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    1. Mainly produces a series of intermediate products based on naphthalene and benzene

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      Ultraviolet absorbent UV-9
      Synonyms Ultraviolet absorbent UV-9
      CAS NO 131-56-6
      Structural formula
      Molecular weight 228.24
      Molecular Formula C14H12O3

      Appearance:white or light green crystal powder
      Melting point: 62.0-65.0 ℃
      Loss on drying: ≤ 0.2%
      Content: ≥ 99.0%
      Heavy metal: ≤ 5ppm
      Ignition residue: <0.1%
      Mucedine: <100CFU
      Total number of bacterium: <300CFU, no checking salmonella and colibacillus
      Specific absorptivity(288nm): ≥ 630
      Nontoxicity: no thrill for skin.
      Packing:paper drum 25kg/ drum
      Storage: airproof and avoid light
      Use:it is wide ultraviolet absorbent. It has many features including notoriety, heat stability and others. It has protection function for PVC and unsaturated polyester
      Valid period:2 years

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      Add:Room 401-418, Building 18, Changjiang Plastics Chemical Market, 600 Tongjiang Middle Road, Xinbei District, Changzhou City

      International Trade:
      Tel: +86-519-85481997/81187592/85761005
      Fax: +86-519-85484533/85761018

      Domestic Trade:
      Tel: +86-519-85481743/85772200/85761002
      Fax: +86-519-85481030/85761058

      Copyright(C)2019, Changzhou Chungang Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案字號:蘇ICP備11031745號

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