Potassium acetate
Potassium acetate (CAS: 127-08-2), with the molecular formula CH3COOK and a molecular weight of 98.14 g/mol, is a potassium salt of acetic acid. This inorganic salt appears as a white crystalline solid. It is primarily utilised as a synthetic reagent in chemical processes and as an inorganic salt in various laboratory applications.

Chemical Synthesis
Potassium acetate serves as a versatile reagent in organic synthesis. It can be employed as a nucleophilic acetate source or as a base in various reactions.
Laboratory Reagent
As an inorganic salt, it is frequently used in laboratories for buffer solutions, in analytical chemistry, and as a component in specific experimental setups.
De-icing Agent
In certain applications, potassium acetate can be used as an environmentally friendlier alternative to chloride salts for de-icing runways and roads due to its lower corrosivity.
| Molecular weight | 98.14 |
|---|---|
| Linear formula | CH3COOK |
| Assay | ≥99.0% |
| Grade | JIS special grade |
| Density | 1.57 g/cm3 at 25 °C(lit.) |
| pH | 6.5-9.0 (25 °C, 5%) |
| Concentration | 5 M in H2O |
| Impurities tested | ≤0.005% insolubles |
| Suitability | complies for IR spectroscopy |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 1 |
| Cation traces | Ca: ≤0.005%Fe: ≤5 ppmMg: ≤0.002%Na: ≤0.03%heavy metals: ≤5 ppm (as Pb) |
| Anion traces | chloride (Cl-): ≤0.003%phosphate (PO43-): ≤0.001%sulfate (SO42-): ≤0.002% |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Availability | available only in Japan |
|---|---|
| Uv Absorption | λ: 260 nm Amax: 0.04λ: 280 nm Amax: 0.02 |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Potassium Acetate used for?
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Potassium acetate is primarily used as a synthetic reagent in chemical synthesis and as an inorganic salt in laboratory applications. It also finds use as a de-icing agent.
What is the CAS number and formula for Potassium Acetate?
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The CAS number for Potassium Acetate is 127-08-2, and its linear formula is CH3COOK.
What grade and purity does Tech Serve Solutions supply for Potassium Acetate?
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Tech Serve Solutions supplies Potassium Acetate in JIS special grade with an assay of ≥99.0%.
How should Potassium Acetate be handled safely?
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When handling Potassium Acetate, it is advisable to use eyeshields and gloves. Ensure adequate ventilation and use a type N95 (US) or type P1 (EN143) respirator filter if needed. Refer to the safety data sheet for comprehensive handling information.
Is Potassium Acetate available for export?
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This specific grade of Potassium Acetate is currently available only in Japan.
How can I request a quote or sample for Potassium Acetate?
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Please contact our sales team through the website to request a quote or a sample for Potassium Acetate.
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