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6-Amino-4-hydroxynaphthalene-2-sulfonic acid

    • Product Name 6-Amino-4-hydroxynaphthalene-2-sulfonic acid
    • Alias Brønsted acid
    • Einecs 202-176-2
    • Mininmum Order 1 g
    • Factory Site Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry sales3@ar-reagent.com
    • Manufacturer Nanjing Finechem Holdings Co., Ltd
    • CONTACT NOW
    Specifications

    HS Code

    791681

    Chemical Name 6-Amino-4-hydroxynaphthalene-2-sulfonic acid
    Molecular Formula C10H9NO4S
    Molecular Weight 239.25 g/mol
    Cas Number 130-13-2
    Appearance Brownish to reddish powder
    Melting Point 275-280°C (decomposes)
    Solubility In Water Soluble
    Density Approx. 1.7 g/cm³
    Pka Approx. 1.2 (sulfonic acid group)
    Synonyms J Acid, 2-Sulfo-6-aminonaphthol-4
    Ec Number 204-972-6

    As an accredited 6-Amino-4-hydroxynaphthalene-2-sulfonic acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing White, opaque plastic bottle labeled "6-Amino-4-hydroxynaphthalene-2-sulfonic acid, 100g, Sigma-Aldrich" with hazard and chemical information displayed.
    Shipping 6-Amino-4-hydroxynaphthalene-2-sulfonic acid is shipped in sealed, chemical-resistant containers, compliant with international transport regulations. It is classified as a laboratory chemical and may require documentation for proper handling. The shipment includes safety information and Material Safety Data Sheets (MSDS) from Sigma Aldrich, Merck, or TCI, ensuring secure and compliant delivery.
    Storage 6-Amino-4-hydroxynaphthalene-2-sulfonic acid should be stored in a tightly closed container in a cool, dry, and well-ventilated area. Protect from moisture, heat, and light. Store away from incompatible substances such as oxidizing agents, strong acids, and bases. Follow standard chemical storage protocols as per Sigma-Aldrich or the manufacturer’s guidelines, and ensure proper labeling for safety.
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    Tel: +8615365186327

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    Certification & Compliance