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Silicon Tetrafluoride

    • Product Name Silicon Tetrafluoride
    • Alias Tetrafluorosilane
    • Einecs 238-934-9
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    Specifications

    HS Code

    329148

    Chemicalformula SiF4
    Molarmass 104.08 g/mol
    Appearance Colorless gas
    Odor Pungent, irritating
    Boilingpoint -86.1°C
    Meltingpoint -90°C
    Density 1.66 g/L (at 0°C, 1 atm)
    Solubilityinwater Reacts with water
    Vaporpressure 7390 kPa (at 20°C)
    Casnumber 7783-61-1
    Refractiveindex 1.195 (gas)
    Criticaltemperature 183.3°C
    Criticalpressure 40.6 atm
    Molecularshape Tetrahedral
    Stability Stable under normal conditions

    As an accredited Silicon Tetrafluoride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Silicon Tetrafluoride is packaged in a 50-liter high-pressure steel cylinder, fitted with a corrosion-resistant valve and safety labeling.
    Shipping Silicon Tetrafluoride is shipped as a compressed gas in steel cylinders or specialized pressure vessels. It is classified as a hazardous material (UN 1859). Cylinders must be securely fastened, protected from heat, and clearly labeled. Transportation must comply with applicable regulations for toxic and corrosive gases. Handle with extreme care.
    Storage Silicon tetrafluoride should be stored in tightly sealed, corrosion-resistant cylinders or containers, such as those made from stainless steel. It must be kept in a cool, dry, and well-ventilated area, away from water, moisture, and incompatible substances like strong bases. Proper labeling and secure storage prevent accidental release, and containers must be regularly inspected for leaks and integrity.
    Application of Silicon Tetrafluoride

    Purity 99.9%: Silicon Tetrafluoride with 99.9% purity is used in high-purity silicon wafer manufacturing, where it ensures minimal contamination during the deposition process.

    Molecular weight 104.08 g/mol: Silicon Tetrafluoride with molecular weight 104.08 g/mol is used in semiconductor etching applications, where it enables precise and uniform etch rates.

    Gas phase stability up to 400°C: Silicon Tetrafluoride with gas phase stability up to 400°C is used in plasma-enhanced chemical vapor deposition, where it maintains consistent film formation at elevated temperatures.

    Low moisture content < 5 ppm: Silicon Tetrafluoride with low moisture content below 5 ppm is used in optical fiber production, where it prevents hydrolysis and achieves high transmittance.

    Cylinder pressure 1500 psi: Silicon Tetrafluoride at cylinder pressure of 1500 psi is used in specialty gas handling systems, where it ensures efficient delivery and process control.

    Boiling point -86°C: Silicon Tetrafluoride with boiling point of -86°C is used in controlled atmosphere experiments, where its volatility allows for rapid gas phase transitions.

    Particle-free grade: Silicon Tetrafluoride with particle-free grade is used in microelectronics fabrication, where it prevents particle-induced defects on device surfaces.

    High solubility in water: Silicon Tetrafluoride with high solubility in water is used in laboratory synthesis of fluorosilicic acid, where it ensures high reaction yield and efficiency.

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