Acidulants

Potassium Diacetate | Premium-Quality Preservative & Food Additive Supplier | CAS 4251-29-0

  • Type acidulant
  • E No. 224-217-7
  • CAS No. 4251-29-0
  • Qty in 20' FCL 22MTs
  • Packaging 25kg bags

📌 Detailed Introduction of Potassium Diacetate

✔ What is Potassium Diacetate?

Potassium Diacetate is a potassium salt of diacetic acid, commonly used as a food preservative and acidity regulator. It is known for its antimicrobial properties and is widely applied in processed meat, baked goods, sauces, and dairy products to prevent microbial contamination and extend shelf life.

✔ CAS Number & Chemical Formula:

  • CAS Number: 4251-29-0

  • Chemical Formula: C₄H₇KO₄

  • Molecular Weight: 158.2 g/mol


📌 Product Specifications

PropertySpecification
AppearanceWhite crystalline powder
Purity (%)≥ 98.0%
pH (1% solution)7.5 – 9.0
SolubilitySoluble in water
Moisture Content (%)≤ 2.0%
Acetic Acid Content (%)58 – 60%
Potassium Content (%)21 – 23%
Heavy Metals (ppm)≤ 10 ppm
Packing25kg fiber drums or customized packaging

📌 Applications of Potassium Diacetate

✔ Food Industry (Preservative & Acidity Regulator) – E261

  • Processed Meat & Poultry: Prevents microbial growth, enhances shelf life, and controls acidity.

  • Baked Goods & Dough Conditioners: Acts as a mold inhibitor in bread, cakes, and pastries.

  • Dairy Products & Cheese: Helps regulate acidity and prevents bacterial contamination.

  • Condiments & Sauces: Maintains pH balance and prevents spoilage in dressings and sauces.

✔ Animal Feed Industry

  • Used as a feed preservative to prevent microbial growth in livestock and poultry feed.

✔ Other Industrial Applications

  • Functions as a buffering agent in various industrial applications.

  • Used in some pharmaceutical formulations for its acidity-regulating properties.


📌 How Does Potassium Diacetate Work?

  1. Antimicrobial Activity: Inhibits bacterial and fungal growth by disrupting microbial metabolism.

  2. pH Regulation: Helps control acidity levels in food and feed, preventing spoilage.

  3. Mold Inhibition: Effectively reduces mold growth in bakery products and processed foods.


📌 Production Method & Raw Materials

✔ Raw Materials Used:

  • Acetic Acid

  • Potassium Hydroxide

✔ Production Process:

  1. Neutralization: Acetic acid reacts with potassium hydroxide to form potassium diacetate.

  2. Purification: The solution is filtered to remove impurities.

  3. Drying & Crystallization: The purified solution is dried to obtain white crystalline powder.

  4. Quality Control & Packaging: The final product undergoes strict quality checks before being packaged.


📌 Famous Potassium Diacetate Brands Worldwide

  • Niacet (Netherlands, USA – Kerry Group)

  • Jungbunzlauer (Switzerland)

  • Jiangsu Khonor Chemicals Co., Limited (China)


📌 Why Choose Jiangsu Khonor Chemicals Co., Limited?

High-Purity Potassium Diacetate (≥ 98.0%)
GMP & ISO-Certified Manufacturing
Competitive Pricing & Bulk Supply
Custom Packaging & Fast Global Shipping


📌 Order High-Quality Potassium Diacetate from Jiangsu Khonor Chemicals Co., Limited!

Looking for a trusted Potassium Diacetate supplier? Jiangsu Khonor Chemicals Co., Limited provides bulk supply of premium-grade Potassium Diacetate for food, feed, and industrial applications.

📞 Contact us today for a free quote & sample!


Name

Potassium Diacetate

Appearance

Crystalline powder

Molecular weight

157.19

Molecular formula

CH3COOH.CH3COOK

CAS No.

4251-29-0

EINECS

224-217-7

Free Acetic Acid                     %

36.0-38.0

Potassium Acetate                 %

61.0-64.0

Water                                     ≤%

1.0

Formic acid / formate / other oxidized subs. (as formic acid)  ≤%

0.1%

Heavy metal (as Pb)            ≤%       

0.001

Lead                                    ≤%

0.0002

Arsenic                                ≤%

0.0003

Mercury                               ≤%

0.0001

pH(10% solution)

4.5-5

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