Congo Red

    • Product Name: Congo Red
    • Alias: C.I. 22120
    • Einecs: 202-028-0
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: sales3@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    507183

    Chemical Name Congo Red
    Cas Number 573-58-0
    Molecular Formula C32H22N6Na2O6S2
    Molecular Weight 696.66 g/mol
    Appearance Red to dark brown powder
    Solubility In Water Freely soluble
    Melting Point Decomposes above 360°C
    Ph Range 3.0 - 5.2 (indicator)
    Color Change Blue-violet to red
    Usage Biological staining, pH indicator
    Absorption Maximum 497 nm
    Storage Conditions Store at room temperature, away from light

    As an accredited Congo Red factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The packaging for Congo Red includes a sealed amber glass bottle containing 100 grams, clearly labeled with hazard symbols and product details.
    Shipping Congo Red should be shipped in tightly sealed containers, protected from light, moisture, and incompatible substances. It must be handled as a hazardous chemical, with proper labeling and documentation according to regulatory guidelines. Transport requires compliance with local and international regulations to prevent leaks, spills, or exposure during transit.
    Storage Congo Red should be stored in a tightly closed container in a cool, dry, and well-ventilated area. Keep it away from heat, moisture, direct sunlight, and incompatible materials such as strong oxidizers and acids. Store at room temperature, and ensure the area is clearly labeled and accessible only to authorized personnel. Proper storage helps prevent decomposition and contamination.
    Free Quote

    Competitive Congo Red prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please contact us at +8615365186327 or mail to sales3@ascent-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615365186327

    Email: sales3@ascent-chem.com

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    Certification & Compliance
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