Emulsifier

Potassium Carbonate (Food & Technical Grade) – Premium Alkali for Industrial & Food Applications

  • Type Food additive
  • E No. E501(i)
  • CAS No. 584-08-7
  • Qty in 20' FCL 27MTs
  • Packaging 25kg bags

📌 Detailed Introduction of Potassium Carbonate

✔ What is Potassium Carbonate?

Potassium Carbonate (K₂CO₃) is a white, hygroscopic, water-soluble alkaline salt that is commonly used in food processing, glass manufacturing, detergents, fertilizers, and pharmaceutical formulations. It is known for its alkalinity and buffering properties, making it an essential chemical in many industrial and commercial applications.

✔ CAS Number & Chemical Formula:

  • CAS Number: 584-08-7

  • Chemical Formula: K₂CO₃


📌 Applications of Potassium Carbonate

✔ Food Industry (Food Grade)

  • Used as a food additive (E501) and pH regulator in baking, noodle production, cocoa processing, and caramel color production.

  • Acts as a leavening agent in biscuits, cakes, and traditional Asian food products.

  • Enhances the texture of noodles and improves the elasticity of dough in baked goods.

✔ Glass & Ceramics Industry

  • Potassium carbonate is a key ingredient in the production of high-quality glass, including optical glass, specialty glass, and ceramic glazes.

  • Helps improve glass transparency and durability.

✔ Fertilizer Industry

  • Serves as a source of potassium (K) in liquid fertilizers, promoting plant growth and improving soil fertility.

  • Used in potassium-based agricultural formulations to enhance crop yield.

✔ Detergent & Cleaning Products

  • Used in liquid soaps and detergents as a pH regulator and water softener.

  • Helps remove grease and stains effectively due to its strong alkalinity.

✔ Water Treatment & pH Adjustment

  • Used in industrial water treatment to neutralize acidity and maintain proper alkaline balance.

  • Helps control corrosion in pipelines and boiler systems.

✔ Pharmaceutical & Chemical Industry

  • Used in pharmaceutical formulations as an active ingredient or pH buffer.

  • Serves as a raw material for potassium-based chemicals.


📌 Production Method & Raw Materials

✔ Raw Materials Used:

  • Potassium Hydroxide (KOH)

  • Carbon Dioxide (CO₂)

✔ Production Process:

  1. Carbonation Reaction: Potassium hydroxide (KOH) reacts with carbon dioxide (CO₂) to form potassium carbonate (K₂CO₃).

  2. Purification: The product is filtered and purified to remove impurities.

  3. Drying & Granulation: The solution is dried and processed into the desired particle size.

  4. Quality Testing & Packaging: The final product undergoes strict quality control before packaging.


📌 Product Specifications

PropertyFood GradeTechnical Grade
AppearanceWhite crystalline powderWhite crystalline powder
Assay (K₂CO₃, %)≥ 99.0%≥ 98.0%
Chloride (Cl⁻, %)≤ 0.01%≤ 0.05%
Sulphate (SO₄²⁻, %)≤ 0.01%≤ 0.05%
Insoluble Matter≤ 0.005%≤ 0.02%
Iron (Fe, %)≤ 0.001%≤ 0.005%
pH (10% solution)11.5 – 12.511.5 – 12.5
Loss on Drying (% at 130°C)≤ 0.5%≤ 1.0%
Packaging25kg bag or bulk25kg bag or bulk
Shelf Life24 months24 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 – Available in food and technical grade
Competitive Pricing – Direct factory supply for cost-effective solutions
Strict Quality Control – Compliance with international standards (FCC, E501, ISO, etc.)
Flexible Packaging & Fast Global Shipping


📌 Order High-Quality Potassium Carbonate Today!

Looking for a trusted Potassium Carbonate supplier? Jiangsu Khonor Chemicals Co., Limited offers premium food-grade and technical-grade Potassium Carbonate for various industries.

📞 Contact us today for bulk pricing, samples, and technical support!


Food-grade potassium carbonate (K2CO3) has established itself as a crucial ingredient in the food industry, contributing to various processes and enhancing the quality of numerous food products. This alkaline salt is recognized for its safety, efficacy, and diverse applications, making it a valuable asset in food manufacturing.

1. pH Regulation and Acidity Control:One of the primary applications of food-grade potassium carbonate is as a pH regulator. Its alkaline nature allows it to efficiently control and adjust the acidity of food products. This is particularly important in the production of baked goods, where it contributes to leavening and influences the texture and flavor of the final product.

2. Baking and Leavening Agent:Potassium carbonate serves as a leavening agent in the baking industry. When combined with acids, it releases carbon dioxide, promoting dough rising and creating a light, airy texture in baked goods. Its use is prevalent in the production of cookies, crackers, and certain types of bread.

3. Neutralization of Acids:In food processing, potassium carbonate is employed for neutralizing acids, thereby stabilizing the pH of various food formulations. This is especially relevant in the preparation of sauces, condiments, and certain beverages where maintaining the desired acidity is crucial for taste and stability.

4. Cocoa Processing:The chocolate industry benefits from the use of potassium carbonate in the alkalization or "Dutch process" of cocoa. This process modifies the color, taste, and solubility of cocoa powder, resulting in a smoother and milder flavor.

5. Noodle Manufacturing:Food-grade potassium carbonate plays a role in the production of noodles, particularly in Asian cuisine. It contributes to the unique texture and firmness of noodles, enhancing their overall quality.

6. Pickling and Fermentation:In pickling applications, potassium carbonate aids in controlling the pH of the brine, ensuring the preservation of fruits and vegetables. It also supports fermentation processes, influencing the development of flavors in fermented food products.

7. Cheese Making:Certain types of cheeses benefit from the use of potassium carbonate in their production. It helps in regulating pH during the cheese-making process, contributing to the desired texture and flavor characteristics.

8. Regulatory Compliance and Safety:Food-grade potassium carbonate adheres to strict regulatory standards and is recognized as safe for consumption when used within established limits. Its inclusion in food products is subject to compliance with food safety regulations to ensure consumer well-being.

NamePotassium Carbonate
AppearanceWhite crystalline powder
Bulk density2.428g/cm3
Melting point891℃
Relative molecule weight138.21
Molecule formulaK2CO3
Cas No.584-08-7
Content (Dry Basis)              ≥%99
Chlorides  (As KCl)               ≤%0.015
Sulfur compound  (K2SO4)  ≤%0.01
Fe                                          ≤%0.001
Water Insolubles                    ≤%0.02
Heavy metal (Pb)                   ≤%0.001
Arsenic(As)                            ≤%0.0002
Loss on Ignition                     ≤%0.6


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