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Sodium Sulfite

    Specifications

    HS Code

    872890

    Chemical Name Sodium Sulfite
    Chemical Formula Na2SO3
    Molar Mass 126.04 g/mol
    Appearance White crystalline powder
    Solubility In Water 27.0 g/100 mL (20°C)
    Melting Point 33.4°C (decomposes)
    Density 2.633 g/cm³
    Odor Odorless
    Ph Of Solution 9.0-10.5 (10% solution)
    Cas Number 7757-83-7

    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 is packaged in a 25 kg white HDPE bag with blue labeling, sealed for moisture protection and labeled with safety information.
    Storage Sodium sulfite should be stored in a cool, dry, well-ventilated area away from moisture, heat, and incompatible substances such as acids and oxidizers. Keep the container tightly closed and properly labeled. Protect from physical damage and direct sunlight. Use corrosion-resistant containers, as sodium sulfite is slightly hygroscopic and may decompose upon exposure to air and water, releasing sulfur dioxide gas.
    Shipping Sodium Sulfite should be shipped in tightly sealed containers to prevent moisture absorption. Store and transport in a cool, dry, well-ventilated area, away from incompatible substances like acids and oxidizers. Comply with local, national, and international regulations for chemical transport. Appropriate hazard labels and documentation are required during shipping.
    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 +8615651039172 or mail to sales9@alchemist-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615651039172

    Email: sales9@alchemist-chem.com