Lithium polysilicate solution
Lithium polysilicate solution (CAS: 12627-14-4, Formula: Li2Si5O11) is a specialized inorganic compound supplied by Tech Serve Solutions. This aqueous solution provides a stable and accessible form of lithium and silicate. It finds application as a precursor in materials science and in the synthesis of various silicone-based polymers and advanced materials, leveraging its unique chemical properties for innovative industrial processes.

Materials Science Precursor
Used as a foundational component in the synthesis of novel materials. Its controlled release of lithium and silicate ions allows for precise formulation in advanced ceramic and composite development.
Silicone Polymer Synthesis
Acts as a key ingredient in the production of specific silicone polymers. The compound's structure is instrumental in forming the siloxane backbone characteristic of these materials.
Surface Treatment Agent
Can be employed for surface modification and treatment applications. It may impart desirable properties such as hydrophobicity or improved adhesion to various substrates.
| Molecular weight | 330.30 |
|---|---|
| Linear formula | Li2Si5O11 |
| Density | 1.16 g/mL at 25 °C |
| Concentration | 20 wt. % in H2O |


Hazard statements
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 37-41 |
| Safety statements (S) | 26-39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Lithium Polysilicate Solution used for?
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Lithium polysilicate solution is primarily used as a precursor in materials science and in the synthesis of silicone-based polymers. It can also serve as a surface treatment agent.
What are the CAS number and formula for Lithium Polysilicate Solution?
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The CAS number is 12627-14-4 and the molecular formula is Li2Si5O11.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Lithium Polysilicate Solution at a concentration of 20 wt. % in H2O. This is typically supplied as a technical or research grade; TSS does not represent it as USP, BP, or EP grade.
How should Lithium Polysilicate Solution be handled safely?
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Lithium polysilicate solution is classified as dangerous. It causes serious eye damage (H318) and may cause respiratory irritation (H335). Always wear appropriate personal protective equipment, including eyeshields and gloves, and ensure adequate ventilation.
How is Lithium Polysilicate Solution packed, shipped, and exported?
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Tech Serve Solutions professionally packs, handles, and exports chemicals globally, adhering to all relevant international shipping regulations and standards to ensure safe and timely delivery.
How can I request a sample or quote for Lithium Polysilicate Solution?
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To request a sample or a formal quotation, please contact our sales team directly through our website or by phone, providing the product name and CAS number.
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