Strontium fluoride
Strontium fluoride (CAS 7783-48-4; SrF2) is an inorganic salt with a molecular weight of 125.62 g/mol. It typically appears as a white crystalline powder. Strontium fluoride is recognised for its high refractive index and has found applications in optical materials, particularly for vacuum ultraviolet (VUV) optics due to its transparency in that region. It is also utilised in certain specialised chemical synthesis processes.

Optical Materials
Strontium fluoride is valued for its optical properties, including a high refractive index and transparency in the vacuum ultraviolet spectrum. This makes it suitable for fabricating lenses, windows, and other optical components used in specialised optical systems and research instrumentation.
Chemical Synthesis
As an inorganic salt, strontium fluoride serves as a reagent or precursor in various chemical synthesis pathways. It can be employed in the preparation of other strontium-containing compounds or in specific inorganic reactions where a source of strontium and fluoride ions is required.
Ceramics and Metallurgy
Strontium fluoride can be incorporated into ceramic formulations or used in metallurgical applications. Its properties may contribute to specific performance characteristics in advanced ceramic materials or alloys.
| Molecular weight | 125.62 |
|---|---|
| Linear formula | SrF2 |
| Grade | anhydrous |
| Form | powder |
| Boiling point | 2489 °C(lit.) |
| Density | 4.24 g/mL at 25 °C(lit.) |
| Particle size | <5 μm |
| Melting point | >1400 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 Strontium Fluoride used for?
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Strontium fluoride is primarily used in the manufacturing of optical materials, particularly for vacuum ultraviolet (VUV) optics due to its transparency in that spectral range. It also finds applications as a reagent in chemical synthesis and in certain ceramic and metallurgical processes.
What are the CAS number and chemical formula for Strontium Fluoride?
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The CAS number for Strontium Fluoride is 7783-48-4, and its chemical formula is SrF2.
What grade and purity does Tech Serve Solutions supply for Strontium Fluoride?
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Tech Serve Solutions supplies Strontium Fluoride in anhydrous powder form. The specific assay is not detailed in the provided data, and TSS does not represent this product as USP, BP, or EP grade.
How should Strontium Fluoride be handled safely?
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Strontium Fluoride is classified as a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment including a dust mask (N95 US type), eyeshields, and gloves. Ensure adequate ventilation.
How is Strontium Fluoride packed and shipped?
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Information regarding specific packing and shipping methods is not detailed, but as a global supplier, Tech Serve Solutions can export this chemical. Please contact us for detailed logistics.
How can I request a quote or sample for Strontium Fluoride?
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To request a quote or a sample of Strontium Fluoride, please use the 'Request a Quote' or 'Request Sample' functionality on our website or contact our sales team directly.
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