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Sodium Sulfite

    • Product Name Sodium Sulfite
    • Alias sodium_sulfite
    • Einecs 231-821-4
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry sales7@bouling-chem.com
    • Manufacturer Bouling Chemical Co., Limited
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    251241

    product_name Sodium Sulfite
    synonyms Disodium sulfite, Sulfurous acid disodium salt
    chemical_formula Na2SO3
    molar_mass 126.04 g/mol
    appearance White crystalline powder
    purity Typically >98%
    CAS_number 7757-83-7
    melting_point 33.4°C (dehydrates), decomposes at 500°C
    solubility_in_water 27 g/100 mL (20°C)
    density 2.633 g/cm³
    pH_of_solution 9-10 (5% aqueous solution)

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

    Packing & Storage
    Packing Sodium Sulfite from Sigma Aldrich is packaged in a 500g white, sealed plastic bottle with a blue screw cap and clear labeling.
    Shipping Sodium Sulfite from Sigma Aldrich/Merck/TCI Chemical is shipped in tightly sealed, moisture-proof containers to protect against contamination and degradation. Packaging meets regulatory standards for chemical transport, with clear hazard labeling. Shipments are handled by certified carriers, ensuring safe delivery and compliance with local and international shipping regulations for chemicals.
    Storage Sodium sulfite (Sigma Aldrich/Merck/TCI Chemical) should be stored in a tightly sealed container, away from moisture and incompatible substances (such as acids and oxidizers). Store in a cool, dry, well-ventilated area, protected from direct sunlight. Avoid sources of ignition and strong heat. Clearly label the container and restrict access to trained personnel only. Follow all relevant safety regulations and guidelines.
    Free Quote

    Competitive Sodium Sulfite prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615371019725 or mail to sales7@bouling-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615371019725

    Email: sales7@bouling-chem.com

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    Certification & Compliance