potassium acetate
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Category：Pharmaceutical Materials | Brand：MT
Introduction
Chemical Name: Potassium Acetate
Molecular Formula: CH3COOK
Molecular Weight: 98.14 g/mol
Appearance: White crystalline powder
Solubility: Soluble in water, slightly soluble in ethanol
Usage: Used as a food preservative, buffer in pharmaceuticals, and as a deicing agent.
Potassium acetate, with the chemical formula CH3COOK, is a white crystalline powder commonly used in various industries. It is primarily known for its applications as a food additive for preserving and controlling acidity, a component in fire extinguishers for its eco-friendly properties, and as a deicing agent with reduced environmental corrosion compared to chlorides. Potassium acetate also plays a role in medical fields, serving as a diuretic and aiding in the preservation of biological tissue samples. Its preparation typically involves reaction between potassium hydroxide or potassium carbonate and acetic acid.
| Property | Value |
|---|---|
| Chemical Formula | CH3COOK |
| CAS Number | 127-08-2 |
| Physical Properties | – |
| Appearance | White crystalline powder |
| Density | 1.57 g/cm³ at 25°C |
| Melting Point | 292°C |
| Odor | Slightly alkaline |
| Chemical Properties | – |
| Solubility | Soluble in water, methanol, ethanol, and ammonia; insoluble in ether and acetone |
| pH of Aqueous Solution | Weakly alkaline (pH ~9.7 for 0.1M solution) |
| Refractive Index | 1.370 at 20°C |
| Flammability | Combustible |
| Stability | Stable under normal conditions, but hygroscopic |
,Disclaimer: The above content is for reference and communication only among industry insiders, and does not guarantee its accuracy or completeness. According to relevant laws and regulations and the regulations of this website, units or individuals who purchase related items should obtain valid qualifications and qualification conditions.
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