Lingwu, Yinchuan, Ningxia, China sales2@liwei-chem.com 3170906422@qq.com
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7-Dehydrocholesterol

    • Product Name 7-Dehydrocholesterol
    • Alias Provitamin D3
    • Einecs 200-273-9
    • Mininmum Order 1 g
    • Factory Site Lingwu, Yinchuan, Ningxia, China
    • Price Inquiry sales2@liwei-chem.com
    • Manufacturer Alchemist Worldwide Ltd
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    661586

    chemical_name 7-Dehydrocholesterol
    molecular_formula C27H44O
    molar_mass 384.64 g/mol
    CAS_number 434-16-2
    appearance White to off-white solid
    melting_point 148-150 °C
    solubility_in_water Insoluble
    boiling_point 444.7 °C at 760 mmHg
    density 1.05 g/cm³
    pubchem_cid 5280723
    iupac_name 5,7-cholestadien-3β-ol
    storage_conditions Store at 2-8°C, protected from light
    synonyms 8-Dehydrocholesterol, Provitamin D3
    refractive_index 1.515
    application Precursor to vitamin D3 synthesis

    As an accredited 7-Dehydrocholesterol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 7-Dehydrocholesterol is supplied in a 1-gram amber glass bottle with a secure screw cap and tamper-evident seal for protection.
    Shipping 7-Dehydrocholesterol is shipped in tightly sealed containers under controlled conditions to protect it from light, heat, and moisture. The shipment complies with safety regulations for chemical substances, ensuring proper labeling and documentation. Temperature-sensitive packaging may be used to maintain product stability during transit. Delivery details and MSDS are provided upon request.
    Storage 7-Dehydrocholesterol should be stored in a tightly sealed container, protected from light, moisture, and air. Keep at 2-8°C (refrigerated conditions). Minimize exposure to light and oxygen to prevent degradation or oxidation. Store in a dry place away from incompatible substances such as strong oxidizing agents. Ensure containers are properly labeled and handled under appropriate safety protocols.
    Free Quote

    Competitive 7-Dehydrocholesterol prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615380400285 or mail to sales2@liwei-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615380400285

    Email: sales2@liwei-chem.com

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