Potassium Acetate

Potassium Acetate is a salt of potassium and acetic acid with the chemical formula C2H3O2K.

The molecule is composed of a potassium cation (K+) and an acetate anion (C2H3O2-). The chemical symbol for potassium acetate is KAc or C2H3O2K.

Potassium acetate is a white crystalline solid that is soluble in water and has a slightly salty taste. It has a melting point of 235 °C and a boiling point of 360 °C. The molecular formula of potassium acetate is C2H3O2K, with a molecular weight of 98.14 g/mol.

It has a salty taste. Potassium Acetate is commonly used as a food preservative or flavor enhancer. Some people may find the taste of potassium acetate to be slightly bitter or sour, but this can vary depending on individual taste preferences.

WBCIL or West Bengal Chemical Industries Limited is one of the leading Potassium Acetate manufactures in India.

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Molecular Formula – C2H3KO2

Molecular Weight – 98.142 gm/mol

CAS No – 127-08-2

Shelf Life – 36 months

HSN Code –  

Packing Size – 

Storage Condition – 

Additional Info – 

1. Description White crystalline powder having a saline and slightly alkaline taste. Odorless, or has a faint acetous odor.

Deliquesces on exposure to moist air.

2. Solubility Very soluble in water, freely soluble in alcohol.
3. Identification Responds to the tests for Potassium and Acetate.
4. pH (1 in 20 solution) 7.5-8.5
5. Loss On Drying

(150°C for 2hours)

N.M.T. 7.0% w/w
6. Heavy Metals

(as Lead)

N.M.T. 0.002%
7. Sodium Content N.M.T. 0.4% w/w
8. Assay

(On Dried Basis)


99.0% w/w-100.5% w/w

Pharmaceutical & drugs

Potassium acetate is used as an active ingredient in some pharmaceutical and medical applications. Here are a few examples:

Electrolyte replacement: Potassium acetate is used as an electrolyte replacement in medical treatment of hypokalemia, which is a condition characterized by low potassium levels in the blood.

 Urinary Alkalinization: Potassium acetate is used to increase the pH of urine, making it less acidic. This is useful in treatment of some types of kidney stones and urinary tract infections.

 Cough Suppressant: Potassium acetate is used as an expectorant in some cough and cold medications to help loosen phlegm and reduce coughing.

Biochemistry uses:

Potassium acetate is a salt commonly used in biochemistry as a component in buffer solutions. Buffer solutions are solutions that maintain a stable pH in the presence of small amounts of acid or base. Potassium acetate helps regulate the pH by resisting changes in pH that would otherwise occur due to the addition of small amounts of acid or base. This makes it useful in a variety of applications such as protein purification, enzyme kinetics, and DNA extraction. Additionally, potassium acetate is also used as a cryoprotectant in the preservation of biological samples, helping to prevent damage due to freezing and thawing.

Food industry uses:

Flavor Enhancer: It can act as a flavor enhancer and help to enhance the taste and flavor of certain foods and drinks.

pH Regulator: In processed foods, it can be used to regulate the pH and act as a buffer to maintain the stability of the product.

Salt Substitute: It can be used as a salt substitute in low-sodium foods to provide a salty taste without adding too much sodium.

Firming Agent: It can be used as a firming agent to firm fruits and vegetables, such as apples and potatoes, and to improve their texture.

Meat Tenderizer: It can be used as a meat tenderizer by breaking down the proteins in meat, making it more tender and flavorful.

It is important to note that the use of potassium acetate in food products is regulated by food safety agencies such as the U.S. Food and Drug Administration (FDA) and the European Food Safety Authority (EFSA). The approved uses and recommended limits of potassium acetate in food may vary by country.

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