10043-52-4
SolubilityHighly soluble in water
Chemical NameCalcium Chloride
pH (1% solution)Approximately 8 - 9
Storage ConditionsStore in a cool, dry place away from moisture

Applications

  • Dust control
  • De-icing
  • Water treatment
  • Food processing
  • Cement acceleration
  • Industrial drying agent

Technical Data Sheet (TDS)

GradeConfirm with supplier
PurityConfirm with supplier
DensityApprox. 2.15 g/cm³ (anhydrous)
FormulaCaCl2
Packaging25kg bags, 50kg bags, 200L drums
AppearanceWhite crystalline powder
CAS Number10043-52-4
SolubilityHighly soluble in water
Chemical NameCalcium Chloride
pH (1% solution)Approximately 8 - 9
Storage ConditionsStore in a cool, dry place away from moisture

Product Features

  • - Highly soluble white crystalline powder
  • - Strong hygroscopic moisture retention
  • - Exothermic dissolution in water
  • - Effective freezing point depression
  • - Promotes cement hydration acceleration
  • - Adjusts water hardness efficiently

Industries Served

  • - Construction and cement
  • - Agriculture and irrigation
  • - Food processing
  • - Water treatment
  • - Road maintenance and transport
  • - Chemical manufacturing

Product Overview

Frequently Asked Questions About Calcium Chloride

What is the typical dosage for Calcium Chloride in dust control?

Calcium Chloride is generally applied as a 20-35% aqueous solution on unpaved roads. Dosage depends on road conditions but usually ranges between 5 to 15 liters per square meter.

Is Calcium Chloride provided by Zenco Systems Ltd food grade?

Calcium Chloride supplied can meet food-grade requirements. Confirm with Zenco Systems Ltd at order about specific food-grade certifications and purity.

How should Calcium Chloride be stored to prevent degradation?

Store in a sealed, moisture-proof container, away from humidity and incompatible substances like strong acids. Cool, dry environments preserve quality.

Do you supply Calcium Chloride outside Kenya?

Yes, Zenco Systems Ltd supplies Calcium Chloride across East Africa including Uganda, Tanzania, Rwanda, and neighboring countries via established logistics channels.

What personal protective equipment is recommended when handling Calcium Chloride?

Wear gloves, eye protection, and protective clothing to avoid skin and eye irritation due to its corrosive and hygroscopic nature.

Can Calcium Chloride be used to accelerate cement set times in tropical climates?

Yes, Calcium Chloride effectively accelerates cement hydration and setting even in warmer climates, helping reduce construction cycle times.

What packaging options are available for Calcium Chloride?

Standard packaging includes 25kg and 50kg bags and 200L drums for bulk industrial or agricultural use.

How does Calcium Chloride improve water treatment processes?

It adjusts calcium hardness in water, reducing corrosiveness and scaling, improving system longevity and agricultural irrigation quality.

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