Hydrophobic Fumed Silica HB-701

    • Product Name: Hydrophobic Fumed Silica HB-701
    • Chemical Name (IUPAC): Silicon dioxide
    • CAS No.: 112945-52-5
    • Chemical Formula: SiO₂
    • Form/Physical State: White powder
    • Factroy Site: West Ujimqin Banner, Xilingol League, Inner Mongolia, China
    • Price Inquiry: sales9@bouling-chem.com
    • Manufacturer: Bouling Desiccants
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    Specifications

    HS Code

    877618

    Product Name Hydrophobic Fumed Silica HB-701
    Appearance White, amorphous powder
    Primary Particle Size 7-40 nm
    Surface Area Bet 200 ± 25 m²/g
    Ph Value 3.5–4.5 (in 4% aqueous dispersion)
    Moisture Content ≤ 0.5% (105°C, 2 hours)
    Hydrophobic Treatment Trimethylsiloxy (Si(CH3)3)
    Loss On Ignition ≤ 2.0% (1000°C, 2 hours)
    Bulk Density 40–60 g/L
    Sio2 Content ≥ 99.8%
    Refractive Index 1.46
    Oil Absorption ≥ 250 g/100g

    As an accredited Hydrophobic Fumed Silica HB-701 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Hydrophobic Fumed Silica HB-701 is packaged in 10 kg multi-layer kraft paper bags with inner PE liner for moisture protection.
    Container Loading (20′ FCL) Container Loading (20′ FCL) for Hydrophobic Fumed Silica HB-701: 80 drums (10kg/drum) or 160 bags (10kg/bag) per container.
    Shipping Hydrophobic Fumed Silica HB-701 is shipped in sealed, moisture-proof bags, typically 10kg or 15kg net each, placed within sturdy fiber drums or cartons. Packages are clearly labeled with product and safety information. The material should be transported in cool, dry conditions and handled carefully to prevent damage or contamination.
    Storage Hydrophobic Fumed Silica HB-701 should be stored in a tightly sealed container in a cool, dry, and well-ventilated area. Keep away from moisture, heat sources, and direct sunlight. Avoid strong acids and oxidizing agents. Prevent dust generation and accumulation. Ensure proper labeling and protection from physical damage. Store away from foodstuffs, beverages, and incompatible materials to maintain safety and product integrity.
    Shelf Life Hydrophobic Fumed Silica HB-701 has a shelf life of 24 months when stored in a cool, dry, and sealed container.
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    For samples, pricing, or more information, please contact us at +8615651039172 or mail to sales9@bouling-chem.com.

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    Tel: +8615651039172

    Email: sales9@bouling-chem.com

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    Certification & Compliance