3-Hydroxynaphthalene-2,7-Disulfonate

3-Hydroxynaphthalene-2,7-Disulfonate


    • Product Name 3-Hydroxynaphthalene-2,7-Disulfonate
    • Alias Naphthol AS-D
    • Einecs 217-817-4
    • Mininmum Order 1 g
    • Factory Site West Ujimqin Banner, Xilingol League, Inner Mongolia, China
    • Price Inquiry sales9@alchemist-chem.com
    • Manufacturer Ccount Chem
    • CONTACT NOW
    Specifications

    HS Code

    426127

    Chemicalname 3-Hydroxynaphthalene-2,7-Disulfonate
    Molecularformula C10H7O7S2
    Molarmass 303.29 g/mol
    Casnumber 135-46-0
    Appearance Light brown to yellowish solid
    Meltingpoint decomposes
    Solubilityinwater Highly soluble
    Synonyms 3-Hydroxy-2,7-naphthalenedisulfonic acid, sodium salt
    Ph 5.0-7.0 (1% solution)
    Storageconditions Store in a tightly closed container, in a cool, dry place
    Chemicalstructure Naphthalene ring with hydroxy at position 3 and sulfonate groups at positions 2 and 7

    As an accredited 3-Hydroxynaphthalene-2,7-Disulfonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 3-Hydroxynaphthalene-2,7-Disulfonate, 25g, is packaged in a sealed, amber glass bottle with tamper-evident cap and safety labeling.
    Storage 3-Hydroxynaphthalene-2,7-disulfonate should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizers and bases. Protect it from moisture and direct sunlight. Ensure proper labeling and keep the container away from sources of ignition. Use chemical-resistant shelving and handle according to standard laboratory safety protocols.
    Shipping 3-Hydroxynaphthalene-2,7-Disulfonate is shipped in tightly sealed containers, typically within inner plastic bags and outer fiber drums or bottles to prevent moisture absorption and contamination. It is transported under ambient conditions, with care to avoid exposure to incompatible substances. Handling requires adherence to standard chemical safety and shipping guidelines.
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    Tel: +8615651039172

    Email: sales9@alchemist-chem.com