Sodium Silicofluoride (Sodium Fluorosilicate)
White crystalline powder · CAS 16893-85-9
Overview
Sodium Silicofluoride (Sodium Fluorosilicate) (CAS 16893-85-9) is one of the salts & minerals products Suraj Chemicals supplies to industrial, institutional and manufacturing buyers across India from our Chennai base. It is commonly used for drinking-water fluoridation agent; opacifying agent in vitreous enamels and ceramic glazes; wood-preservative and laundry-sour formulations, among other applications in the salts & minerals category. We pack Sodium Silicofluoride (Sodium Fluorosilicate) in 25/50 kg bags, and can arrange bulk, drum or tanker quantities for larger requirements — full characteristics, applications and downloadable documentation are below, or you can request a quote directly.
Specification Sheet — Characteristics
Download Specification Sheet (PDF)| Characteristics | Specifications |
|---|---|
| Assay (Na2SiF6) | 98% Min |
| Fluorine Content (as F) | 60% Min |
| Moisture | 0.5% Max |
| Free Acid (as H2SiF6) | 0.5% Max |
| Water Insoluble Matter | 0.5% Max |
Values above are well-established typical/standard specification properties for this product, compiled from published technical references — not a batch-specific lab report. Figures can vary batch to batch — request a current certificate of analysis with your order.
Applications
- Drinking-water fluoridation agent
- Opacifying agent in vitreous enamels and ceramic glazes
- Wood-preservative and laundry-sour formulations
- Frosting/etching agent for glass
Frequently Asked Questions
What is Sodium Silicofluoride (Sodium Fluorosilicate)?
Sodium Silicofluoride (Sodium Fluorosilicate) is supplied by Suraj Chemicals as white crystalline powder, identified by CAS number 16893-85-9. It falls under our Salts & Minerals range — see the Specification Sheet table above for its full characteristics.
What is Sodium Silicofluoride (Sodium Fluorosilicate) used for?
Typical applications include: Drinking-water fluoridation agent; Opacifying agent in vitreous enamels and ceramic glazes; Wood-preservative and laundry-sour formulations; Frosting/etching agent for glass.
How should Sodium Silicofluoride (Sodium Fluorosilicate) be stored and handled?
Store in a dry, covered area away from acids — reacts with acids to release toxic hydrogen fluoride/silicon tetrafluoride gas; toxic, keep away from food and handle with appropriate PPE.
What packaging and pack sizes does Suraj Chemicals supply Sodium Silicofluoride (Sodium Fluorosilicate) in?
25/50 kg bags. Contact us if you need a different pack size, or a bulk/tanker quantity.
What is the shelf life of Sodium Silicofluoride (Sodium Fluorosilicate)?
Typically around 24 months from date of manufacture when stored in original, unopened packaging under normal warehouse conditions, consistent with standard industry practice for this class of chemical. As with any industrial chemical, request the current batch's manufacturing date and a fresh certificate of analysis for orders where exact remaining shelf life matters.
Is Sodium Silicofluoride (Sodium Fluorosilicate) hazardous to handle?
Yes — Sodium Silicofluoride (Sodium Fluorosilicate) is reactive with certain materials — check compatibility before storing near other chemicals; toxic if mishandled and requires appropriate PPE. Follow the storage and handling guidance above, use appropriate PPE, and download the Safety Data Sheet (SDS/MSDS) in the sidebar above for full GHS hazard, handling and PPE details.
Is a Specification Sheet, TDS or MSDS available for Sodium Silicofluoride (Sodium Fluorosilicate)?
Yes — a downloadable Specification Sheet (PDF) with full characteristics and specifications is available above, and a downloadable Safety Data Sheet (SDS/MSDS) for Sodium Silicofluoride (Sodium Fluorosilicate) is also available above.
Can I get a sample or discuss order quantity for Sodium Silicofluoride (Sodium Fluorosilicate)?
Yes — use the Request Price & Availability button or WhatsApp us with your required quantity, and our team will confirm pricing, minimum order quantity, sample availability and delivery timelines for Sodium Silicofluoride (Sodium Fluorosilicate).