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Lithium Salt

Lithium hexafluorophosphate (LiPF6)

Lithium Salt available by request for quote from Winigen Materials.

Product Details

Lithium hexafluorophosphate

Lithium hexafluorophosphate (LiPF6) remains the reference salt for conventional lithium-ion electrolytes because it combines useful ionic conductivity with established graphite-anode and aluminum-current-collector compatibility.

Category
Lithium Salt
Abbreviation
LiPF6
CAS Number
21324-40-3
Availability
RFQ

Typical Specification

  • Grade: Battery grade
  • Purity: > 99.9%
  • Water: <= 20 ppm
  • Formula: LiPF6

Technical Selection Guide

Why is LiPF6 used in lithium-ion batteries?

Lithium hexafluorophosphate (LiPF6) remains the reference salt for conventional lithium-ion electrolytes because it combines useful ionic conductivity with established graphite-anode and aluminum-current-collector compatibility. It is normally formulated in carbonate solvent blends such as EC with EMC, DEC, or DMC. Its long industrial history also makes LiPF6 a practical baseline when a development team needs to compare a new solvent, additive, electrode coating, or formation protocol against a commercially familiar electrolyte system.

Why developers evaluate it

  • Established supply chain and manufacturing experience
  • Useful conductivity in carbonate electrolyte systems
  • A familiar baseline for graphite and layered-oxide cells

Development considerations

  • Moisture sensitivity and HF-forming degradation pathways
  • Thermal stability constraints at elevated temperature
  • Dry handling and low-water formulation control are essential

How to compare it

LiFSI and LiTFSI are often evaluated when higher conductivity, low-temperature transport, or different interphase chemistry is desired. LiPF6 remains valuable as the commercial benchmark, while alternative salts and co-salt strategies should be validated for aluminum corrosion, gas generation, formation behavior, and long-term impedance.

Technical Profile

Lithium-Ion Electrolyte Applications

Lithium hexafluorophosphate (LiPF6) is a lithium electrolyte salt for lithium-ion electrolyte formulation, additive screening, and battery materials research. This material is available by RFQ for programs where low moisture, purity, and compatibility with carbonate or specialty solvent systems are key selection criteria.

  • Lithium-ion electrolyte formulation and salt screening
  • Carbonate, ether, or fluorinated solvent blend evaluation
  • Cell-development studies where low water content is important
  • Comparison with LiFSI, LiTFSI, LiBF4, and other lithium salts

Product FAQ

Common Questions

What is Lithium hexafluorophosphate (LiPF6) used for?

Lithium hexafluorophosphate (LiPF6) is used or screened for lithium-ion electrolyte formulation, salt screening, and battery research workflows. Winigen Materials can support RFQ-based supply and related electrolyte or battery materials development discussions.

What is the CAS number for Lithium hexafluorophosphate (LiPF6)?

The CAS number shown for Lithium hexafluorophosphate (LiPF6) is 21324-40-3.

What specifications are shown for Lithium hexafluorophosphate (LiPF6)?

The target specifications currently shown are battery grade, purity > 99.9%, and water <= 20 ppm. Final specifications, documentation, and available quantity can be confirmed during RFQ.

Can I request a quote for Lithium hexafluorophosphate (LiPF6)?

Yes. Use the request quote button on this page to pre-fill the product interest, category, and target specifications for Lithium hexafluorophosphate (LiPF6).