CG MATERIAL
Barium Fluoride Powder (BaF2), CAS No. 7787-32-8
Barium Fluoride Powder (BaF2), CAS No. 7787-32-8
| Chemical Formula | BaF₂ |
| CAS | 7787-32-8 |
| Purity | 97%-99% |
| Particle Size | 100 mesh, -200 mesh, -325 mesh |
| Appearance | White powder |
Properties:
- Chemical Formula: BaF₂
- Appearance: White crystalline powder or crystals
- Melting Point: Approximately 1,368°C
- Boiling Point: Around 2,260°C
- Density: 4.89 g/cm³
- Solubility: Slightly soluble in water (increases with temperature); more soluble in acids
- Refractive Index: 1.46 (at 500 nm wavelength)
Typical Analysis Report
| Test Item | Standard | Test results |
| BaF2 | >=98% | 99.05% |
| S | <=0.10% | 0.0220% |
| P | <=0.01% | 0.0018% |
| Pb | <=0.01% | 0.0006% |
| Hg | <=0.001% | 0.0004% |
| H2O | <=0.50% | 0.27% |
Applications:
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Optics:
- Barium Fluoride is known for its wide transmission range, from the ultraviolet (UV) to the infrared (IR) region (0.15 to 12.5 µm). This makes it ideal for manufacturing optical windows and lenses for UV and IR spectroscopy, thermal imaging, and other optical applications.
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Radiation Detection:
- It is used in scintillators, devices that detect radiation by emitting light when exposed to X-rays, gamma rays, or high-energy particles.
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Glass Manufacturing:
- BaF₂ can be used as a flux in the production of specialty glasses, enhancing their properties for specific applications, particularly for reducing the melting temperature and improving chemical resistance.
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Electronics:
- In electronics, it is sometimes used in thin-film technology for anti-reflective coatings and other components due to its stable physical properties and low refractive index.
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Laser Technology:
- Barium Fluoride is also used in laser technology as it has a high damage threshold, making it suitable for laser windows and beam guidance systems.
Handling and Safety:
- Barium Fluoride is considered relatively low in toxicity compared to other fluoride compounds, but precautions should still be taken. Inhalation or ingestion of the powder can be harmful. As with most chemical powders, it is recommended to handle it with gloves, protective eyewear, and proper ventilation to avoid inhaling dust.
