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Potassium carbonate (K2CO3) is a versatile chemical compound with various applications across different industries. Here are some common uses and applications of potassium carbonate:
Soap and Glass Production:
Soft Soap Production: Potassium carbonate is used in the production of soft soaps. It reacts with fatty acids to form potassium soap, which is water-soluble.
Glass Manufacturing: It is employed as a flux in glass manufacturing processes, helping to lower the melting point of silica and other raw materials.
Potash Fertilizers:
Potassium carbonate is a source of potassium, an essential nutrient for plant growth. It is used in the production of potash fertilizers to enhance soil fertility and promote crop yield.
pH Regulation and Buffering Agent:
In various industrial processes, potassium carbonate is used as a pH regulator and buffering agent. It helps control the acidity or alkalinity of solutions.
Food Additive:
Potassium carbonate is approved as a food additive (E501) in some countries. It may be used as a leavening agent in baking and as an alkalizing agent in certain food products.
Textile Industry:
In the textile industry, potassium carbonate is used as a dyeing auxiliary and a softening agent for fabrics.
Metal Cleaning and Electrolyte:
Potassium carbonate is used in cleaning products, especially for metals, as it can help remove impurities and oxides from metal surfaces.
It is also employed as an electrolyte in some electrochemical processes.
Photography:
In black and white photography, potassium carbonate is used as an alkaline processing agent in the development of film and prints.
Fire Extinguisher Additive:
It is used in certain types of fire extinguishers as an additive to enhance the effectiveness of extinguishing agents.
De-icer:
Potassium carbonate is sometimes used as a de-icing agent for roads and sidewalks in winter. It can help melt ice and snow.
Carbon Capture:
In some research and industrial processes, potassium carbonate is explored as a potential absorbent for capturing carbon dioxide (CO2).
📌 Detailed Introduction of Potassium Carbonate (Technical Grade)
✔ What is Potassium Carbonate?
Potassium Carbonate (K₂CO₃) is a white, hygroscopic, water-soluble alkaline salt commonly used in industrial applications. It is valued for its alkalinity, buffering capacity, and solubility, making it an essential chemical in glass production, ceramic glazes, detergents, and agricultural formulations.
✔ CAS Number & Chemical Formula:
CAS Number: 584-08-7
Chemical Formula: K₂CO₃
📌 Applications of Potassium Carbonate (Technical Grade)
✔ Glass & Ceramics Industry
Acts as a key ingredient in high-quality glass production to improve clarity, durability, and chemical resistance.
Used in ceramic glazes to enhance smoothness, gloss, and thermal stability.
✔ Detergents & Cleaning Products
Commonly used in liquid soaps, dishwashing liquids, and industrial cleaners due to its alkalinity and water-softening properties.
Improves emulsification and grease removal efficiency.
✔ Water Treatment & pH Adjustment
Used in industrial water treatment systems to neutralize acidity and prevent corrosion.
Helps stabilize pH in chemical processes.
✔ Fertilizer Industry
Serves as a potassium source in liquid fertilizers to improve plant growth and soil quality.
Compatible with other agricultural nutrient formulations.
✔ Chemical Processing & Pharmaceuticals
Used as a precursor in the production of potassium-based chemicals.
In some pharmaceutical applications, it is used as a pH buffer or intermediate compound.
📌 Production Method & Raw Materials
✔ Raw Materials Used:
Potassium Hydroxide (KOH)
Carbon Dioxide (CO₂)
✔ Production Process:
Carbonation Reaction: Potassium hydroxide (KOH) reacts with carbon dioxide (CO₂) to form potassium carbonate (K₂CO₃).
Filtration & Purification: Impurities are removed to enhance product purity.
Drying & Granulation: The material is processed into a fine powder or granular form.
Quality Testing & Packaging: The final product is inspected for purity and performance standards.
📌 Product Specifications (Technical Grade)
| Property | Technical Grade |
|---|---|
| Appearance | White crystalline powder |
| Assay (K₂CO₃, %) | ≥ 98.0% |
| Chloride (Cl⁻, %) | ≤ 0.05% |
| Sulphate (SO₄²⁻, %) | ≤ 0.05% |
| Insoluble Matter | ≤ 0.02% |
| Iron (Fe, %) | ≤ 0.005% |
| pH (10% solution) | 11.5 – 12.5 |
| Loss on Drying (% at 130°C) | ≤ 1.0% |
| Packaging | 25kg bag or bulk |
| Shelf Life | 24 months |
📌 Famous Potassium Carbonate Brands Worldwide
Evonik Industries (Germany)
Solvay (Belgium)
Tata Chemicals (India)
OCI Company Ltd. (South Korea)
Jiangsu Khonor Chemicals Co., Limited (China)
📌 Why Choose Jiangsu Khonor Chemicals Co., Limited?
✔ High-Purity Potassium Carbonate – Ideal for industrial and manufacturing applications
✔ Competitive Pricing – Direct factory supply for cost-effective solutions
✔ Strict Quality Control – Compliance with international industrial standards
✔ Flexible Packaging & Global Shipping
📌 Order High-Quality Potassium Carbonate Today!
Looking for a reliable supplier of technical-grade Potassium Carbonate? Jiangsu Khonor Chemicals Co., Limited provides premium K₂CO₃ for industrial applications at competitive prices.
📞 Contact us today for bulk pricing, technical support, and sample requests!