Disodium 4,5-Dihydroxynaphthalene-2,7-Disulphonate

Disodium 4,5-Dihydroxynaphthalene-2,7-Disulphonate


    • Product Name Disodium 4,5-Dihydroxynaphthalene-2,7-Disulphonate
    • Alias Chromotropic Acid
    • Einecs 209-212-9
    • Mininmum Order 1 g
    • Factory Site Wusu, Tacheng Prefecture, Xinjiang, China
    • Price Inquiry sales7@alchemist-chem.com
    • Manufacturer Ccount Chem
    • CONTACT NOW
    Specifications

    HS Code

    190007

    Chemical Name Disodium 4,5-Dihydroxynaphthalene-2,7-Disulphonate
    Cas Number 4396-81-6
    Molecular Formula C10H6Na2O8S2
    Molecular Weight 396.27 g/mol
    Appearance Orange to brown powder
    Solubility In Water Soluble
    Melting Point Decomposes
    Ph Value 8-10 (1% aqueous solution)
    Storage Temperature Room temperature
    Synonyms Naphthol Yellow S, Sodium 4,5-dihydroxy-2,7-naphthalenedisulfonate

    As an accredited Disodium 4,5-Dihydroxynaphthalene-2,7-Disulphonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing White HDPE bottle labeled “Disodium 4,5-Dihydroxynaphthalene-2,7-Disulphonate, 100g” with hazard pictograms and batch number.
    Storage Disodium 4,5-Dihydroxynaphthalene-2,7-Disulphonate should be stored in a tightly sealed container, protected from light and moisture, in a cool, dry, and well-ventilated area. Keep away from incompatible substances, such as strong oxidizers and acids. Ensure proper labeling and handle with appropriate safety precautions, including the use of personal protective equipment to avoid skin and eye contact.
    Shipping Disodium 4,5-Dihydroxynaphthalene-2,7-Disulphonate is shipped in tightly sealed containers, protected from moisture and extreme temperatures. The packaging complies with chemical safety regulations, including labeling and documentation. Transport is typically by ground or air freight, depending on quantity and destination, ensuring secure handling to prevent spills or contamination.
    Free Quote

    Competitive Disodium 4,5-Dihydroxynaphthalene-2,7-Disulphonate 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@alchemist-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615371019725

    Email: sales7@alchemist-chem.com