Description
Calcium Hypochlorite Supplier | Bulk Water Treatment Chemicals | Nwans Chemicals
High-Quality Calcium Hypochlorite for Industrial Applications
Looking for a reliable Calcium Hypochlorite Supplier in South Africa? Nwans Chemicals supplies premium-quality Calcium Hypochlorite for industrial, municipal, mining, food processing, and water treatment applications across South Africa, Africa, and international markets. Our high-performance Bulk Calcium Hypochlorite is manufactured to meet strict quality standards and is ideal for Calcium Hypochlorite Water Treatment, Calcium Hypochlorite for Water Purification, and Calcium Hypochlorite for Drinking Water Treatment.
As a trusted industrial chemical supplier, we provide dependable supply, competitive pricing, export-ready packaging, and comprehensive technical documentation. Explore our full range of Industrial Chemicals, Water Treatment Chemicals, and Mining Chemicals to find the right solution for your business.
Product Overview
Calcium Hypochlorite (Chemical Formula: Ca(OCl)₂) is a highly effective chlorine-based oxidising and disinfecting agent used worldwide for water treatment, sanitation, bleaching, and industrial disinfection. It is available as a white granular product containing approximately 65–70% available chlorine, making it one of the most efficient solid chlorine products for commercial and industrial use.
Nwans Chemicals supplies Calcium Hypochlorite Granular to municipalities, mining companies, chemical distributors, food processors, healthcare facilities, swimming pool operators, and manufacturing industries. Whether you need a once-off order or a long-term supply contract, we deliver consistent product quality backed by responsive customer support.
For additional technical information on Calcium Hypochlorite, refer to:
- World Health Organization (WHO).
- US Environmental Protection Agency (EPA)
- PubChem – Calcium Hypochlorite.
- European Chemicals Agency (ECHA)
For more industrial chemical solutions, visit our Products page or explore our Services.
Key Features & Benefits
- High available chlorine content (65–70%)
- Powerful disinfectant and oxidising agent
- Excellent performance in water treatment applications
- Suitable for potable water disinfection
- Effective against bacteria, viruses, algae, and fungi
- Long shelf life when properly stored
- Available in bulk and export quantities
- Consistent industrial-grade quality
- Competitive Calcium Hypochlorite Bulk Price
- Supported by Technical Data Sheets (TDS), Safety Data Sheets (SDS), and Certificates of Analysis (COA)
Technical Specifications
| Property | Specification |
|---|---|
| Product Name | Calcium Hypochlorite |
| Chemical Formula | Ca(OCl)₂ |
| CAS Number | 7778-54-3 |
| EC Number | 231-908-7 |
| Appearance | White Granular Powder |
| Available Chlorine | 65–70% |
| Product Form | Granular |
| Grade | Industrial Grade |
| Solubility | Soluble in Water |
| pH (1% Solution) | 10–12 |
| Shelf Life | Up to 24 Months |
| Storage | Cool, dry, well-ventilated area away from acids, moisture, and combustible materials |
Technical specifications may vary slightly depending on the manufacturer. Product-specific TDS, SDS, and COA are available upon request.
Packaging Options
| Packaging | Availability |
|---|---|
| 25 kg Plastic Drums | Available |
| 45 kg Plastic Drums | Available |
| 50 kg Plastic Drums | Available |
| Export Packaging | Available |
| Bulk Orders | Available |
| Custom Packaging | Available Upon Request |
Product Applications
Calcium Hypochlorite Water Treatment
Calcium Hypochlorite is extensively used by municipal water authorities and industrial water treatment facilities to disinfect raw and potable water. It effectively eliminates bacteria, viruses, algae, and harmful microorganisms while maintaining safe water quality.
Businesses involved in water treatment may also be interested in our Sodium Hypochlorite and Caustic Soda products.
Calcium Hypochlorite for Drinking Water Treatment
One of the most important uses of Calcium Hypochlorite in water treatment is the disinfection of drinking water. The product is widely used by municipalities, emergency water treatment projects, rural water supply schemes, and humanitarian organisations.
According to the World Health Organization (WHO), effective water disinfection is essential for preventing waterborne diseases and maintaining safe drinking water supplies.
Calcium Hypochlorite for Water Purification
Calcium Hypochlorite provides reliable chlorination for industrial and commercial water purification systems. It rapidly destroys harmful microorganisms and helps maintain microbiological safety throughout the water distribution process.
The US Environmental Protection Agency (EPA) recognises chlorination as one of the most effective methods for water disinfection.
Wastewater Treatment
Industrial and municipal wastewater treatment facilities use Calcium Hypochlorite to disinfect treated effluent before discharge or reuse. It also assists in controlling odours and reducing biological contamination.
Our Water Treatment Chemicals portfolio includes complementary products for complete treatment solutions.
Industrial Disinfection
Manufacturing plants, chemical processing facilities, food factories, hospitals, and commercial sanitation companies use Calcium Hypochlorite to disinfect:
- Production equipment
- Water storage tanks
- Cooling towers
- Pipelines
- Processing facilities
For industrial cleaning applications, customers frequently purchase Hydrochloric Acid and Caustic Soda alongside Calcium Hypochlorite.
Food Processing
Food and beverage manufacturers use Calcium Hypochlorite for equipment sanitation and water treatment, helping maintain hygienic production environments while complying with food safety requirements.
Swimming Pool Disinfection
Calcium Hypochlorite 70 Granular is commonly used to disinfect commercial swimming pools, maintaining chlorine levels and preventing algae growth while ensuring safe recreational water.
Agriculture
Agricultural operations use Calcium Hypochlorite to disinfect irrigation systems, livestock facilities, storage tanks, and agricultural equipment to improve biosecurity and water quality.
Industries Served
Nwans Chemicals supplies Calcium Hypochlorite to a wide range of industries, including:
- Municipal Water Authorities
- Water Treatment Companies
- Wastewater Treatment Plants
- Mining Operations
- Food & Beverage Manufacturers
- Chemical Manufacturers
- Agriculture & Irrigation
- Healthcare Facilities
- Swimming Pool Maintenance Companies
- Paper & Pulp Industry
- Textile Industry
- Chemical Distributors
Learn more about the industries we serve by visiting our Industries page.
Why Choose Nwans Chemicals?
Nwans Chemicals is committed to supplying premium industrial chemicals supported by dependable service and technical expertise.
When you choose us as your Calcium Hypochlorite Supplier, you benefit from:
- Premium industrial-grade quality
- Reliable bulk supply
- Competitive pricing
- Fast quotation turnaround
- Export-ready documentation
- Flexible packaging options
- Technical product support
- Professional customer service
- Reliable logistics across South Africa and Africa
- Long-term supply partnerships
Our extensive product portfolio also includes:
Storage and Handling
Proper storage and handling of Calcium Hypochlorite are essential to maintain product quality, preserve available chlorine content, and ensure safe use. As a strong oxidising agent, Calcium Hypochlorite should always be handled in accordance with the product’s Safety Data Sheet (SDS) and applicable safety regulations.
Storage Recommendations
Store Calcium Hypochlorite in its original, tightly sealed container in a cool, dry, and well-ventilated area away from direct sunlight, heat sources, moisture, and humidity. Keep the product separate from acids, organic materials, reducing agents, combustible substances, and other incompatible chemicals to prevent hazardous reactions. Always store containers upright and inspect them regularly for damage or signs of contamination.
Recommended Storage Conditions:
- Store in a cool, dry, well-ventilated warehouse.
- Protect from moisture and direct sunlight.
- Keep containers tightly closed when not in use.
- Store away from acids, ammonia, fuels, oils, and combustible materials.
- Keep out of reach of unauthorised personnel and children.
- Rotate stock using the First-In, First-Out (FIFO) inventory method.
Safety Precautions
Calcium Hypochlorite is a powerful oxidising chemical and should be handled using appropriate personal protective equipment (PPE). Avoid inhalation of dust and prevent contact with skin, eyes, and clothing. Never mix Calcium Hypochlorite with acids, ammonia, or other incompatible chemicals, as this may release hazardous chlorine gas.
Recommended Personal Protective Equipment (PPE):
- Chemical-resistant gloves
- Safety goggles or face shield
- Protective clothing
- Safety footwear
- Respiratory protection where dust exposure may occur
Always follow the recommendations provided in the product’s Safety Data Sheet (SDS) and local occupational health and safety regulations.
Shelf Life
When stored under recommended conditions in its original sealed packaging, Calcium Hypochlorite typically has a shelf life of up to 24 months. Over time, the available chlorine content may gradually decrease, particularly if the product is exposed to heat, moisture, or improper storage conditions.
To maintain optimum performance, Nwans Chemicals recommends storing the product in a controlled environment and using older stock before newly received inventory. Technical Data Sheets (TDS), Safety Data Sheets (SDS), and Certificates of Analysis (COA) are available upon request to support safe storage, handling, and application.
Frequently Asked Questions
What is Calcium Hypochlorite?
Calcium Hypochlorite is a chlorine-based oxidising and disinfecting chemical used for water treatment, sanitation, bleaching, and industrial disinfection.
What is Calcium Hypochlorite used for?
It is commonly used for drinking water treatment, wastewater treatment, swimming pool disinfection, industrial sanitation, and food processing.
Is Calcium Hypochlorite suitable for drinking water treatment?
Yes. When used according to approved dosing guidelines, it is widely used for municipal and emergency drinking water disinfection.
What is the available chlorine content?
Industrial-grade Calcium Hypochlorite typically contains between 65% and 70% available chlorine.
Can I buy Calcium Hypochlorite in bulk?
Yes. Nwans Chemicals supplies bulk quantities for industrial, municipal, and commercial customers.
What packaging options are available?
We supply 25 kg, 45 kg, and 50 kg plastic drums, export packaging, and customised packaging solutions.
Do you supply international customers?
Yes. We supply customers throughout South Africa, Africa, and selected international markets.
Is technical documentation available?
Yes. We provide TDS, SDS, and COA documentation upon request.
Request a Quote
Partner with Nwans Chemicals, your trusted Calcium Hypochlorite Supplier, for premium industrial water treatment and disinfection chemicals.
Whether you require Bulk Calcium Hypochlorite for municipal water treatment, industrial sanitation, food processing, mining, or commercial applications, our experienced team is ready to assist.
- Competitive quotation
- Technical Data Sheet (TDS)
- Safety Data Sheet (SDS)
- Certificate of Analysis (COA)
- Bulk supply pricing
- Export enquiries
Nwans Chemicals is committed to supplying high-quality Calcium Hypochlorite products with reliable service, competitive pricing, and dependable delivery to customers across South Africa, Africa, and global markets.



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