1-Amino-8-Naphthol-2,4-Disulfonic Acid mono Potassium/Chicago Acid/8-Amino-1-Naphthol-5,7-disulfonic acid

    • Product Name: 1-Amino-8-Naphthol-2,4-Disulfonic Acid mono Potassium/Chicago Acid/8-Amino-1-Naphthol-5,7-disulfonic acid
    • Chemical Name (IUPAC): potassium 8-amino-1-hydroxynaphthalene-5,7-disulfonate
    • CAS No.: 131-20-4
    • Chemical Formula: C10H7KNO7S2
    • Form/Physical State: Solid
    • Factroy Site: No.968 Jiangshan Road Nantong Economic and Technological Development Zone, Jiangsu, China
    • Price Inquiry: sales7@boxa-chem.com
    • Manufacturer: Nantong Acetic Acid Chemical Co., Ltd.
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    Specifications

    HS Code

    177424

    Chemical Name 1-Amino-8-Naphthol-2,4-Disulfonic Acid mono Potassium
    Other Names Chicago Acid, 8-Amino-1-Naphthol-5,7-disulfonic acid
    Cas Number 116-63-2
    Molecular Formula C10H7NO7S2K
    Molecular Weight 377.38
    Appearance Gray to brown powder
    Solubility In Water Soluble
    Melting Point Decomposes
    Purity Typically >95%
    Ph Of 1 Solution Approximately 4-6
    Primary Uses Dyestuff intermediate
    Odor Odorless
    Stability Stable under recommended storage conditions
    Storage Conditions Store in a cool, dry place, protected from light
    Synonyms 8-Amino-1-naphthol-5,7-disulfonic acid potassium salt

    As an accredited 1-Amino-8-Naphthol-2,4-Disulfonic Acid mono Potassium/Chicago Acid/8-Amino-1-Naphthol-5,7-disulfonic acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

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