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Specifications
|
Appearance |
White square crystal |
|
Content |
99.0% min |
|
SO₄²⁻ (Sulfate) |
0.01% max |
|
KCl |
0.01% max |
|
Free F⁻ (Fluoride) |
0.5% max |
|
KF (Karl Fischer Water) |
0.3% max |
|
Fe (Iron) |
0.01% max |
|
Pb (Lead) |
0.001% max |
|
Water |
0.3% max |
|
SiO₂ (Silicon Dioxide) |
0.02% max |
Transport Information
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Parameter |
Specification |
|
UN Number |
3260 |
|
Class |
8 |
|
Packing Group |
II |
|
H.S. Code |
2826909090303 |
|
Stability & Reactivity |
The product is chemically stable under standard ambient conditions. |
|
Storage |
Tightly closed. Store in a closed, dry, ventilated place |
|
Condition to Avoid |
|
|
Package |
Manufacturing Information
|
Parameter |
Specification |
|
Capacity |
1MT/month |
|
Frequency |
|
|
Main Export Countries |
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|
Capacity/Batch |
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|
Experience |
Production since 2009 |
|
Stock |
Introduction
Potassium hexafluorophosphate丨CAS 17084-13-8 is an inorganic salt comprising a potassium cation (K⁺) and a hexafluorophosphate anion (PF₆⁻). It is a stable, non-coordinating electrolyte salt widely used in electrochemistry, organic synthesis, and materials science. Due to its excellent chemical stability and ionic conductivity, it is a preferred salt for applications requiring inert counterions.
Applications
1. Electrolyte in Electrochemistry
● Used as an electrolyte salt in non-aqueous electrochemical systems, such as lithium-ion batteries, supercapacitors, and electrochemical sensors.
● Provides high ionic conductivity and chemical stability in solvents like acetonitrile and propylene carbonate.
● Serves as an alternative to other PF₆⁻ salts like lithium hexafluorophosphate (LiPF₆) in some research contexts.
2. Phase Transfer Catalyst and Salt in Organic Synthesis
● Used as a source of the hexafluorophosphate anion in salt metathesis reactions, helping to introduce PF₆⁻ into organic and organometallic complexes.
● Acts as a counterion to stabilize cationic transition metal complexes or organic cations.
● Important in preparing ionic liquids and catalysts with improved solubility and stability.
3. Ionic Liquid and Materials Chemistry
● Potassium hexafluorophosphate丨CAS 17084-13-8 can be a precursor or component in synthesizing ionic liquids and ionic polymers that contain the PF₆⁻ anion.
● These materials have applications in energy storage, sensors, and advanced materials.
4. Analytical Chemistry
● Used in electrochemical studies and instrument calibration due to its stable ionic properties.
● Applied in ion-exchange chromatography and other separation techniques.
Benefits
1. Chemical and Thermal Stability
● PF₆⁻ is a large, inert anion with strong resistance to hydrolysis and oxidation.
● Potassium hexafluorophosphate remains stable under a wide range of conditions, including elevated temperatures.
2. Non-Coordinating Anion
● PF₆⁻ does not strongly coordinate to metal centers, allowing it to act as a spectator ion that stabilizes reactive cations without interfering in reactions.
● This feature is valuable in catalysis and organometallic chemistry.
3. High Ionic Conductivity
● The salt dissociates well in polar organic solvents, enabling effective ionic transport.
● Essential for electrolyte formulations in batteries and capacitors.
4. Versatility
● Useful in both academic research and industrial applications, from synthetic chemistry to materials science.
● Compatible with a variety of solvents and reaction conditions.
Conclusion
Potassium hexafluorophosphate丨CAS 17084-13-8 is a stable, versatile inorganic salt widely used as an electrolyte, counterion, and reagent in organic synthesis, electrochemistry, and materials science. Its chemical inertness, high ionic conductivity, and compatibility with various solvents make it indispensable in advanced energy storage technologies and synthetic chemistry applications.
