Sodium Fluosilicate CAS 16893-85-9 Powder Granular
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Sodium Fluosilicate CAS 16893-85-9 Powder Granular
Sodium Fluosilicate is a widely used inorganic fluorosilicate compound, widely applied in various industrial fields. Its chemical formula is Na₂SiF₆, and CAS is 16893-85-9. The common aliases of Sodium Fluosilicate include Sodium silicofluoride, Sodium hexafluorosilicate, Silicofluoric acid disodium salt, and Disodium hexafluorosilicate.
Sodium Fluosilicate is mainly supplied in two common forms: powder and granular, which are convenient for storage, transportation and industrial application. It is a white, odorless inorganic solid, slightly soluble in water and insoluble in alcohol. The physical properties of Sodium Fluosilicate are stable under normal temperature and pressure, with a melting point of 874°C; it decomposes when heated, and is non-combustible and non-explosive, ensuring safe use in industrial scenarios.
Product Specifications
|
Item |
Specification |
|
Purity (Na₂SiF₆) |
≥98% |
|
Moisture |
≤0.5% |
|
Insoluble Matter in Water |
≤0.2% |
|
pH Value (1% Aqueous Solution) |
3.5-4.5 |
Applications of Sodium Fluosilicate
Sodium Fluosilicate has extensive applications in multiple industries. In the construction industry, it is used as a setting accelerator and hardener for concrete, improving the strength and durability of concrete. In the chemical industry, it serves as a raw material for the production of other fluoride compounds and as a flux in metal smelting. In the glass and ceramic industry, it is used to improve the transparency, hardness and wear resistance of glass and ceramics. Additionally, it is applied in water treatment and the production of pesticides and detergents.
The product has obtained REACH registration, fully complying with EU import and export standards. MSDS download is available, providing customers with detailed safety information, handling precautions and emergency response measures.
FAQ
1. Is Sodium Fluosilicate soluble in alcohol?
No, Sodium Fluosilicate is insoluble in alcohol, but slightly soluble in water, which is consistent with its inorganic compound properties and does not affect its industrial application.
2. What is the storage condition for Sodium Fluosilicate?
Sodium Fluosilicate should be stored in a cool, dry and well-ventilated warehouse, away from moisture and incompatible substances. Proper storage can maintain its stability for a long time.
3. Does Sodium Fluosilicate meet EU import standards?
Yes, the product has passed REACH registration, which fully meets EU import requirements. Relevant certification documents can be provided together with MSDS via MSDS download.
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