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UV 320 2-(3,5-Di-Tert-Butyl-2-Hydroxyphenyl)-2H CAS 3846-71-7

  • Product Name: UV-320
  • CAS: 3846-71-7
  • MF: C20H25N3O
  • MW: 323.43
  • EINECS: 223-346-6
  • Mol File: 3846-71-7.mol
  • Synonyms: 4,6-Di-tert-butyl-2-(2H-benzotriazole-2-yl)phenol;HDBB;2-Benzotriazole-2-yl-4;6-di-tert-butylphenol;3,5-Dibutylhy-2-droxyphenylbenzotriazole;2-(3,5-Di-t-butyl-2-hydroxyphenyl)benzotriazole;2-(2H-Benzo[d][1,2,3]triazol-2-yl)-4,6-di-tert-butylphenol;uv absorber uv-320

    Properties 

    Hals 

    Hals 

    Melting point: 152-154°C
    Boiling point: 444.0±55.0 °C
    Density: 1.10±0.1 g/cm³
    Fp: 215°C
    Storage temp.: 2-8°C
    Solubility: Chloroform (Slightly), Methanol (Slightly)
    pKa: 9.41±0.48
    Form: Solid
    Color: White to Off-White

    Products Usage

    UV-320 is a benzotriazole UV stabilizer, which is used to increase product stability and to prevent discolouration in various consumer and industrial goods such as plastics. Benzotriazole UV stabilizers are a pollutant for the aquatic environment and have been implicated as a potential stable and toxic ligands for aryl hydrocarbon receptor in human.

    Package And Storage

    Package: 
    25kg/carton drum or as your requirements.
    Remark: Chemical composition and size can be optimized by the customers' requirements固体1x01固体25wq

    Storage:
    Keep container closed. Store in a dry place. Do not store at elevated temperatures. Keep from freezing. Do not reuse empty container. 

    Safety Protection

    Precautions for safe handling
    Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

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