Description
ATOMFAIR® POTASSIUM BIS(TRIFLUOROMETHANESULFONYL)IMIDERESEARCH GRADE MATERIAL
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This material requires rigorous moisture control throughout handling and storage to maintain its battery-grade quality. Contact with atmospheric moisture may compromise the material's purity and electrochemical performance.
- Moisture Sensitivity: Store and handle this salt under an inert, dry atmosphere to prevent moisture absorption that can degrade its suitability for battery electrolyte formulations.
How does the 99.95% purity of KTFSI impact the electrochemical stability window in potassium-ion battery electrolytes compared to standard grade imide salts?
The 99.95% purity minimizes trace impurities that can catalytically decompose the electrolyte at high potentials, thereby widening the electrochemical stability window. This purity level, combined with battery grade moisture control, ensures that water-triggered side reactions are suppressed, enabling stable cycling at elevated voltages. Lower grade imide salts typically introduce contaminants that narrow the stability window.
What are the critical solvent compatibility requirements for formulating KTFSI-based electrolytes for high-voltage potassium-ion cells?
KTFSI is designed for custom electrochemical formulations and typically requires anhydrous polar aprotic solvents to maintain its high purity and low moisture. The battery grade moisture specification indicates that handling must occur in moisture-free environments, such as a glovebox, to prevent hydrolysis that would degrade performance. The solid white powder dissolves predictably in suitable solvents, but compatibility must be validated for specific solvent systems to avoid phase separation or precipitation.
What are the mandatory storage and handling protocols for KTFSI to maintain its battery grade moisture specification?
KTFSI must be stored in its original high-integrity atmosphere-isolated bottle to prevent moisture absorption from ambient air. Handling should be performed exclusively in an inert glovebox (argon or nitrogen) to preserve the battery grade moisture limit, as the solid powder is hygroscopic. Once the bottle is opened, immediate transfer to a controlled environment is required; any exposure to air will increase moisture content and compromise electrolyte quality.
This 99.95% pure KTFSI solid white powder offers a premium imide salt baseline for potassium-ion battery electrolytes, with battery-grade moisture controls to block background degradation, but necessitates atmosphere-isolated handling and is explicitly restricted to laboratory research workflows.
Positive
- Ultra-High Purity with Moisture Control: The 99.95% purity threshold combined with battery grade moisture processing limits ensures minimal electrolyte side reactions and predictable electrochemical performance in potassium-ion systems.
- Solid Powder Handling Advantage: The solid white powder form enables stable gravimetric dosing and predictable dissolution metrics during custom electrolyte compounding, improving workflow consistency.
Trade-offs
- Atmosphere-Sensitive Packaging Required: The product is supplied in a high-integrity, atmosphere-isolated bottle layout to preserve battery-grade moisture limits, requiring careful storage and handling in dry environments to avoid moisture uptake.
- Limited to Laboratory Research Use: Explicitly sold for laboratory research workflows only, this material is not intended for commercial-scale production without additional qualification and scaling considerations.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
