4,4'-Diaminobiphenyl-2,2'-Disulfonic Acid

4,4'-Diaminobiphenyl-2,2'-Disulfonic Acid


    • Product Name 4,4'-Diaminobiphenyl-2,2'-Disulfonic Acid
    • Alias dapsone sulfone sulfonic acid
    • Einecs 216-114-7
    • 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

    955026

    Chemical Name 4,4'-Diaminobiphenyl-2,2'-Disulfonic Acid
    Cas Number 81-11-8
    Molecular Formula C12H12N2O6S2
    Molecular Weight 360.37 g/mol
    Appearance Light yellow to beige powder
    Melting Point Approximately 287-288°C (decomposes)
    Solubility In Water Soluble
    Ph Value Approx. 2 (1% solution in water)
    Synonyms DAS; DSD Acid; 2,2'-Disulfo-4,4'-diaminobiphenyl
    Ec Number 201-327-3

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

    Packing & Storage
    Packing The chemical is packaged in a sealed 100g amber glass bottle with a tamper-evident cap and clear hazard labeling.
    Storage 4,4'-Diaminobiphenyl-2,2'-Disulfonic Acid should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizers. Protect the chemical from moisture and direct sunlight. Ensure containers are properly labeled. Use secondary containment if necessary to prevent spills, and keep storage area equipped with suitable emergency handling equipment.
    Shipping 4,4'-Diaminobiphenyl-2,2'-Disulfonic Acid is shipped in tightly sealed containers to prevent moisture absorption and contamination. It should be transported in compliance with all relevant local, national, and international regulations, stored in a cool, dry, and well-ventilated area, and handled with appropriate personal protective equipment to ensure safety.
    Free Quote

    Competitive 4,4'-Diaminobiphenyl-2,2'-Disulfonic 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