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Potassium Acetate

Zhishang Bio Potassium Acetate CAS 127-08-2

CAS:127-08-2 | C2H3KO2 |MW:98.14 | EINECS NO:204-822-2

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Potassium Acetate
Potassium Acetate
Potassium Acetate

Describe

Potassium acetate, also known as “potassium acetate”. Chemical formula KC2H3O2. The molecular weight is 98.15. Colorless crystal or white crystalline powder. Easily deliquescent and has a salty taste. Melting point 292 ℃, relative density 1.5725.

Potassium Acetate is soluble in water, soluble in ethanol and liquid ammonia, and insoluble in ether and acetone.

Potassium acetate solution is a catalyst with catalytic effect on the reaction of isocyanate trimerization to form polyisocyanurate. It can be used together with other catalysts such as tertiary amine and potassium isooctanoate to meet the requirements of various hard foam pouring and spraying processes. It has the characteristics of fast foaming, fast gel, etc.

Potassium Acetate powder is not mainly used in the production of penicillin potassium salt, but also as a chemical reagent.

Properties of Potassium Acetate:
1. Potassium Acetate is a colorless crystalline solid with a spicy taste.
2. Potassium acetate is a salt compound of acetic acid and potassium ions.
The use of Potassium Acetate:
Potassium acetate is widely used in chemical laboratories and industrial production.
1. Chemistry laboratory: Potassium Acetate can be used as a chemical reagent, such as for acid-base neutralization reactions, esterification, and acylation reactions.
2. Preservative: Potassium Acetate can be used as a wood preservative to extend the service life of wood.
Manufacturing method:
1. Acetic acid and potassium hydroxide reaction: Mix acetic acid solution and potassium hydroxide solution, and react at an appropriate temperature to produce Potassium Acetate. The reaction equation is CH3COOH+KOH → CH3COOK+H2O.
2. Reaction of Acetic Acid and Potassium Oxide: Mixing acetic acid with solid potassium oxide and heating the reaction can also yield Potassium Acetate. The reaction equation is 2CH3COOH+K2O → 2CH3COOK+H2O.

Product Name:Potassium Acetate
Synonyms:Potassium acetate 99.98% trace metals basis, ~100 ppm Rb, <50 ppm Cs;Potassium acetate ACS reagent, >=99.0%;
CAS:127-08-2
MF:C2H3KO2
MW:98.14
EINECS:204-822-2
Product Categories:AlphabeticalMolecular Biology;
Mol File:127-08-2.mol
Potassium Acetate Chemical Properties
Melting point 292 °C
density 1.57 g/cm3 at 25 °C (lit.)
vapor pressure <0.0000001 hPa ( 25 °C)
FEMA 2920 | POTASSIUM ACETATE
refractive index n20/D 1.370
Fp >250℃
storage temp. room temp
solubility 65% soluble in water, 35% soluble in alcohol, insoluble in most oils
form Solid
pka4.756[at 20 ℃]
Specific Gravity1.57
color White to light brown
OdorOdorless
PH Range7 – 9 at 98.2 g/l at 25 °C

Application

The main uses of Potassium Acetate

1. Snow melting and de icing field
Potassium Acetate, as an environmentally friendly snow melting agent, is widely used in airport runways, bridges, and precision instrument areas. Its freezing point can reach -60 ℃, its corrosiveness is only 1/10 of that of sodium chloride, and its harm to plants and soil is relatively small. It is an ideal substitute for traditional chloride salt snow melting agents.

In extremely cold regions, Potassium Acetate is often used in combination with potassium formate to enhance the de icing effect.

2. Application in the food industry
As a food additive (E261), Potassium Acetate mainly serves the following functions:
Acidity regulation: Potassium Acetate is used for seasoning sauces, pickled foods, and canned products

Preservation and preservation: Inhibiting mold growth in baked goods and dairy products
Foaming agent: Potassium Acetate and sodium bicarbonate synergistically used for biscuit and cake making


3. Application in the pharmaceutical field
In the medical field, it is mainly used for:
Electrolyte supplement: Potassium acetate is used to treat hypokalemia and has less gastrointestinal irritation compared to potassium chloride
Hemodialysis Fluid: Maintaining Patient Electrolyte Balance
Diuretic agent: Potassium Acetate is used in combination with potassium bicarbonate
Buffer solution: Potassium Acetate is used for drug production and laboratory reagent preparation


4. Application of Industrial Technology
Plays multiple roles in industrial production:
Petroleum and natural gas: Potassium Acetate is used as a drilling fluid additive and natural gas dehydrating agent
Electroplating industry: Potassium Acetate as a buffering agent for nickel and zinc plating processes
Chemical synthesis: esterification catalyst and raw materials for potassium salt preparation
Fireproof material: Potassium Acetate is a component of wood flame retardant and dry powder fire extinguishing agent

Related References

Manufacturer of Potassium Acetate

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