Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Basic Information
Product Name: Lithium hexafluorophosphate
CAS Number: 21324-40-3
Alias: LiPF6, Lithium Hexafluorophosphate
Chemical Full Name: Lithium hexafluorophosphate
Molecular Formula: LiPF6
Molecular Weight: 151.91
EINECS: 244-334-1
Structural Information
- Structure Type: Inorganic lithium salt electrolyte for lithium-ion battery
- Structural Features: Ionic compound composed of Li? cation and stable PF?? hexafluorophosphate anion; excellent lithium ion conductivity, wide electrochemical window, compatible with carbonate battery solvents; core conductive salt of lithium battery electrolyte
- Characteristic: Main lithium salt for power lithium battery, energy storage battery, consumer electronics battery electrolyte
Physical & Chemical Properties
- Appearance: White crystalline powder
- Odor: Irritating acid odor (decomposed by moisture)
- Melting Point: Decomposes above 120°C, no stable melting point
- Density (20℃): 1.50 g/cm3
- Solubility: Soluble in carbonate organic solvents (EC, DMC, EMC); violently hydrolyzes in water to generate HF toxic gas; insoluble in alkane solvents
- Stability: Extremely sensitive to water and air; rapidly absorbs moisture and decomposes to produce hydrogen fluoride, phosphorus pentafluoride and lithium fluoride; stable under anhydrous inert gas (N?/Ar) sealed storage; decomposes under high temperature
Synthesis & Applications
Production Method
Reaction of anhydrous lithium fluoride and phosphorus pentafluoride under anhydrous low-temperature inert environment, recrystallization purification under glove box condition.
Main Applications
- Lithium battery electrolyte core salt: Raw material for electrolyte of lithium-ion power battery, 3C digital battery, energy storage lithium battery
- Special ion liquid raw material: Fluorophosphate ionic liquid precursor
- Electrochemical research reagent: Laboratory electrolyte conductive salt for battery material testing
Safety & Storage Instructions
GHS Hazard Classification
- H314 Causes severe skin burns and eye damage (hydrolysis generates HF)
- H330 Fatal if inhaled
- H302 Harmful if swallowed
- H318 Causes serious eye damage
- H400 Very toxic to aquatic life
Personal Protection
Fully enclosed inert gas glove box operation mandatory; gas respirator, full-face anti-acid splash goggles, thick fluororubber corrosion-resistant gloves, fully covered acid-proof protective clothing; strictly avoid contact with air and water.
Storage Condition
Hermetically sealed stainless steel barrel with nitrogen filling, dry anhydrous constant temperature warehouse ≤25℃, water-free and air-free environment; isolated from water, alcohols, alkaline substances, oxidants; storage area equipped with anhydrous inert gas protection and HF neutralization treatment facilities.
Transportation
UN3260 Class 8 corrosive inorganic solid, Packaging Group I; sealed nitrogen-filled packaging, strictly waterproof, separated from food, water sources, alkaline chemicals during transit.
Quality Specifications
- Purity: ≥99.95% (battery grade)
- Moisture content: ≤10 ppm
- Free HF: ≤50 ppm
- Heavy metal impurities (Na, K, Ca, Fe, Pb): ≤1 ppm each
- Insoluble matter: ≤10 ppm
Information Summary Table
| Item | Specification |
| CAS Number | 21324-40-3 |
| Product Name | Lithium hexafluorophosphate (LiPF6) |
| Synonym | Lithium Hexafluorophosphate |
| Molecular Formula | LiPF6 |
| Molecular Weight | 151.91 |
| Appearance | White crystalline powder |
| Core Advantage | Main conductive lithium salt for lithium-ion battery electrolyte, high ionic conductivity |
| Storage Rule | Nitrogen-filled sealed anhydrous storage, strictly isolated from water and air |
| Hazard Property | Highly corrosive, hydrolyzes to generate toxic HF gas, fatal by inhalation, severe burn hazard |
| Main Usage | Lithium ion battery electrolyte lithium salt, electrochemical testing reagent, ionic liquid raw material |
