Lithium Bis(trifluoromethanesulfonyl)imide LiTFSI CAS 90076-65-6, for Lithium Battery Electrolytes and High-Performance Electrochemical Material Applications

1. Product Overview

Lithium Bis(trifluoromethanesulfonyl)imide (LiTFSI) is a high-performance organolithium salt material featuring excellent electrochemical stability, high ionic conductivity, and good thermal stability.

LiTFSI is widely used in lithium-ion battery electrolytes, lithium metal batteries, electrolyte systems, supercapacitors, and specialty electrochemical material applications, serving as an important functional material in the new energy industry chain.

2. Product Specifications

Product Name: Lithium Bis(trifluoromethanesulfonyl)imide

English Name: Lithium Bis(trifluoromethanesulfonyl)imide

Abbreviation: LiTFSI

Chemical Formula: (CF₃SO₂)₂NLi

CAS No.: 90076-65-6

Quality Grade: ≥99.9%

Product Weight: 240.0 kg

Quantity: 48 Bags

Production Date: September 10, 2025

Shelf Life: 12 Months

3. Product Quality Specifications

Appearance: White Powder

Purity: 99.99% (Specification ≥99.9%)

Moisture: 32.80 ppm (Specification ≤100 ppm)

F⁻: 13.50 ppm (Specification ≤20 ppm)

Cl⁻: 1.50 ppm (Specification ≤15 ppm)

SO₄²⁻: 4.10 ppm (Specification ≤20 ppm)

pH: 6.51 (Specification 6–9)

Color (25% MEK): 5 Hazen (Specification ≤30)

Turbidity (25% MEK): 0.39 NTU (Specification ≤10)

4. Metal Ion Control

According to COA test results:

Al: <0.03 ppm

As: <0.01 ppm

B: 0.97 ppm

Ca: 0.67 ppm

Cd: 0.02 ppm

Cr: 0.17 ppm

Cu: 0.24 ppm

Fe: 0.48 ppm

Hg: <0.01 ppm

K: 0.40 ppm

Mg: 0.56 ppm

Na: 0.29 ppm

Ni: 0.02 ppm

Pb: <0.01 ppm

Si: 0.09 ppm

Zn: 0.23 ppm

Excellent metal impurity control, meeting the requirements of high-performance electrochemical material applications.

5. Product Structural Characteristics

① TFSI⁻ Anion Structure

Features strong electron delocalization capability, enhancing lithium salt stability in organic electrolytes.

② High Electrochemical Stability Window

Suitable for high-voltage battery systems.

③ Low Moisture Requirements

Low ppm moisture control helps reduce electrolyte side reactions and improves cycling performance.

6. Main Application Areas

① Lithium-Ion Battery Electrolytes

Used as a high-performance lithium salt in battery electrolyte systems.

② Lithium Metal Batteries

Used in the development of novel high-energy-density batteries.

③ Solid-State and Gel Electrolytes

Used as a functional lithium salt material.

④ Supercapacitors and Electrochemical Devices

Used in specialty electrochemical systems.

7. Product Advantages

① High Purity

This batch of LiTFSI achieves a purity of 99.99%, exceeding the ≥99.9% standard.

② Low Moisture Content

Moisture content of 32.80 ppm, meeting battery-grade material requirements.

③ Low Metal Impurities

Multiple metal ions are controlled at ppm levels.

④ Batch Supply Capability

This batch supplies 240 kg, packaged in 48 bags.

8. Packaging and Supply Information

Product Quantity: 48 Bags

Total Weight: 240 kg

Available Documentation:

-Certificate of Analysis (COA);

-Technical Data Sheet (TDS);

-Safety Data Sheet (SDS);

-Export-Related Documentation.

9. Russian Market Procurement Considerations

Customers typically focus on the following:

-LiTFSI Purity;

-Moisture Content (ppm);

-Metal Impurities;

-Anionic Impurities;

-Batch-to-Batch Consistency;

-Packaging and Export Documentation.

10. Frequently Asked Questions (FAQ)

Q: What are the main applications of LiTFSI?

A: It is mainly used in lithium battery electrolytes, novel battery systems, and electrochemical materials.

Q: What is the quality of this product?

A: According to the COA from Changzhou Jiayuan Chemical Co., Ltd., this batch has a purity of 99.99% and moisture content of 32.80 ppm, with a test conclusion of Qualified.

Q: What is the difference between LiTFSI and LiFSI?

A: LiTFSI has a more established history of electrochemical applications, while LiFSI is developing rapidly in high-performance battery systems. Both are important lithium salt materials.