1,5-Naphthalenedisulfonic Acid, 3,3'-(Carbonylbis(Imino(2-Methyl-4,1-Phenylene)-2,1-Diazenediyl))Bis-, Sodium Salt (1:4)

1,5-Naphthalenedisulfonic Acid, 3,3'-(Carbonylbis(Imino(2-Methyl-4,1-Phenylene)-2,1-Diazenediyl))Bis-, Sodium Salt (1:4)


    • Product Name 1,5-Naphthalenedisulfonic Acid, 3,3'-(Carbonylbis(Imino(2-Methyl-4,1-Phenylene)-2,1-Diazenediyl))Bis-, Sodium Salt (1:4)
    • Alias C.I. Direct Blue 1
    • Einecs 248-460-7
    • 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

    404728

    Cas Number 1934-21-0
    Molecular Formula C37H34N2Na4O12S2
    Molecular Weight 808.87 g/mol
    Iupac Name disodium 4-[(E)-(4-anilino-3-sulfonatonaphthalen-1-yl)diazenyl]benzene-1,3-disulfonate
    Appearance Red to dark violet powder
    Solubility Soluble in water
    Melting Point >300°C
    Synonyms Acid Red 14, Congo Red, Direct Red 28
    Ph 1 Solution 6.0 - 8.0
    Stability Stable under normal temperatures and pressures

    As an accredited 1,5-Naphthalenedisulfonic Acid, 3,3'-(Carbonylbis(Imino(2-Methyl-4,1-Phenylene)-2,1-Diazenediyl))Bis-, Sodium Salt (1:4) factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Sealed 500g amber glass bottle with tamper-evident cap; labeled with chemical name, hazard symbols, batch number, and handling instructions.
    Storage Store **1,5-Naphthalenedisulfonic Acid, 3,3'-(carbonylbis(imino(2-methyl-4,1-phenylene)-2,1-diazenediyl))bis-, sodium salt (1:4)** in a tightly sealed container, in a cool, dry, and well-ventilated area away from incompatible materials such as strong oxidizers and acids. Avoid moisture and direct sunlight. Ensure proper labeling, and prevent dust generation. Use appropriate personal protective equipment when handling.
    Shipping **Shipping Description:** 1,5-Naphthalenedisulfonic Acid, 3,3'-(Carbonylbis(imino(2-methyl-4,1-phenylene)-2,1-diazenediyl))bis-, sodium salt (1:4) should be shipped in a tightly sealed container, kept dry, and protected from light. Handle according to all applicable chemical transport regulations, labeling packages with hazard warnings and compatibility information as required for organic sulfonic salts.
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    Competitive 1,5-Naphthalenedisulfonic Acid, 3,3'-(Carbonylbis(Imino(2-Methyl-4,1-Phenylene)-2,1-Diazenediyl))Bis-, Sodium Salt (1:4) prices that fit your budget—flexible terms and customized quotes for every order.

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    Tel: +8615371019725

    Email: sales7@alchemist-chem.com