7-Anilino-4-Hydroxynaphthalene-2-Sulphonic Acid

7-Anilino-4-Hydroxynaphthalene-2-Sulphonic Acid


    • Product Name 7-Anilino-4-Hydroxynaphthalene-2-Sulphonic Acid
    • Alias Sodium Salt of S-7
    • Einecs 221-618-3
    • 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

    201212

    Product Name 7-Anilino-4-Hydroxynaphthalene-2-Sulphonic Acid
    Abbreviation ANS
    Cas Number 82-78-0
    Molecular Formula C16H13NO4S
    Molecular Weight 315.34 g/mol
    Appearance Yellow to orange powder
    Melting Point 250-252°C (decomposes)
    Solubility In Water Soluble
    Synonyms 8-(Phenylamino)-1-naphthalenesulfonic acid, ANS
    Uv Absorption Maximum Circa 350 nm (in water)
    Fluorescence Strong blue fluorescence when bound to hydrophobic sites
    Storage Conditions Store at 2-8°C, protected from light
    Pka 5.0-5.7
    Ec Number 201-435-0

    As an accredited 7-Anilino-4-Hydroxynaphthalene-2-Sulphonic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle containing 25 grams, tightly sealed with a screw cap; features hazard labeling, product name, and supplier information.
    Storage 7-Anilino-4-Hydroxynaphthalene-2-Sulphonic Acid should be stored in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizers. It should be kept in a tightly closed, properly labeled container, protected from moisture and direct sunlight. Ensure storage in a designated chemical storage area, following all relevant safety regulations and guidelines.
    Shipping 7-Anilino-4-Hydroxynaphthalene-2-Sulphonic Acid should be shipped in tightly sealed containers, protected from moisture and light. Store and transport at room temperature, away from incompatible substances. Follow all applicable regulations for shipping chemicals, including labeling, documentation, and hazard communication, to ensure safe and compliant delivery. Handle with proper personal protective equipment.
    Free Quote

    Competitive 7-Anilino-4-Hydroxynaphthalene-2-Sulphonic Acid 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