High-Purity Lithium Sulfide (Li₂S) Powder for Sulfide Solid Electrolyte Synthesis
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Lithium sulfide (Li₂S) is a critical and irreplaceable raw material for the synthesis of sulfide-based solid electrolytes. It plays a decisive role in determining electrolyte purity, target phase formation, and the achievable upper limit of ionic conductivity in solid-state battery systems.
Xnergy Materials supplies battery-grade, high-purity Li₂S engineered for reliable and reproducible sulfide solid electrolyte synthesis at the raw-material level. With stringent impurity control and scalable production capabilities, Xnergy’s Li₂S helps reduce material costs during scale-up while accelerating the research, development, and industrialization of sulfide solid-state electrolytes.
Product Specifications
| Item | Specification |
|---|---|
| Purity | Li₂S > 99.9% |
| Impurity Element Content | Na < 100 ppmSi < 50 ppmK < 30 ppmAl < 30 ppmCu < 30 ppmCa < 30 ppmTest Method: Inductively Coupled Plasma (ICP) |
| Particle Size | D₅₀ = 1.7 μmD₉₀ = 6.4 μm |
| Appearance | White powder |
| Blue Light Whiteness | > 90%Measured by blue light whiteness meter |
| Moisture Content | < 50 ppmTest Method: Karl Fischer moisture titration |
| Package | 200 g / 1 kg / 5 kg / 25 kg |
| Bulk Density | 0.34 g/cm³ |
| Application | Synthesis of sulfide solid electrolytes |
| GHS Signal Word | Danger |
| Hazards | Toxic if swallowedCauses severe skin burnsCauses serious eye damage |
| Storage | Packaged under argon, sealed in a vacuum bagStored in a glove box |
