Products Optical Brightener Optical-Brightener-Ob-2

Optical Brightener OB-2

    • Product Name: Optical Brightener OB-2
    • Factroy Site: West Ujimqin Banner, Xilingol League, Inner Mongolia, China
    • Price Inquiry: sales9@bouling-chem.com
    • Manufacturer: Bouling Coating
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    Specifications

    HS Code

    160481
    Chemical Name 1,3:2,4-Bis(5-methyl-2-benzoxazolyl)thiophene
    Cas Number 7128-64-5
    Appearance yellowish-green crystalline powder
    Molecular Formula C26H18N2O2S
    Molecular Weight 422.50 g/mol
    Melting Point 201-203°C
    Solubility insoluble in water, soluble in organic solvents
    Ionic Nature nonionic
    Maximum Absorption Wavelength 374 nm
    Maximum Fluorescence Wavelength 434 nm
    Light Fastness excellent
    Thermal Stability high
    Main Applications brightening of thermoplastics such as PVC, PS, PE, PET, PP
    Shade blue-violet fluorescence
    Dosage Recommendation 0.01–0.05%

    As an accredited Optical Brightener OB-2 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

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    Competitive Optical Brightener OB-2 prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please contact us at +8615651039172 or mail to sales9@bouling-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615651039172

    Email: sales9@bouling-chem.com

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