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Calcium Hypochlorite for Paper Pulp Bleaching from China Suppliers and Factory - Quality Disinfectant Solution
Product Description
- Powerful Oxidizing Agent: Effectively kills bacteria, viruses, and algae.
- Stable Solid Form: More stable than liquid bleach, easier to store and transport.
- Economical: The calcium method is a cost-efficient production process, making the product affordable for large-scale use.
Specification:
| Item | Specification |
| Active Ingredient | Calcium Hypochlorite (and related compounds) |
| Appearance | White or greyish-whte powder or granules |
| Available Chlorine | ~65%-70%(for high-test grade) |
| Solubility | Partly soluble in water,leaving a significant residue. |
| pH(1%solution) | Approximately 10-12 |
Application
Water Treatment: Disinfection of swimming pools and industrial wastewater
Bleaching: Used in the textile and pulp/paper industries for bleaching.
Sanitation: General disinfection of public areas, sanitary facilities, and livestock farms.
Algae Control: Effective in controlling algae growth in ponds and water features.
Packing
Regular packing: 40kg/45kg/50kg plastic drum
Customer-specified packaging:
Notes
⚙️ How to use:
- Golden Rule: ALWAYS add the product to water slowly while stirring. NEVER add water to the product, as it can cause a violent reaction.
- Use plastic, fiberglass, or ceramic containers. Avoid metals.
- Prepare the solution in a well-ventilated area.
- Dosage depends on the application and desired chlorine residual. For example, for pool shock treatment, a higher dose is used. Follow specific guidelines for your use case.
- Allow the insoluble residue to settle, and use the clear supernatant liquid for application to avoid clogging sprayers.
⭐ Advantages:
- Proven Technology: A classic, well-understood manufacturing process.
- Cost-Effective: Typically more affordable than sodium-method calcium hypochlorite, offering excellent value for money.
- High Strength: Despite being a mixture, it still provides a high available chlorine concentration, making it highly effective.
- Convenience: The solid form eliminates the risks and costs associated with transporting and storing liquid chlorine.
🔒 Storage Method:
- Store in a cool, dry, and well-ventilated place.
- Keep away from heat, sparks, and open flames.
- Keep container tightly closed to prevent moisture absorption, which leads to decomposition.
- Isolate from combustibles, organic materials, acids, and reducing agents.
Frequently Asked Questions
Q1: What is the main difference between the Calcium Method and the Sodium Method?
A1: The primary difference lies in the production process and product purity. The Sodium Method produces a purer grade of Calcium Hypochlorite with higher stability and less residue. The Calcium Method is more traditional and economical, but the product contains more impurities and is slightly less stable.
Q2: Why is there so much sediment when I dissolve it?
A2: This is normal. The Calcium Method product contains insoluble compounds like calcium hydroxide and calcium carbonate. These do not dissolve and will form a sediment at the bottom of the container.
Q3: Can this be used for drinking water disinfection?
A3: While technically capable of disinfecting water, the higher level of impurities and insoluble residue makes it less ideal for potable water treatment compared to purer grades. Always check local regulations.
Q4: What is the most critical safety warning?
A4: NEVER MIX WITH ACIDS (e.g., toilet bowl cleaner, vinegar). The reaction produces highly toxic chlorine gas. Always store and use it separately from all other chemicals.
Q5: How does its stability compare to liquid bleach?
A5: It is significantly more stable. Liquid bleach (sodium hypochlorite) decomposes rapidly over weeks, while solid calcium hypochlorite, when stored properly, can maintain its strength for much longer.